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.

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