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## How many moles is 90.93 grams of aluminum?

The molar mass of aluminium is 27 grams per mole. Therefore, 1 mole of aluminium will weigh 27 grams. Thus, the total number of moles in 9 grams of aluminium = 9g/27g. mol-1 = **0.33 moles**.

## What is the formula for moles to grams?

Moles to Grams Conversion Formula. In order to convert the moles of a substance to grams, you will need to **multiply the mole value of the substance by its molar mass**.

## What is the difference between a mole and a gram?

It is defined as **exactly 6.022×10 ^{23} particles**, which may be atoms, molecules, ions, or electrons. … The term gram-molecule (g mol) was formerly used for “mole of molecules”, and gram-atom (g atom) for “mole of atoms”. For example, 1 mole of MgBr

_{2}is 1 gram-molecule of MgBr

_{2}but 3 gram-atoms of MgBr

_{2}.