How many grams of O2 are in 1.2 moles of O2

Explanation:

Given:

No. of moles = n = 1.2 moles

Molar mass = M = 2*16 = 32 g/mol

Required:

Mass in grams = m = ?

Formula:

n = m / M

Solution:

1.2 = m / 32

m = 1.2 * 32

m = 38.4 grams

Hope this helped!

the answer to your question is c.

if you read the house of usher you should know that the house was haunted

the answer would be a