11. Alvin performs an experiment on displacement reactions. He brought materials like zinc, copper, hydrochloric acid, zinc sulfate, and copper (II) sulfate. Which of these materials are compounds.
A. zinc, zinc sulfate, hydrochloric acid B. zinc, copper, hydrochloric acid
Chydrochloric acid, zinc sulfate, copper (II) sulfate
D. zinc, copper, zinc sulfate, copper (II)
A. zinc, zinc sulfate, hydrochloric acid B. zinc, copper, hydrochloric acid
Chydrochloric acid, zinc sulfate, copper (II) sulfate
D. zinc, copper, zinc sulfate, copper (II)
Answers & Comments
Answer:
i think its letter B
correct me if I'm wrong!
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