Question

A. Choose the correct answer
1. Melting gold to make new earrings is
a physical change
c. undesirable change
b_chemical change
d. irreversible change
(2. When tomato soup is prepared
a. no new substance is formed
b. a new substance is for
c the change can be reversed
d. it is a physical change
Ő. When mozzarella cheese melts, it is
aa reversible change
b. an irreversible change
c. a physical change
d. a chemical change
4. A physical change is
w.always reversible
b. usually reversible
c. always irreversible
d. always desirable
5. Process due to which steam is converted into water is called
a. evaporation
b. condensation
c. boiling
d. sublimation​

Answer 1

Answer:

1-a)

2-d)

3-c)

4-c)

5-b)

Answer 2

Answer:

1.chemical change (new substance form)

2.new substance form

3.an irreversible change

4.always irreversible change

5.evaporation

Explanation:

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