3 years ago

A student climbed up the hill at a constant speed, stopped at the top, and then ran quickly down the other side.

Chemistry

2 answers:

Pavlova-9 [17]3 years ago

7 0

Answer:

The Answer Is C

Explanation:

olasank [31]3 years ago

5 0

The answers actually A, whoever commented c is lying

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A sample of nitrogen gas is collected over water at temperature of 20.0˚C. What is the pressure of the nitrogen gas if atmospher

Levart [38]

Answer:

$P_N=0.987atm$

Explanation:

Hello there!

In this case, for these problems about collecting a gas over water, we must keep in mind that once the gas has been collected, the total pressure of the system is given by the atmospheric pressure, in this case 1.01 atm. Next, since we also have water in the mixture, we can write the following equation:

$P_T=P_w+P_N$