Because of its large surface area, the slope will be steeper. Note that the same mass of calcium carbonate (marble chips) will give the same mass of carbon …

Marble chips, calcium carbonate (CaCO3) react with hydrochloric acid … of changes in surface area of solid on the rate of a reaction

It is predicted that when the surface area is increased the reaction rate between calcium carbonate and hydrochloric acid will speed up. But if …

 

between hydrochloric acid and calcium carbonate marble chips measured … Graph 2 illustrates the trend in reaction rate of average mass loss against …