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Lyrx [107]
3 years ago
14

PLEASE HELP ME!!!

Chemistry
1 answer:
Lisa [10]3 years ago
4 0

Answer:

A) a chain reaction that is caused by nuclear fission

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How many moles are in 105.7 grams of aluminum
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Answer:

3.918 mol Al

Explanation:

To convert between moles and grams, you have to use the molar mass of the substance. The molar mass of aluminum is 26.98 g/mol. You use this as the unit converter.

105.7gAl *\frac{1molAl}{26.98gAl} =3.91771683molAl  

Round the number to the lowest number of significant figures; 3.918 mol Al

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Answer:

The structure of stearic acid (octadecanoic acid) is shown in the attachment below

Explanation:

Stearic acid is an example of a saturated fatty acid. The structure of stearic acid is shown in the attachment below.

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