A3.677g sample of nac2h3o2 x 3h2o is heated until all the water molecules are gone. nac2h3o2 has mass of 2.216g left in the test tube. determine the ratio of moles of water to moles of nac2h3o2 in the original compound.

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.

In water, a strong acid will break down into its component parts. a. completely b. partly c. never in water, a weak base will break down into its component parts. a. completely b. partly c. never

What happens to the temperature of a substance when the average kinetic energy of its particles increases?