The ppm concentration of 9.84 x 10 M solution of KMnO, (158.04 g/mol) is​

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.

Stage in which a star’s outer layers have started to cool and grow outward?

The fact that the total amount of energy in a system remains constant is a(n)