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Pie
3 years ago
13

Which of the following phase changes describes what is

Chemistry
1 answer:
stich3 [128]3 years ago
8 0

Answer:

I think the answer is boiling

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Why must power plants spend so much money and be so cautious in dealing with these materials?
shepuryov [24]
If you are referring to nuclear power plants and radioactive materials, then there is a high necessity to be cautious and stay safe because only by being safe you can prevent accidents like those caused in Ukraine and Japan. Unlike other types of power plants whose destruction in case of an accident can relatively easily be contained, nuclear power plants are extremely difficult to manage if things go out of hand since you can destroy the air around it, the water, the food by ruining the soil, and many other things.
8 0
3 years ago
I typed a question. It said give points. I selected. Someone answered notification came. But where do I see they persons answer?
Ksivusya [100]

Answer:

212.304 grams

Explanation:

similar to your other question, use the same formula

q=mCpΔT

23617=m(4.182)(46.6-20)

23617=111.2412m

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6 0
2 years ago
Which property of fossil fuel make them an important resource for life on earth
grandymaker [24]

Fossil Fuels give off energy when they are burned

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7 0
3 years ago
What is the best name for the molecule below? (2 points)
Levart [38]
Given:

A compound with:

Number of carbon atoms = 9
Number of double bonds = 1 
A double bond between 5th and 6th carbon
A propyl group (CH2CH2CH3) branching off the 3rd carbon from the left

Try to illustrate the given and observe the formation of the atoms. Now, follow the correct IUPAC naming system. The name of the compound is 

4-propyl-1-hexene

Count from the right to the left, the double bond is between the 1st and 2nd carbon, thus, 1-hexene. The propyl branches out the 4th carbon from the right, thus 4-propyl. 


4 0
3 years ago
Read 2 more answers
More reactive material can help to stop iron rusting please answer true or false ​
Tanzania [10]

Answer:

   true

Explanation:

and don't look up the link everyone says it's scam bots

8 0
3 years ago
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