Calculate the Number of Moles and the Mass of He

question 47

Multiple Choice

Calculate the number of moles and the mass of He gas present in a 2.00 L steel container if the pressure is 6.50 atm, and the temperature is 42.0°C.

• A)1.00 mol, 4.00 g
• B)0.503 mol, 2.01 g
• C)3.77 mol, 15.1 g
• D)4.99 x 10⁴ mol, 1.25 x 10⁴ g
• E)6.65 x 10³ mol, 2.66 x 10⁵ g