Elements in the same group have D. Same number of valence electrons.
The information that the coefficients of a balanced equation give about the reactants are to tell how many moles of reactants are needed and how many moles of product can be produced.
Answer: Between the alveoli and a network of tiny blood vessels called capillaries, which are located in the walls of the alveoli.
B. It is the heat required to change a gram of substance from solid to liquid
