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Oksana_A [137]
2 years ago
13

Hydrogen peroxide breaks down to form water and oxygen gas. which observation is evidence that a chemical reaction has occurred?

SAT
1 answer:
Kitty [74]2 years ago
5 0

Answer:

change in amount of liquid, change in smell or color, bubbling, foaming, fizzing

Explanation:

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The tip of a pinwheel is 0. 24 m from the center. The pinwheel spins 5 times each second. What is the tangential speed of the ti
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When a body is moving in circular path at a
distance r from its center its velocity at any
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what we call tangential velocity. It is
calculated as follows:
Vt=r(w)
where w = 5 rev/s (2m rad / rev) = 31.42
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Vt = 0.24(31.42) = 7.5 m/s
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If 3,600 J of work is done in 3. 0 s, what is the power? 0. 00083 W 1,200 W 3,600 W 11,000 W.
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The way scientists know that a hypothesis in astronomy is a reasonable description of nature is to
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The way scientists know that a hypothesis in astronomy is a reasonable description of nature is to do experiments and observations about the prediction of the hypothesis.

Given an incomplete sentence related to hypothesis and astronomy.

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The statement can be completed by "do experiments and observations about the prediction of the hypothesis".

Hence the way scientists know that a hypothesis in astronomy is a reasonable description of nature is to do experiments and observations about the prediction of the hypothesis.

Learn more about hypothesis at brainly.com/question/11555274

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4 0
2 years ago
According to the segment, what percentage of your wardrobe should be fads?
Julli [10]

Answer:

C)Thirty percent

Explanation:

This question is about the article "Fad, fashion or classic? How to shop sensibly." Where the narrator states that a person's wardrobe must be in accordance with his daily life and the number of activities he does. In this article, Michael Kors states that a person's wardrobe must consist of 70% comfortable clothes and 30% fad clothes, however, this percentage must be adapted to the daily life of each person, always prioritizing the activities he does and the places who attends.

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3 years ago
A construction crew cut down thousands of acres of forest to build apartment buildings. How might the food chain be disrupted du
Norma-Jean [14]

Answer:

A. The population of deer will have to find a new habitat.

Explanation:

Since ecosystem has had their fundamental source of food disrupted, inhabitants will have to move to find a new place to reside in.

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2 years ago
Read 2 more answers
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