malayll malayll

23-02-2022
Physics

contestada

how much heat is needed to raise 30g of water from 20°c to 50°c

Respuesta :

23-02-2022

Answer:

Q = C M ΔT (C = spec. heat, M = mass, ΔT = change in abs temp)

Q = 1 cal/gm-deg C * 30 gm * (50 - 20) deg C = 900 cal

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