What is the percent yield of CO2 if 46.5 grams of CO2 is recovered from the reaction of 21.5 grams of C2H2 according to the reaction below?
2 C2H2 + 5 O2 —> 4 CO2 + 2 H2O

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