--- 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,ordering/dirDesc/results,73-96" date: "2026-08-22T02:45:01+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 [Sorted Product Name -/+](https://xtraw.com/tools/calculators/science-calculators/by,ordering/dirDesc "-/+") [Product Name](https://xtraw.com/tools/calculators/science-calculators/by,product_name/dirDesc "Product Name") [Ordering](https://xtraw.com/tools/calculators/science-calculators/by,ordering/dirDesc "Ordering") - [Start](https://xtraw.com/tools/calculators/science-calculators/by,ordering/dirDesc "Start") - [Prev](https://xtraw.com/tools/calculators/science-calculators/by,ordering/dirDesc/results,49-72 "Prev") - [1](https://xtraw.com/tools/calculators/science-calculators/by,ordering/dirDesc "1") - [2](https://xtraw.com/tools/calculators/science-calculators/by,ordering/dirDesc/results,25-48 "2") - [3](https://xtraw.com/tools/calculators/science-calculators/by,ordering/dirDesc/results,49-72 "3") - 4 - [5](https://xtraw.com/tools/calculators/science-calculators/by,ordering/dirDesc/results,97-120 "5") - [6](https://xtraw.com/tools/calculators/science-calculators/by,ordering/dirDesc/results,121-144 "6") - [Next](https://xtraw.com/tools/calculators/science-calculators/by,ordering/dirDesc/results,97-120 "Next") - [End](https://xtraw.com/tools/calculators/science-calculators/by,ordering/dirDesc/results,121-144 "End") Page 4 of 6 Results 73 - 96 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 [ ![Ideal Gas Law Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-ideal-gas-law-chemistry-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/ideal-gas-law-chemistry-calculator "Ideal Gas Law Calculator") new ## [Ideal Gas Law Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2366&virtuemart_category_id=26&Itemid=173) Solve the ideal gas law (PV = nRT) for any unknown ... Be the first to review product [ ![Hydroxide Ion Concentration Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-hydroxide-ion-concentration-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/hydroxide-ion-concentration-calculator "Hydroxide Ion Concentration Calculator") new ## [Hydroxide Ion Concentration Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2373&virtuemart_category_id=26&Itemid=173) Calculate \[OH⁻\] concentration from pOH or pH. Use this free ... Be the first to review product [ ![Hydrogen Ion Concentration Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-hydrogen-ion-concentration-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/hydrogen-ion-concentration-calculator "Hydrogen Ion Concentration Calculator") new ## [Hydrogen Ion Concentration Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2372&virtuemart_category_id=26&Itemid=173) Calculate \[H⁺\] concentration from pH. Use this free ... Be the first to review product [ ![Hooke's Law Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-hookes-law-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/hookes-law-calculator "Hooke's Law Calculator") new ## [Hooke's Law Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2349&virtuemart_category_id=26&Itemid=173) Solve for spring constant, force, or displacement using ... Be the first to review product [ ![Home Energy Emissions Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-home-energy-emissions-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/home-energy-emissions-calculator "Home Energy Emissions Calculator") new ## [Home Energy Emissions Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2533&virtuemart_category_id=26&Itemid=173) Calculate total annual home CO2 emissions from electricity, ... Be the first to review product [ ![Henderson-Hasselbalch Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-henderson-hasselbalch-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/henderson-hasselbalch-calculator "Henderson-Hasselbalch Calculator") new ## [Henderson-Hasselbalch Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2374&virtuemart_category_id=26&Itemid=173) Calculate buffer pH using the Henderson-Hasselbalch ... Be the first to review product [ ![Heat Index Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-heat-index-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/heat-index-calculator "Heat Index Calculator") new ## [Heat Index Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2544&virtuemart_category_id=26&Itemid=173) Calculate the apparent "feels like" temperature from air ... Be the first to review product [ ![Hardy-Weinberg Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-hardy-weinberg-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/hardy-weinberg-calculator "Hardy-Weinberg Calculator") new ## [Hardy-Weinberg Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2403&virtuemart_category_id=26&Itemid=173) Calculate genotype frequencies at Hardy-Weinberg ... Be the first to review product [ ![Half-Life Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-half-life-chemistry-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/half-life-chemistry-calculator "Half-Life Calculator") new ## [Half-Life Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2380&virtuemart_category_id=26&Itemid=173) Calculate half-life from decay constant, or find decay ... Be the first to review product [ ![Grams to Moles Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-grams-to-moles-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/grams-to-moles-calculator "Grams to Moles Calculator") new ## [Grams to Moles Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2353&virtuemart_category_id=26&Itemid=173) Convert grams of a substance to moles using molar mass. Use ... Be the first to review product [ ![GC Content Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-gc-content-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/gc-content-calculator "GC Content Calculator") new ## [GC Content Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2400&virtuemart_category_id=26&Itemid=173) Calculate GC content percentage of a DNA or RNA sequence. ... Be the first to review product [ ![Gas Law Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-gas-law-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/gas-law-calculator "Gas Law Calculator") new ## [Gas Law Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2389&virtuemart_category_id=26&Itemid=173) Apply Boyle's, Charles's, Gay-Lussac's, or Combined Gas ... Be the first to review product [ ![Garden Water Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-garden-water-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/garden-water-calculator "Garden Water Calculator") new ## [Garden Water Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2540&virtuemart_category_id=26&Itemid=173) Calculate water needed for a vegetable or flower garden. ... Be the first to review product [ ![Fuel Emissions Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-fuel-emissions-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/fuel-emissions-calculator "Fuel Emissions Calculator") new ## [Fuel Emissions Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2543&virtuemart_category_id=26&Itemid=173) Calculate CO2 emissions from burning a quantity of fuel. ... Be the first to review product [ ![Friction Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-friction-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/friction-calculator "Friction Calculator") new ## [Friction Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2345&virtuemart_category_id=26&Itemid=173) Calculate static or kinetic friction force. Use this free ... Be the first to review product [ ![Freezing Point Depression Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-freezing-point-depression-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/freezing-point-depression-calculator "Freezing Point Depression Calculator") new ## [Freezing Point Depression Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2369&virtuemart_category_id=26&Itemid=173) Calculate freezing point depression from molality and ... Be the first to review product [ ![Free Fall Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-free-fall-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/free-fall-calculator "Free Fall Calculator") new ## [Free Fall Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2334&virtuemart_category_id=26&Itemid=173) Calculate velocity and distance for an object in free fall. ... Be the first to review product [ ![Force Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-force-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/force-calculator "Force Calculator") new ## [Force Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2336&virtuemart_category_id=26&Itemid=173) Calculate force using Newton's second law: F = ma. Use this ... Be the first to review product [ ![Flight Emissions Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-flight-emissions-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/flight-emissions-calculator "Flight Emissions Calculator") new ## [Flight Emissions Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2531&virtuemart_category_id=26&Itemid=173) Estimate CO2 emissions for a flight based on distance and ... Be the first to review product [ ![Exponential Growth Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-exponential-growth-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/exponential-growth-calculator "Exponential Growth Calculator") new ## [Exponential Growth Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2391&virtuemart_category_id=26&Itemid=173) Calculate exponential growth or decay given initial value, ... Be the first to review product [ ![Equivalent Weight Calculator from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-equivalent-weight-calculator-360x360_230x230.jpg) ](https://xtraw.com/tools/calculators/science-calculators/equivalent-weight-calculator "Equivalent Weight Calculator") new ## [Equivalent Weight Calculator](https://xtraw.com/index.php?option=com_virtuemart&view=productdetails&virtuemart_product_id=2364&virtuemart_category_id=26&Itemid=173) Calculate equivalent weight from molar mass and n-factor. ... Be the first to review product [ ![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 [ ![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 ... 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