0.499g of CuSO XH 2 0 when heated to constant weight gave a residue of

CHEMISTRY
POST UTME OOU

0.499g of CuSO XH20 when heated to constant weight gave a residue of 0.346g. What is the value of X?

  • A) 2.0
  • B) 3.0
  • C) 5.0
  • D) 4.0

Correct Answer: D) 4.0

Explanation

In this question, we are given the initial mass of a hydrated copper(II) sulfate sample CuSO4

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