Identify the following process physical or chemical changes write PC for physical change and CC for chemical changes
1.)crushing of ice
2.) Heating of coconut oil until it becomes brown syrup
3.) Curdling of milk when vinegar is added
4.) Melting of Ice cream
5.) Composting dried leaves
6.)Remaing mildew by treating with bleach
7.)Charging of cellular phone battery
8.) Subliming of dry ice at room temperature
9.) Grillings of milkshake
10.) Preparing fresh avocado shake
1.)crushing of ice
2.) Heating of coconut oil until it becomes brown syrup
3.) Curdling of milk when vinegar is added
4.) Melting of Ice cream
5.) Composting dried leaves
6.)Remaing mildew by treating with bleach
7.)Charging of cellular phone battery
8.) Subliming of dry ice at room temperature
9.) Grillings of milkshake
10.) Preparing fresh avocado shake
Answers & Comments
Answer:
1. PC
2. PC
3. CC
4. PC
5. CC
6. CC
7. CC
8. PC
9. CC
10. PC
Verified answer
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1. PC
Because even if you crushed an ice block it is still an ice block so there is no change except shape.
2. CC
Because when you heat the coconut oil it becomes brown syrup, the change is color.
3. CC
Because curdling of milk and vinegar is added is a Chemical Change. The change is taste.
4. PC
Because when you melt an ice cream it is still an ice cream and it can be freezed again.
5. CC
Because composting dried leaves is a Chemical Change, the change is shape.
6. CC
Because mildew with bleach is a Chemical Change, the change is color.
7. PC
Because charging a cellphone (cellular phone) is a Physical Change.
8. PC
Because dry ice can still be freezed when at a room with -36 degree celsius.
9. PC
Because milkshake can be frozen or heated.
10. CC
Because the shape is changed, and also, avocado shake cannot be reversed into avocado again.
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Brainleist po thanks!