Respuesta :

Eduard22sly

Answer:

0.309g

Explanation:

The following were obtained from the question:

Q = 0.899J

ΔT = 0.692°C

C = 4.2J/g °C

M =?

Q = MCΔT

M = Q /CΔT

M = 0.899/(4.2x0.692)

M = 0.309g

The mass of the water is 0.309g

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