if 50ml of 0.01M hcl is added to 100ml of 0.05M phosphate buffer at pH 7.2. The pKa for H2PO4- is 7.20..What are the concentrations of the hpo24 and h2po4 in the final solution

The concentration of ionic substances is important for the heart to beat. your heart responds to electrical impulses that travel through heart cells that are made up mostly of water. which properties of ionic compounds are important to support this function? solubility in water conductivity crystalline melting point