Question

How many moles of alluminum are present in 11.9g Al?​

Answer 1

Hey there!

Molar mass of aluminum is 26.98 grams.

We have 11.9 grams.

11.9 ÷ 26.98 = 0.441

There are 0.441 moles of aluminum in 11.9 grams of aluminum.

Hope this helps!