Question

Calculate no. of moles in 18 gm of o2

Answer 1

Answer:

Explanation:

the answer is 31.9988. We assume you are converting between grams O2 and mole. You can view more details on each measurement unit: molecular weight of O2 or mol The SI base unit for amount of substance is the mole. 1 grams O2 is equal to 0.031251171918947 mole

Answer 2

Answer:

Explanation:

number of moles

=

mass of sample

molar mass

number of moles

=

18 g

molar mass of H

×

2

+

molar mass of O

number of moles

=

18 g

1.008 g/mol

×

2

+

16.00 g/mol

=

18 g

18.02 g/mol

≈

1 mole

In

1

mole of water, there are

6.022

×

10

23