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When sodium nitrate dissolves in water, ∆H is positive. This means that?

Chemistry
JAMB 1981
When sodium nitrate dissolves in water, ∆H is positive. This means that?
  • A. the reaction is catalysed
  • B. the reaction is complete
  • C. the reaction is exothermic
  • D. the reaction is endthermic
  • E. sodium nitrate is highly soluble in water
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Correct Answer: Option D
Explanation
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