What is the number of moles in 3.2x10^24 atoms of nitrogen? A. 1.9 moles
B. 5.3 moles
C.9.5 moles
D. 19.2 moles

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.

How have the greenhouse gasses increased from the year 2000 to 2018

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0