Question

convert into moles 80g of water​

Answer 1

Answer:

80g of water = 4.444 moles

Step-by-step explanation:

Molecular weight of water (H2O) in grams = 2 + 16 = 18 g = one mole of water

So,

$20g \: of \: water = \frac{1}{18} \times 80 \\ = \frac{80}{18} = 4.444$

Answer 2

Given - 80 grams of water

Find - Number of moles of 80 gram of water

Solution - Chemical formula of water is H2O. 1 mole of water weighs 18 gram.

Hence, 18 gram of water comprises of 1 mole

80 gram of water will comprise of: (1/18)*80

Number of moles of 80 gram water = 4.4

Therefore, 80 gram of water is equal to 4.4 moles.