Activity . Take two test tubes, label them as A and B. Take about . g of sodium carbonate (Na CO ) in test tube A and about .
g of sodium hydrogencarbonate (NaHCO ) in test tube B. Add about mL of dilute HCl to both the test tubes. What do you observe? Pass the gas produced in each case through lime water (calcium hydroxide solution) as shown in Fig.
. and record your observations. Figure . Figure .
Figure . Figure . Figure . Passing carbon dioxide gas through calcium hydroxide solution