Question

B. IDENTIFY PHYSICAL AND CHEMICAL CHANGES (30)
1) Crushing a can
2) Evolving bubbles or releasing gas
3) Melting an ice cube
4) Absorbing or releasing heat
5) Boiling water
6) Mixing sand and water
7) Changing color
8) Breaking a glass
9) Dissolving sugar and water
10) Lightening a matchstick
11) Shredding paper
12) Baking a cake
13) Chopping wood
14) Mixing red and green marbles
15) Decomposition of waste
16) Digestion of food
17) Sublimation of dry ice
18) Chemical battery usage
19) Crumpling a paper bag
20) Melting solid sulfur into liquid sulfur.
21) Chopping an apple
22) Mixing salt and sand
23) Burning of paper
24) Filling a candy bowl with different candies
25) Vaporizing liquid nitrogen
26) The reaction between salts and acids.
27) Mixing flour, salt, and sugar
28) Electroplating a metal
29) Mixing water and oil
30) Milk going sour




please help I have exam tomorrow.
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Answer 1

Hey! ✨

1) Chemical change

2) Physical change

3) Chemical change

4) physical change

5) Chemical change

6) Chemical change

7) Chemical change

8) Chemical change

9) Chemical change

10) Chemical change

11) Chemical change

12) Chemical change

13) Physical change

14) Physical change

15) Chemical change

16) Chemical change

17) Chemical change

18) Physical change

19) Chemical change

20) Chemical change

21) Chemical change

22) Chemical change

23) Chemical change

24) Physical change

25) Chemical change

26) Chemical change

27) Chemical change

28) Physical change

29) Chemical change

30) Chemical change

Mark as brainliest plz ☁❤

Answer 2

Answer:

physical-p

chemical-c

1)p

2)c

3)p and c

4)c

5)p

6)p

7)p

8)p

9)c

10)p

11}p

12)p

13)p

14)p

15)c

16)p

17)p

18)c

19)p

20)c and p

21)p

22)p

23)p and c

24)p

25)c,p

26)c

27)p

28)c

29)p

30)p and c