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KonstantinChe [14]
4 years ago
10

Someone plz plz answer this hurry plz it

Chemistry
1 answer:
ziro4ka [17]4 years ago
8 0

Answer:

b

Explanation:

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A chemistry student needs 10.0g of ethanolamine for an experiment. By consulting the CRC Handbook of Chemistry and Physics, the
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Answer: The volume of ethanolamine the student should pour out is 9.80cm^3

Explanation:

To calculate the volume of ethanolamine we use the equation:

\text{Density of substance}=\frac{\text{Mass of substance}}{\text{Volume of substance}}

Density of ethanolamine = 1.02g/cm^3

Mass of ethanolamine = 10.0 g

Volume of ethanolamine = ?

Putting values in above equation, we get:

1.02g/cm^3=\frac{10.0g}{\text{Volume of ethanolamine}}\\\\{\text{Volume of ethanolamine}=\frac{10.0g}{1.02g/cm^3}=9.80cm^3

Thus the volume of ethanolamine the student should pour out is 9.80cm^3

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4 years ago
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How many grams are in 0.35 moles of C2H6?​
dmitriy555 [2]

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The titration of 25.00 ml a 0.125 m hclo4 solution requires 27.07 ml of koh to reach the endpoint. what is the concentration of
agasfer [191]

Answer : The concentration of the KOH is, 0.115 M

Explanation :

Using dilution law,

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where,

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V_1 = volume of HClO_4 = 25 ml

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Now put all the given values in the above law, we get the concentration of the KOH.

1\times 0.125M\times 25ml=1\times M_2\times 27.07ml

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The answer for your question is a compound
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