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Estimate how long a speech or presentation will take based ...
Count words, characters, sentences, paragraphs, and ...
Calculate the SMOG readability grade level from ...
Calculate genotype frequencies at Hardy-Weinberg ...
Calculate half-life from decay constant, or find decay ...
Convert grams of a substance to moles using molar mass. Use ...
Calculate GC content percentage of a DNA or RNA sequence. ...
Apply Boyle's, Charles's, Gay-Lussac's, or Combined Gas ...
Calculate freezing point depression from molality and ...
Find min, Q1, median, Q3, and max for a dataset. Use this ...
Calculate exponential growth or decay given initial value, ...
Calculate equivalent weight from molar mass and n-factor. ...
Calculate enzyme activity in units (U) from reaction data. ...
Determine empirical formula from percent composition by ...
Calculate standard cell potential from cathode and anode ...
Calculate Cohen's d and other effect size measures. Use ...
Generate the reverse complement of a DNA sequence. Use this ...
Estimate molecular weight of a single-stranded or ...
Estimate the melting temperature (Tm) of a short DNA ...
Calculate dilution factor and final concentration from ...
Calculate dilution using C₁V₁ = C₂V₂. Use this free ...
Calculate probability of outcomes when rolling multiple ...
Calculate mean, median, mode, variance, standard deviation, ...
Calculate the difference between two dates or add and ...
Calculate confidence interval for a population mean. Use ...
Calculate nCr — the number of ways to choose r items from n ...
Calculate combinations and permutations for counting ...
XTRAW Tools
Free calculators, converters, generators, and simple apps for everyday decisions.
XTRAW Tools
Free calculators, converters, generators, and simple apps for everyday decisions.