A gas consists of 20.0 mole% CH4, 30.0% C2H6, and 50.0% C2H4. Ten kilograms of this gas is to be compressed to a pressure of 200 bar at 90°C. Using Kay’s rule, estimate the final volume of the gas.

fire could start, buildings collapsing, and ash falling from the sky.

explanation:

this is because the buildings or plants could catch on fire and the buildings would most likely collapse. lastly ash would fall because all the burning would cause ash to fall from the sky.

hope this .

- "the choice that is not an indicator of a chemical change is "state of matter changes". more common than not, chemical reactions produce energy in the form of light or heat. along with energy, they also produce a new substance called the product that could be in any state of matter (solid, gas, or liquid)."