ghe mass of 1 litre of milk is 1.03kg the butterfat that it contains has a density of 865 kg. m -3 and it constitutes of 4% of the milk by volume what is the density of fat free milk​

The equation below shows the reaction of zinc with hydrochloric acid (hcl). zn (s) + 2 hcl (aq) —> zncl2 (aq) + h2 (g) what will happen if the concentration of hcl is decreased? a. more zncl2 will be produced. b. the reaction rate will slow down. c. the hydrochloric acid will become more acidic. d. the reaction will produce water instead of hydrogen gas.