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Aleksandr [31]
3 years ago
5

Plz help I have to finish test in 1 hour!!!!

Chemistry
1 answer:
AnnZ [28]3 years ago
6 0

Answer:

I think its the first one. unless there is more to the question

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What is one characteristic of a rain forest?
Svetradugi [14.3K]
Different layers makes the most sense due to the fact it can’t be a dry climate because of the vegetation, also there is a lot of plants so minimal plants isn’t an option, and the temperature in a rain forest is usually very humid so cold temperatures can’t be an answer.
7 0
3 years ago
The following properties are either physical or chemical. Which one is different from the rest based on those two categories?
inysia [295]

Mass

Explanation:

Mass is different from the rest based on those two categories.

Physical properties are the properties of matter that are usually determined with our senses like taste, feel, color, odor e.t.c

Chemical properties are the properties that relates to a substance when changes are occurring to it.

These properties are boiling point, magnetism and thermal conductivity among others.

Mass is not a physical nor chemical property. It is classified as an extensive property of substances which varies according to the amount of matter it contains.

Learn more:

chemical change brainly.com/question/9388643

#learnwithBrainly

5 0
3 years ago
Whats the different between chemical property and chemical change, and physical property and physical change?
storchak [24]

Answer:

I think the answer is A physical property is a characteristic of a substance that can be observed or measured without changing the identity of the substance. Physical properties include color, density, hardness, and melting and boiling points. A chemical property describes the ability of a substance to undergo a specific chemical change.

Explanation:

I hope this helps.

6 0
2 years ago
Determine the number of significant figures in each of the following a) 3427 b)0.000456​
Leokris [45]

Answer: 3.427 X 10 3 TIMES AND 4.56 X 10 3 TIMES

Explanation:

6 0
3 years ago
If the wavelength of yellow light is 800 nm, what is the frequency of yellow light in Hertz?
kiruha [24]

Answer:

3.75 * 10^14

Explanation:

(3.0 * 10^17) / 800nm = 3.75 * 10^14hz ( have to have 17 and not 8 because its in nanometers)

8 0
3 years ago
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