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LenaWriter [7]
2 years ago
15

1) Is coffee hot?

Chemistry
2 answers:
Ksivusya [100]2 years ago
4 0

Answer:

1. not testable

2. testable

3. not testable

4. testable

Sav [38]2 years ago
3 0

Answer:

1. Testable

2. Testable

3. I’d say surfing (just my personal opinion)

4. Testable

Explanation:

I guessed

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Which of the following is a nonmetallic mineral resource?. A. wood . B. iron . C. coal . D. aggregate
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Answer: The correct option is D.

Explanation: Nonmetallic minerals are the chemical elements from which no new product can be formed when they are melted. For Example: Sand, marble etc..

For the given options:

Option A: Wood is a type of cellulose and is not considered as a nonmetallic mineral resource.

Option B: Iron is an element because it is the smallest substance which cannot be broken down. It is not considered as a nonmetallic mineral resource.

Option C: Coal is a mixture of carbon compounds. This is very close to mineral but is an organic mineral because it contains carbon atom. Hence, it is not considered as a nonmetallic mineral resource.

Option D: Aggregate is  formed by the collection of particles forming a whole mass. This is a non-metallic resource as it cannot form any new product.

Hence, the correct option is D.

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I would rather say secured bond fit into not being backed by any specific collateral

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Write one common thing between condensation and hydrolysis ?​
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The common thing is the compound water

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