Question

please solve as soon as possible. help me ​

Answer 1

please mark me brainliest and follow me

Molar mass of copper sulfate penta hydrate= 294 g/mol

Molar mass of water  18

no. of water molecules = 5

mass of 5 molecules of water = 90g

now, percentage composition of water in CuSO₄.5H₂O

= 90/294 x100 = 30.6124 % of water is present in CuSO₄.5H₂O