The temperature of a gas rose from 250k to 350k. at 350k, the volume of the gas was 3.0l. if the pressure did not change, what was the initial volume of the gas? give an explanation and i will give you brainliest : )

answer: c. the experiment shows that the red substance experienced a chemical change.

explanation: chemical change is the change in which chemical composition of the substance changes. physical change is the change in which there is no change in chemical composition.

chemical changes are accompanied by following changes:

a) precipitate formation

b) energy is released or absorbed

c) formation of bubbles

d) change in color

as it is given that the red color has disappeared and there is production of gas, it means the red substance has undergone a chemical change.

e

the answer to your question is c.

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