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IrinaK [193]
3 years ago
10

Which one of the following is an example of a difficulty caused by thermal

Chemistry
1 answer:
Brrunno [24]3 years ago
5 0

Answer:buckled railroad tracks on a hot day

Explanation: i just did it

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Given the balanced equation representing a reaction:
sleet_krkn [62]
4Al(s) + 3O2(g) --> 2Al2O3(s)    This is the balanced.
From the equation:

 4 moles of Al required 3 moles of O2 to produce 2 moles of Al2O3
 
3 moles of O2 reacted with 4 moles of Al to produce 2 moles of Al2O3
1 mole of O2 reacted with 4/3 moles of Al to produce 2/3 moles of Al2O3  (Divide by 3)
4.5 moles of O2 reacted with (4/3 *4.5) moles of Al to produce (2/3*4.5) moles of Al2O3

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(3) is the answer.  6 mol of Al.
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3 years ago
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Taya2010 [7]

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none

5 0
3 years ago
Is water used to test cheese for protein
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yes

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What is true of the waste generated by nuclear power?
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This is generally buried underground, so it does not cause significant air pollution, greenhouse effect, or acid rain<span>. These three are mostly caused by particulate matter or greenhouse gases that are emitted into the atmosphere
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7 0
4 years ago
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