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Sloan [31]
3 years ago
12

Question 2

Chemistry
1 answer:
SVETLANKA909090 [29]3 years ago
3 0

D- Physical

Explanation:

A physical property is anything that has characteristics associated with a change in it's chemical composition

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Man's scientific theories are often in correct because his knowledge is​
Alik [6]

Answer:

Incomplete  

Explanation:

I wouldn't say that a scientific theory is wrong.

It is the best we have at the time, based on all available knowledge .

As each new discovery is made, scientists modify the theory to fit the new knowledge.

The scientific method is a never-ending process.

8 0
3 years ago
I have a question for us gals, is it hard for all of you when you try to get your crushes attention and he/she just keeps ignori
Volgvan

Answer:

Yes it is hard. For some of us. I already gave up, but now hes coming back. Id say sometimes its useless to get his attention if he never even pays attention to you anyways. It sucks because its so hard to get then to notice you for once.

Explanation:

4 0
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Your body is much larger now than it was when you were a baby. What is the cause of this growth? *
masya89 [10]

Answer:c

Explanation:

4 0
3 years ago
Read 2 more answers
How much does a gallon of water WEIGH?
elixir [45]
A gallon of water weighs 8.34 pounds
4 0
3 years ago
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
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