Question

calculate the following : a) moles of 3.2×10^24 atoms of calcium
b) mass of 3.2 × 10^24 atoms of calcium​

Answer 1

A substance's molar mass is calculated by multiplying its relative atomic mass by the molar mass constant (1 g/mol). The molar mass constant can be used to convert mass to moles. By multiplying a given mass by the molar mass, the amount of moles of the substance can be calculated

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