Question

How much energy is required to raise the temperature 1gm mass of water to 14.5°c--15.5°c.

Answer 1

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Answer 2

Dear Student,

◆ Answer -

Energy required = 1 cal

● Explanation -

# Given -

m = 1 g

T1 = 14.5 ℃

T2 = 15.5 ℃

c = 1 cal/g℃

# Solution -

Energy required to riase temperature is calculated by -

E = m.c.∆T

E = 1 × 1 × (15.5 - 14.5)

E = 1 cal

Therefore, 1 calorie energy is required to raise the temperature of 1 gm of water.

Hope that cleared your doubt...