Question

How many grams of O2 are in 1.2 moles of O2

Answer 1

31.9988 grams.

this is your answer have a good day:)

Step-by-step explanation:

Answer 2

`\huge\boxed{\sf m = 38.4\ grams}`

Step-by-step 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

`\rule[225]{225}{2}`

Hope this helped!

~AH1807