This is a mixture of sodium chloride NaClNaClNaCl, sodium carbonate Na2CO3Na2CO3Na2CO3, and calcium carbonate CaCO3CaCO3CaCO3.
This is a mixture of sodium chloride NaClNaClNaCl, sodium carbonate Na2CO3Na2CO3Na2CO3, and calcium carbonate CaCO3CaCO3CaCO3.