C-07-Q110mediumsingle_mcqNaX2COX3+2 HCl→\ce{Na2CO3 + 2HCl ->}NaX2COX3+2HCl কোনটি?a2 NaCl+HX2O+COX2\ce{2NaCl + H2O + CO2}2NaCl+HX2