What is the specific heat (SH) of the substance?
2019-03-06 2:42 pm
A 31.97 g sample of a substance is initially at 27.7 °C. After absorbing 1315 J of heat, the temperature of the substance is 143.9 °C. What is the specific heat (SH) of the substance?
回答 (1)
2019-03-06 3:26 pm
E = m c ΔT
1315 J = (31.97 g) × c × (143.9 - 27.7)°C
SH of the substance, c = 1315 / [31.97 × (143.9 - 27.7)] J/g°C = 0.354 J/g°C
1315 J = (31.97 g) × c × (143.9 - 27.7)°C
SH of the substance, c = 1315 / [31.97 × (143.9 - 27.7)] J/g°C = 0.354 J/g°C
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