Question

calculate mass of 0.2 moles of water​

Answer 1

Explanation:

1

Secondary School Science 5 points

Calculate the mass of 0.2 mole of water.)(Atomic mass of oxygen =16u, H=1u

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Answers

ojaswii

ojaswii Ambitious

Hi!!

1 mole of water = molecular mass of water in

grams

= mass of 2H atoms + mass of

O atom

= 2 × 1 + 16

= 2 + 16 =18 g

now, mass of 1 mole of water = 18g

so, mass of 0.2 mole of water = 18 × 0.2

= 3.6 g

the mass of 0.2 mole of water is 3.6 g

hope it's correct and helps you.........