A reaction rate experiment is carried out for calcium carbonate reacting with dilute hydrochloric acid. The gas produced is gathered in a gas syringe. Which other pieces of apparatus are needed to find how the reaction rate varies with temperature and the quantity of acid used?
- Aapparatus to measure temperature: balance; apparatus to measure amount of acid used: thermometer
- Bapparatus to measure temperature: measuring cylinder; apparatus to measure amount of acid used: balance
- Capparatus to measure temperature: thermometer; apparatus to measure amount of acid used: condenser
- Dapparatus to measure temperature: thermometer; apparatus to measure amount of acid used: measuring cylinder