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Verdich [7]
2 years ago
9

Which layer in the diagram was the original layer?

Chemistry
2 answers:
tatiyna2 years ago
4 0
I’m almost sure it’s D but i could be wrong
Lynna [10]2 years ago
4 0
The correct answer is bedrock.
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Classify the following changes as physical or chemical changes. a. Water boils. b. Salt dissolves in water c. Milk turns sour d.
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Answer:

Water boils - physical change

Salt dissolves in water- chemical change

Milk turns sour- chemical change

metal rusts - chemical change

Explanation:

A chemical change refers to changes that are irreversible and the process involves the evolution of heat along with the formation of a new substance, examples include;Salt dissolves in water, Milk turns sour, metal rusts etc

The boiling of water is a physical change. The water can be cooled and the vapour condensed,hence, the boiling of water is a physical change.

Physical changes are easily reversible and no new substance is formed.

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