Question

How many moles are there in 1.505 X 1024 molecules of water, H2O?

Answer 1

Answer:

2.5 moles

Explanation:

Nᴀ=6.02×10²³ (constant)

n=N/Nᴀ=

$= \frac{1.505 \times 10 ^{24} }{ {6.02 \times 10}^{23} } = 2.5 \: moles$