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andrew-mc [135]
3 years ago
10

What is the answer to this?

Chemistry
1 answer:
Vesnalui [34]3 years ago
5 0

Answer:

spring

Explanation:

cause i just took le test U-U

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How much heat is required to increase the temperature of 20 grams of water by 26 degrees celsius?
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Answer: 2175.68 J heat is required to increase the temperature of 20 grams of water by 26 degrees celsius.

Explanation:

Given: Mass = 20 g

Change in temperature = 26^{o}C

The standard value of specific heat of water is 4.184 J/ g^{o}C

Formula used to calculate the heat energy is as follows.

q = m \times C \times \Delta T

where,

q = heat energy

m = mass of substance

C = specific heat of substance

\Delta T = change in temperature

Substitute the values into above formula as follows.

q = m \times C \times \Delta T\\= 20 g \times 4.184 J/g ^{o}C \times 26^{o}C\\= 2175.68 J

Thus, we can conclude that 2175.68 J heat is required to increase the temperature of 20 grams of water by 26 degrees celsius.

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