Question

How many moles of H2O are in 1.8 x 1024 H2O molecules?

Answer 1

Answer:

0.29 moles

Explanation:

1 mole = 6.022 × 10²³

x mole = 1.8 × 10²⁴

after cross multiplying

x = 1.8 × 10²⁴/6.022× 10²³