Which of the following procedures increases the average kinetic energy
of the molecules in a beaker of water?

Cooling steam at 100ºC to ice at 0ºC.

Changing liquid water at 100ºC to steam at 100ºC.

Heating water from 0ºC to 100ºC.

Changing ice at 0ºC to liquid water at 0ºC.

What forms when chemical reactions combine pollution with sunlight?

The picture represents the process that produces most of the energy used by living organisms on earth. which process is represented in the picture? a) the magnetic attraction between two hydrogen nuclei. b) the fusion of hydrogen nuclei to produce a helium nucleus in the core of the sun. c) the fission of hydrogen nuclei to produce a helium nucleus in the core of the sun. d) the chemical reaction between hydrogen nuclei to produce a helium nucleus in earth's atmosphere.

Once similarity and one difference between a mixture of elements and a mixture of compounds