Asked by frank

Calculate the number of C atoms in a .25mg sample of C8H10N4O2
Answered by DrBob222
mols C8H10N4O2 = 0.00025/molar mass = ?
There are 6.02E23 molecules in 1 mol of that material.
There are 8 C atoms per molecule of that material.
Answered by frank
thank you
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