Answers Chemistry - SC3210 A-CR Evidence of Chemical ReactionsQuestion 2

2

AssignmentMultiple Choice

Evidence of Chemical Reactions

Question 2 • Chemistry - SC3210 A-CR

Which equation obeys the law of conservation of mass?

Answer

A

H2(g) + O2(g) → H2O(g)

B

H2(g) + O2(g) → H2O(g) +4He(g)

C

2H2(g) + O2(g) → 2H2O(g)

D

H2(g) → H2O(g)

E

H2(g) + O2(g) → 2H2O(g)

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