2 years ago

In any chemical reaction, the atoms of any substance that you begin with, you must end with follows the ___

Chemistry

1 answer:

mojhsa [17]2 years ago

8 0

Answer:

IAM at exam sorry that's why I can't answer

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A sample of aspirin weighing 5.945 g became contaminated with 2.134 g of sodium sulfate. The resulting

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Answer:

The correct answer to the following question will be "62.9 %".

Explanation:

The given values are:

The aspirin's initial amount = 5.945 g.

and is polluted containing 2,134 g of sodium sulfate.

After extraction we provided 3,739 g of pure aspirin.

Now,

$Percentage \ of \ recovery \ aspirin =\frac{Aspirin \ amount \ isolated \ after \ extraction}{initial \ amount \ of \ aspirin}\times 100$

On putting the values in the above formula, we get

⇒ $=\frac{3.739}{5.945}\times 100$

⇒ $=62.9 \ percent$

Note: percent = %

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3 years ago

How would the addition of protons affect the concentration of CH3COOH? How would the addition of OH– affect the amount of CH3COO

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3) decrease the concentration

4) it would increase

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3 years ago

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If liquid water ___ energy it will become ice

kati45 [8]

Answer:

the answer is 1- loses

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When water freezes it gives up some of the water's energy.

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3 years ago

What type of hydrocarbon is 2-octene, and what about the structure allows 2-octene to be classified as this type of hydrocarbon?

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an alkene because there is a double bond

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3 years ago

Please help me it's a emergency!!!!!

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