Question

What is the mass of 3.5 moles of helium gas?

Answer 1

14.009.107‬

Step-by-step explanation:

Moles to Grams helium

1 mole is equal to 1 moles Helium, or 4.002602 grams

4.002602 x 3= 12.007.806

4.002602 : 2 = 2.001.301

12.007.806+2.001.301= 14.009.107‬

Answer 2

1 mole is equal to 1 moles Helium, or 4.002602 grams.

Step-by-step explanation: