A pure, liquid substance is held over a heat source. Slowly, all of the liquid evaporates and transforms into a gas, which is captured by a balloon. The gaseous substance and the liquid substance
A.
have different masses.
B.
have the same volumes.
C.
have different compositions.
D.
have the same composition.

Its D. have the same compostion

Explanation:

Dont haveaan explation i got it wrong and the real answer popped up

consider the reaction below.

 no rx

at 500 k, the reaction is at equilibrium with the following concentrations.

[pci5]= 0.0095 m

[pci3] = 0.020

[ci2] = 0.020 m

what is the equilibrium constant for the given reaction?

0.042

0.42

2.4

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