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Karolina [17]
2 years ago
11

Which is an example of a chemical reaction?

Chemistry
1 answer:
Ainat [17]2 years ago
3 0

Answer:

B) Eating a antacid to calm your upset stomach.

Explanation:

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Why was it important to establish the Clean Air Act?
deff fn [24]

Answer:

C.

Explanation:

The Clean Air Act was enacted in 1973 and brought to action in 1990. The act was passed to supervise air emissions to ensure clean air and atmosphere for people. The act was passed in the wake of premature deaths of hundred of thousands people. The act works with NAAQS to ensure safe and clean air for the safety of public health.

<u>From the given options the correct one is C. The Clean Air Act supervises the activities which emits air and any activities that is found to pollute the air will be labelled as illegal</u>.

Therefore, option C is correct.

5 0
3 years ago
Taryn has a 90-gram sample of ethanol, which has a specific heat of
Angelina_Jolie [31]
35 Celsius minus the average 20 Celsius.  going to be  15. let me know if u need anything else.
7 0
3 years ago
________ properties depend on the amount of material present.
Kamila [148]

Answer: Extensive!

Explanation:

6 0
3 years ago
Which of these equations is balanced? a. H2SO4 + 2Al → Al2(SO4)3 + H2 b. 2KCl + Pb(NO3)2 → 2KNO3 + PbCl2
Lapatulllka [165]
The answer is B, you just check if it is the same on the left and right side

A:
Left side - Right side
2xH - 2xH
1xS - 3xS
4xO - 12xO
2xAl - 2xAl

Therefore A is not correct

B:
Left side - right side
2xK - 2xK
1xCl - 1xCl
1xPb - 1xPb
2xN - 2xN
6xO - 6xO

B is therefore correct as both sides add up
6 0
3 years ago
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The neutron was discoverd by
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James Chadwick in 1932 discovered the neutron
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2 years ago
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