Hydrochloric acid reacts with calcium carbonate to form calcium chloride, carbon dioxide, and water. The water is liquid but the carbon dioxide is gas. If a volume of gas 177.6mL was collected at a temperature of 25.8C and the pressure is 799.7Torr, what was the original concentration of acid if a sample of 12.6mL was reacted completely? Only enter the value, not the unit. Type your