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Paul [167]
2 years ago
11

How much heat is needed to raise the temperature of 100g of an iron from 25°C to

Chemistry
1 answer:
Black_prince [1.1K]2 years ago
5 0

Answer:

382.5J

Explanation:

<em>Use the formula:</em>

E = mcΔθ or Q = mcΔT

m = 100g

c = 0.45 J/g°C

ΔT or Δθ = 110 - 25 = 85°

<em>Sub in the values:</em>

E = 100 × 0.45 × 85

= 382.5J

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