Hydrochloric acid to react with the marble chips independent variable marble chips to react with the acid dependent variable stopwatch to accurately time the experiment spatula to handle the marble chips measuring cylinder to precisely measure out different concentrations of hydryochloric acid electric balance to measure the mass g of the marble chips bung.
Marble chips and hydrochloric acid graph.
Marble chips react with dilute hydrochloric acid to produce carbon dioxide gas.
The rate of this reaction can be changed by changing the size of the marble chips.
Conical flask glass jam jars measuring cylinder stop clock watch with seconds stop watch app direct reading balance dilute hydrochloric acid cotton wool marble chips method.
There are many variables that affect.
Investigating the rate of reaction between marble chips calcium carbonate and hydrochloric acid aim.
Place 40cm 3 of hydrochloric acid in an conical flask.
In the investigation i am going to find out how the surface area affects the rate of reaction by measuring the amount of gas produced and weight loss in a reaction between small large pieces of marble chips calcium carbonate and hydrochloric acid per minute.
A tube to connect the conical flask to the measuring cylinder.
A stand to hold up the measuring cylinder.
A conical flask contains the marble chips hydrochloric acid and the water that will make the reaction.