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How much heat is absorbed when a block of copper of mass 0.05kg and specific heat ...

How much heat is absorbed when a block of copper of mass 0.05kg and specific heat capacity 390Jkg-1K-1 is heated from 20oC to 70oC?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 39 . 98 x 10-1J
  • B 9.75 x 102J
  • C 3.98 x 103J
  • D 9.75 x 103J
Correct Answer: Option B
Explanation:
Q = mc\(\theta\)
= 0.05 x 390 x (70 - 20)
= 975J

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