How many molecules are in each sample, express your answer to four significant figures 85.22g CCl4 =
77.51 kg NaHCO3=
127.62 g C4H10=
4.68 x 10(4) g Na3PO4

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.

The arrangement of particles is most ordered in a sample of

What are the two major rules associated with polarity