How do you calculate the number of molecules in a substance?
1 Answer
Nov 26, 2015
Divide the mass of the molecular substance by its molar mass to get moles. Then multiply times
Explanation:
Determine the mass of the substance, and its molar mass. Divide the given mass by its molar mass to get moles, then multiply times
Example
How many molecules are contained in 25.00 g glucose
Molar mass
http://pubchem.ncbi.nlm.nih.gov/compound/5793