Question

pls answer this question​

Answer 1

Answer:

LAW OF CONSERVATION OF MASS STATES THAT MASS IS NEITHER CREATED NOR DESTROYED IN A CHEMICAL REACTION .

so accoeding to the above statement mass on both sides of the equation should be equal.

AND THAT IS POSSIBLE ONLY IN SECOND EQUATION I.E option b

2NACL+H2SO4--------->2HCL + NA2SO4

Answer 2

Answer:

2Nacl + H2So4=Na2so4+2Hcl is the correct one