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A. Choose the correct answer 1. Melting gold to make new earrings isa physical changec. undesirable changeb_chemical changed. irreversible change(2. When tomato soup is prepareda. no new substance is formedb. a new substance is forc the change can be reversedd. it is a physical changeŐ. When mozzarella cheese melts, it isaa reversible changeb. an irreversible changec. a physical changed. a chemical change4. A physical change isw.always reversibleb. usually reversiblec. always irreversibled. always desirable5. Process due to which steam is converted into water is calleda. evaporationb. condensationc. boilingd. sublimation |
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Answer» 1-a)2-d)3-c)4-c)5-b) |
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