A substance's molar mass is calculated by multiplying its relative atomic mass by the molar mass constant (1 g/mol). ... By multiplying a given mass by the molar mass, the amount of moles of the substance can be calculated.
Answer:
A
Explanation:
it is because it began a new millennium
Answer: option D.
The total number of atoms of each element on both sides of the
equation must be the same.
Explanation:
5 inches I am not sure but I THINK it’s 5 inches sry if I’m wrong