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7.. HCl+Na2CO3--> NaCl+ CO2+ H2O
8.. the gas burning with pop sound is H2 gas.
since H2 gas is released when HCl was added to a subs. it shows that the subs. is metal.
now the metal is burnt into ashes and it turns litmus paper blue shows that the sol. was basic. .. means the subs. is metal oxide
8.. the gas burning with pop sound is H2 gas.
since H2 gas is released when HCl was added to a subs. it shows that the subs. is metal.
now the metal is burnt into ashes and it turns litmus paper blue shows that the sol. was basic. .. means the subs. is metal oxide
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