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marishachu [46]
3 years ago
6

I need to repost cause I did it wrong and the price was blank, but imma mark BRAINLIEST on this one :D

Chemistry
1 answer:
k0ka [10]3 years ago
5 0

Explanation:

I'm pretty sure 1. yes 2. no and 3. it might be yes but I'd just put a maybe

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Question 2: Heat (5 points)
Ronch [10]

Answer:

(i) specific heat

(ii) latent heat of vaporization

(iii) latent heat of fusion

Explanation:

i. Q = mcΔT; identify c.

Here, Q is heat, m is the mass, c is the specific heat and ΔT is the change in temperature.

The amount of heat required to raise the temperature of substance of mass 1 kg by 1 degree C is known as the specific heat.  

ii. Q = mLvapor; identify Lvapor

Here, Q is the heat, m is the mass and L is the latent heat of vaporization.

The amount of heat required to convert the 1 kg liquid into 1 kg vapor at constant temperature.  

iii. Q = mLfusion; identify Lfusion

Here, Q is the heat, m is the mass and L is the latent heat of fusion.  

Here, Q is the heat, m is the mass and L is the latent heat of vaporization.

The amount of heat required to convert the 1 kg solid  into 1 kg liquid at constant temperature.  

8 0
3 years ago
Which of the following lists contain only elements?
N76 [4]
In which elements are belonging to? I will grant that option B ; ti's the best answer.
                 In which thou might contain the elements zinc , gold , aluminium , and last by not least oxygen.

I truly hope ti's answer helps thou. 
7 0
3 years ago
Which is the most accurate description of compounds?
Alex787 [66]
The answer has to be D
8 0
3 years ago
Read 2 more answers
(BRAINLIEST) Coal burning plants produce less air pollution than nuclear power plants
Alecsey [184]

Answer:

the answer of this question is true

7 0
3 years ago
The change of state from a gas to a liquid. Single choice.
elena-14-01-66 [18.8K]
Precipitation :)
Hope it helps
4 0
2 years ago
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