9. In a chemical reaction 45 g of a reactant AB decompose into 25g of product A and unknown
amount of product B. What is the mass of product B according to law of conservation of mass?
AB-----> A+B *
Options are:
20g
70g
25g
5g
Answers
Answered by
1
Answer:
20g
According to law of conservation of mass
B=45g-25g
therefore,B=20g
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