In an experiment to measure the rate of reaction between calcium carbonate and hydrochloric acid, which of the following would improve the reliability of the results?
Repeating the experiment and calculating an average
2 )
Using larger pieces of calcium carbonate
3 )
Increasing the temperature of the acid
4 )
Using a more concentrated acid solution
تحلیل ویدئویی تست
منتظریم اولین نفر تحلیلش کنه!