Achemical reaction has two elements as reactants. which type of reaction might occur?

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

When you mate two plants together the terms is called? answer it fast as possible plz! i have a test tomorrow!

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.