--- title: "Science Calculators | XTRAW Tools" description: "Science calculators for environmental impact, carbon offsets, solar energy, rainwater harvesting, water use, compost, recycling, fuel emissions, weather, humidity, and cloud base estimates." url: "https://xtraw.com/tools/calculators/science-calculators/by,product_name/dirDesc/results,97-120" date: "2026-08-22T02:47:36+00:00" language: "en-GB" --- ## [ Biology Calculators ![Biology Calculators category image](https://xtraw.com/images/virtuemart/category/244_biology-calculators.jpg) ](https://xtraw.com/tools/calculators/science-calculators/biology-calculators "Biology Calculators") ## [ Chemistry Calculators ![Chemistry Calculators category image](https://xtraw.com/images/virtuemart/category/230_chemistry-calculators.jpg) ](https://xtraw.com/tools/calculators/science-calculators/chemistry-calculators "Chemistry Calculators") ## [ Electrical & Engineering Calculators ![Electrical & Engineering Calculators category image](https://xtraw.com/images/virtuemart/category/170_electrical-engineering-calculators.jpg) ](https://xtraw.com/tools/calculators/science-calculators/electrical-engineering-calculators "Electrical & Engineering Calculators") ## [ Energy Calculators ![Energy Calculators category image](https://xtraw.com/images/virtuemart/category/173_energy-calculators.jpg) ](https://xtraw.com/tools/calculators/science-calculators/energy-calculators "Energy Calculators") ## [ Engineering Calculators ![Engineering Calculators category image](https://xtraw.com/images/virtuemart/category/157_engineering-calculators.jpg) ](https://xtraw.com/tools/calculators/science-calculators/engineering-calculators "Engineering Calculators") ## [ Environmental Calculators ![Environmental Calculators category image](https://xtraw.com/images/virtuemart/category/305_environmental-calculators.jpg) ](https://xtraw.com/tools/calculators/science-calculators/environmental-calculators "Environmental Calculators") ## [ Physics Calculators ![Physics Calculators category image](https://xtraw.com/images/virtuemart/category/225_physics-calculators.jpg) ](https://xtraw.com/tools/calculators/science-calculators/physics-calculators "Physics Calculators") ## [ Weather Calculators ![Weather Calculators category image](https://xtraw.com/images/virtuemart/category/321_weather-calculators.jpg) ](https://xtraw.com/tools/calculators/science-calculators/weather-calculators "Weather Calculators") Sort by [Product Name -/+](https://xtraw.com/tools/calculators/science-calculators/by,product_name/dirDesc "-/+") [Ordering](https://xtraw.com/tools/calculators/science-calculators/by,ordering/dirDesc "Ordering") - [Start](https://xtraw.com/tools/calculators/science-calculators/by,product_name/dirDesc "Start") - [Prev](https://xtraw.com/tools/calculators/science-calculators/by,product_name/dirDesc/results,73-96 "Prev") - [1](https://xtraw.com/tools/calculators/science-calculators/by,product_name/dirDesc "1") - [2](https://xtraw.com/tools/calculators/science-calculators/by,product_name/dirDesc/results,25-48 "2") - [3](https://xtraw.com/tools/calculators/science-calculators/by,product_name/dirDesc/results,49-72 "3") - [4](https://xtraw.com/tools/calculators/science-calculators/by,product_name/dirDesc/results,73-96 "4") - 5 - [6](https://xtraw.com/tools/calculators/science-calculators/by,product_name/dirDesc/results,121-144 "6") - [Next](https://xtraw.com/tools/calculators/science-calculators/by,product_name/dirDesc/results,121-144 "Next") - [End](https://xtraw.com/tools/calculators/science-calculators/by,product_name/dirDesc/results,121-144 "End") Page 5 of 6 Results 97 - 120 of 129 24 # Science Calculators #### Latest Tools [ ![Cloud Base Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-cloud-base-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/cloud-base-calculator "Cloud Base Calculator") new ## [Cloud Base Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2548&virtuemart_category_id=26&Itemid=173) Estimate the height of cumulus cloud bases from temperature ... Be the first to review product [ ![Relative Humidity Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-relative-humidity-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/relative-humidity-calculator "Relative Humidity Calculator") new ## [Relative Humidity Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2547&virtuemart_category_id=26&Itemid=173) Calculate relative humidity, actual vapor pressure, or dew ... Be the first to review product [ ![Dew Point Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-dew-point-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/dew-point-calculator "Dew Point Calculator") new ## [Dew Point Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2546&virtuemart_category_id=26&Itemid=173) Calculate dew point temperature from air temperature and ... Be the first to review product #### Products [ ![Enzyme Activity Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-enzyme-activity-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/enzyme-activity-calculator "Enzyme Activity Calculator") new ## [Enzyme Activity Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2406&virtuemart_category_id=26&Itemid=173) Calculate enzyme activity in units (U) from reaction data. ... Be the first to review product [ ![Energy Conversion Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-energy-conversion-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/energy-conversion-calculator "Energy Conversion Calculator") new ## [Energy Conversion Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2135&virtuemart_category_id=26&Itemid=173) Convert energy values between joules, calories, ... Be the first to review product [ ![Empirical Formula Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-empirical-formula-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/empirical-formula-calculator "Empirical Formula Calculator") new ## [Empirical Formula Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2377&virtuemart_category_id=26&Itemid=173) Determine empirical formula from percent composition by ... Be the first to review product [ ![Electrochemical Cell Potential Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-electrochemical-cell-potential-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/electrochemical-cell-potential-calculator "Electrochemical Cell Potential Calculator") new ## [Electrochemical Cell Potential Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2382&virtuemart_category_id=26&Itemid=173) Calculate standard cell potential from cathode and anode ... Be the first to review product [ ![Electricity Emissions Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-electricity-emissions-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/electricity-emissions-calculator "Electricity Emissions Calculator") new ## [Electricity Emissions Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2532&virtuemart_category_id=26&Itemid=173) Calculate CO2 emissions from electricity consumption. Use ... Be the first to review product [ ![Electricity Cost Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-electricity-cost-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/electricity-cost-calculator "Electricity Cost Calculator") popular ## [Electricity Cost Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2168&virtuemart_category_id=26&Itemid=173) Calculate the cost of running an appliance from watts, ... Be the first to review product [ ![Effect Size Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-effect-size-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/effect-size-calculator "Effect Size Calculator") new ## [Effect Size Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2329&virtuemart_category_id=26&Itemid=173) Calculate Cohen's d and other effect size measures. Use ... Be the first to review product [ ![Driving Emissions Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-driving-emissions-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/driving-emissions-calculator "Driving Emissions Calculator") new ## [Driving Emissions Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2530&virtuemart_category_id=26&Itemid=173) Calculate CO2 emissions from driving based on miles and ... Be the first to review product [ ![DNA Reverse Complement Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-dna-reverse-complement-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/dna-reverse-complement-calculator "DNA Reverse Complement Calculator") new ## [DNA Reverse Complement Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2401&virtuemart_category_id=26&Itemid=173) Generate the reverse complement of a DNA sequence. Use this ... Be the first to review product [ ![DNA Molecular Weight Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-dna-molecular-weight-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/dna-molecular-weight-calculator "DNA Molecular Weight Calculator") new ## [DNA Molecular Weight Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2397&virtuemart_category_id=26&Itemid=173) Estimate molecular weight of a single-stranded or ... Be the first to review product [ ![DNA Melting Temperature Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-dna-melting-temperature-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/dna-melting-temperature-calculator "DNA Melting Temperature Calculator") new ## [DNA Melting Temperature Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2402&virtuemart_category_id=26&Itemid=173) Estimate the melting temperature (Tm) of a short DNA ... Be the first to review product [ ![Dilution Factor Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-dilution-factor-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/dilution-factor-calculator "Dilution Factor Calculator") new ## [Dilution Factor Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2395&virtuemart_category_id=26&Itemid=173) Calculate dilution factor and final concentration from ... Be the first to review product [ ![Dilution Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-dilution-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/dilution-calculator "Dilution Calculator") new ## [Dilution Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2360&virtuemart_category_id=26&Itemid=173) Calculate dilution using C₁V₁ = C₂V₂. Use this free ... Be the first to review product [ ![Descriptive Statistics Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-descriptive-statistics-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/descriptive-statistics-calculator "Descriptive Statistics Calculator") new ## [Descriptive Statistics Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2295&virtuemart_category_id=26&Itemid=173) Calculate mean, median, mode, variance, standard deviation, ... Be the first to review product [ ![Confidence Interval Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-confidence-interval-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/confidence-interval-calculator "Confidence Interval Calculator") new ## [Confidence Interval Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2304&virtuemart_category_id=26&Itemid=173) Calculate confidence interval for a population mean. Use ... Be the first to review product [ ![Compost Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-compost-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/compost-calculator "Compost Calculator") new ## [Compost Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2541&virtuemart_category_id=26&Itemid=173) Estimate compost yield and carbon-to-nitrogen ratio for a ... Be the first to review product [ ![Centripetal Force Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-centripetal-force-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/centripetal-force-calculator "Centripetal Force Calculator") new ## [Centripetal Force Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2346&virtuemart_category_id=26&Itemid=173) Calculate centripetal force for circular motion. Use this ... Be the first to review product [ ![Cell Doubling Time Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-cell-doubling-time-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/cell-doubling-time-calculator "Cell Doubling Time Calculator") new ## [Cell Doubling Time Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2393&virtuemart_category_id=26&Itemid=173) Calculate cell doubling time (generation time) from cell ... Be the first to review product [ ![Cell Concentration Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-cell-concentration-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/cell-concentration-calculator "Cell Concentration Calculator") new ## [Cell Concentration Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2409&virtuemart_category_id=26&Itemid=173) Calculate cell concentration from hemocytometer counts. Use ... Be the first to review product [ ![Carbon Footprint Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-carbon-footprint-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/carbon-footprint-calculator "Carbon Footprint Calculator") new ## [Carbon Footprint Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2529&virtuemart_category_id=26&Itemid=173) Estimate your annual household carbon footprint from ... Be the first to review product [ ![Capacitor Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-capacitor-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/capacitor-calculator "Capacitor Calculator") new ## [Capacitor Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2172&virtuemart_category_id=26&Itemid=173) Calculate capacitor charge, energy, and RC time constant. ... Be the first to review product [ ![Buffer pH Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-buffer-ph-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/buffer-ph-calculator "Buffer pH Calculator") new ## [Buffer pH Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2375&virtuemart_category_id=26&Itemid=173) Calculate the pH of a buffer solution from Ka, acid, and ... Be the first to review product [ ![Boiling Point Elevation Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-boiling-point-elevation-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/boiling-point-elevation-calculator "Boiling Point Elevation Calculator") new ## [Boiling Point Elevation Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2368&virtuemart_category_id=26&Itemid=173) Calculate boiling point elevation from molality and ... Be the first to review product [ ![Beer-Lambert Law Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-beer-lambert-law-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/beer-lambert-law-calculator "Beer-Lambert Law Calculator") new ## [Beer-Lambert Law Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2385&virtuemart_category_id=26&Itemid=173) Calculate absorbance, transmittance, concentration, or path ... 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