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Snowcat [4.5K]
3 years ago
12

Based on the chemical equation, use the drop-down menu to choose the coefficients that will balance the chemical equation:

Chemistry
2 answers:
zzz [600]3 years ago
4 0

Answer:

1

1

1

1

Explanation:

the equation is balancing

Drupady [299]3 years ago
4 0

Answer:

guy  above me is right

Explanation:

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How does the entropy of a system change when equal volumes of ethanol and water are mixed to form a solution? these are the answ
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When equal volumes of ethanol and water are mixed to form a solution, the entropy of the resulting solution increases. This is because ethanol and water are both polar substances, making them miscible. The solubility of both substances is high because they have similar attractions due to the presence of hydrogen bonding. This means that molecules of water and ethanol freely move with each other, therefore increasing the dispersal, randomness, and disorder (entropy) of the system.
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3 years ago
How many grams of NaOH are produced with the reaction of 5.00 moles of water? *
Andre45 [30]

Answer:

200 grams of NaOH are produced with the reaction of 5.00 moles of water

Explanation:

First of all you apply a rule of three to know the amount of moles of NaOH as follows: if 2 moles of water produce 2 moles of NaOH, 5 moles of water how many moles would they produce?

moles of NaOH=\frac{5 moles of water*2 moles of NaOH}{2 moles of water}

moles of NaOH= 5

Being:

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the molar mass of NaOH is: 23 g/mole + 16 g/mole + 1 g/mole= 40 g/mole

Then a rule of three applies as follows: if in 1 mole there are 40 g of NaOH, in 5 moles how much mass is there?

mass=\frac{5 moles*40g}{1  mole}

mass= 200 g

<u><em>200 grams of NaOH are produced with the reaction of 5.00 moles of water</em></u>

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4 years ago
Select the correct answer.
DiKsa [7]
D is the correct answer
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Which pure substance can be classified as an element?
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Answer:

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6 0
4 years ago
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