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HOW CAN WE PREPARE CO2 IN THE LABORATORY.DRAW THE DIAGRAM ALSO. |
| Set up the apparatus as shown in the figure. Take a few marble chips in the flat – bottom flask. Pour dilute hydrochloric acid through the thistle funnel. The acid reacts with marble chips in the flask and carbon dioxide gas is evolved. This gas enter the gas jar through the delivery tube. Equation for the reaction is: CaCO3 + 2 HCI ? CaCI2 + H2O + CO2  |
