Water has a specific heat of 4.186 J/gºC, and ethanol has a specific heat of 2.450 J/gºC. Based on this information, which best compares water and ethanol?
It requires more heat to raise the temperature of a gram of ethanol by 1°C.
O There are more molecules in a gram of water.
O Ethanol has a lower formula mass.
O Water has more protons and neutrons in its nuclei.

Which statements are true about electrolysis? check all that apply. electrolysis requires an acid be present. electrolysis is described by two half-reactions. electrolysis is not an industrial process. electrolysis results in commercially valuable products. electrolysis involves the transfer of electrons. reduction results in the loss of electrons. oxidation results in the loss of electrons.

Describe the interaction that occurs between two objects with the same electrical charge.

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here