rate of reaction - volume of gads Flashcards
1
Q
required practical
A
Support a gas syringe with a stand, boss and clamp.
Using a measuring cylinder, add 50 cm3 of dilute hydrochloric acid to a conical flask.
Add 0.4 g of calcium carbonate to the flask.
Immediately connect the gas syringe and start a stop clock.
Every 10 seconds, record the volume of gas produced.
Repeat steps 1 to 5 with different concentrations of hydrochloric acid.