2 years ago

How many calories of heat are required to raise the temperature of 225g of water from 10.5°C to 43.7°C

Chemistry

1 answer:

Luda [366]2 years ago

8 0

This the answer to the question you asked:)

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Rom4ik [11]

Answer:

D. 18.7 grams

Explanation:

The coefficients are the key.

Create a proportion with them, and the molar mass, and then solve for x:

$\frac{2}{3} = \frac{x}{28} \\ 3x = 2(28) \\ 3x = 56 \\ x = 18.666... = 18.7$

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