Question

Convert 12 g. O, into mole?​

Answer 1

Answer:

O's mass 16 g/mol

then no of moles of O = 12/16 = 0.75 moles of O

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Answer 2

Answer:

Here we are given the mass of oxygen gas as 12 grams. Molar mass = 2×16 = 32 grams. We know the formula to calculate the number of moles. = 0.375 moles.

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