Question

12 gm of mg combines with 0.8 gm of mg. Find % composition of each element in the compound. for class 9​

Answer 1

Answer:

The characteristic molar mass of an element is simply the atomic mass in g/mol. However, molar mass can also be calculated by multiplying the atomic mass in amu by the molar mass constant (1 g/mol). To calculate the molar mass of a compound with multiple atoms, sum all the atomic mass of the constituent atoms.