What is Total number of atoms present in 5 mole of glucose ​

Each glucose molecule is composed of C6H12O6. This means one mol of glucose contains 6 mol of oxygen. So 5 mol of glucose contains 5*6 = 30 mol of oxygen. As the chemical formula for glucose is C6H12O6, so the number of oxygen atoms in 5 moles of glucose is 30.

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