When carbon dioxide is bubbled into limewater, a white precipitate is formed. If the passage of the gas is continued,the precipitate disappears. The reasons for this is ____________
A. calcium carbonate is formed which on reaction dissolves B. calcium hydrogen carbonate is precipitated and then dissolves C. calcium carbonate is formed which on reaction with further carbon dioxide forms soluble calcium hydrogen carbonate D. concentration of solution has occurred with the deposition of calcium hydroxide E. the solution has become saturated and solid carbon dioxide has been deposited
