19) what is the molarity of a koh solution if 200 ml of the solution contains 0.6 moles koh?

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.

When the mercury level in a barometer decreases that atmospheric pressure has

How many moles of co2 are produced during the complete combustion of 3.6 moles of c2h6