The calculator above finds the number of possible combinations of elements in a collection. Of course, you can also use a formula the calculate them as well. The number of possible combinations of objects n in a sample of r elements are often expressed as nCr or n choose r. In formulas,...
Permutation calculator Formula: P(n,r) = n! / (n - r)! Where: n: n elements (n > 0) r: r subset elements (0 < r <= n) Combination calculator Formula: C(n,r) = n! /(r! * (n - r)!) Where: n: n elements (n > 0) r: r subset elements (0 < r <= n)...
You can use parenthesis () or brackets []. Finding Molar Mass Read our article on how tocalculate molar mass. This molar mass calculator will find the molar mass of a compound and show a step-by-step solution including all calculations to get the answer. You can also ask for help in ...
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