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erma4kov
3 months ago
13

Check all the true statements concerning two identical containers, one with helium gas in it and one with xenon gas. Choose one

or more:
a. When the temperature of either sample of gas increases, the root-mean-square speed increases.
b. If both gases are at the same temperature, they have the same average kinetic energy.
c. When the temperature of either sample of gas increases, the number of particles with average kinetic energy increases.
d. If both of the containers are at the same temperature, they will have the same root-mean-square speed.
Chemistry
1 answer:
VMariaS [2.9K]3 months ago
7 0
The responses to the question are: a. True b. True c. True d. False Explanation: The relevant relationship is given as the gas constant R, with T being the temperature in Kelvin, and m being the molecular mass, while represents the root mean square speed. Evaluating the kinetic energy equations lead us to the conclusion that: a. Increasing the temperature of a gas sample raises root-mean-square speed, hence true. b. At the same temperature, gases share equal average kinetic energy; thus true. c. When gas temperatures rise, the count of particles with average kinetic energy increases, affirming true. d. However, equal temperature does not ensure identical root-mean-square speeds due to varying molecular masses in different gases, which leads to this statement being false.
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7 0
2 months ago
a 0.5678 of KHP required 26.64cm³ of NaOH to complete neutralization.calculate the molarity of the NaOH solution​
lions [2927]

Answer:

Explanation:

0.5678 G        X GRAMS

KHC8H4O4 + NaOH = NaKC8H4O4 + H2O

1 MOL               1 MOL

0.5678G X 204G/MOL = 0.00278 MOL KHC8H4O4

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0.00278 MOL NaOH/26.26ml=0.106 molar

4 0
3 months ago
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I hope this clarifies things. If you have any questions, feel free to ask.
4 0
2 months ago
Read 2 more answers
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