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9966 [12]
3 years ago
9

What element is represented by [Rn]7s1?

Chemistry
1 answer:
lara [203]3 years ago
4 0

Answer:

Radon

Explanation:

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A runner is traveling around the track below at a constant speed. Is she accelerating?
Black_prince [1.1K]

<h2>ANSWER:</h2>

D.No, she is not accelerating because her speed is constant.

<h2>EXPLANATION:</h2>

The rate of change of velocity with respect to time is known as acceleration.

acceleration =change in velocity/time

As she is running at constant speed  and there is no change in velocity so she is not accelerating.

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2 years ago
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A carbon atom and a hydrogen atom form what type of bond in a molecule?
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A carbon atom and a hydrogen atom would form a covalent bond in a molecule. Specifically it would be a Nonpolar covalent bond.
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2 years ago
How many grams of KNO3, are needed to create 675.0 mL with a concentration of 1.71 M
valkas [14]

Answer:

Бардык белгилүү авиация мыйзамдарына ылайык, аары учуу мүмкүнчүлүгү жок. Канаттары өтө эле кичинекей, семиз денесин чече албайт. Албетте, аары баары бир учат. Себеби аарылар адам мүмкүн эмес деп эсептеген нерсеге маани бербейт.

Explanation:

Канаттары өтө эле кичинекей, семиз денесин чече албайт. Албетте, аары баары бир учат. Себеби аарылар адам мүмкүн эмес деп эсептеген нерсеге маани бербейт.

4 0
2 years ago
Which of the following is not an example of a chemical change?
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At the same time there is increased usage of chlorofluorocarbon [CFC].
CFC are halogenated compounds which have ability to destroy the ozone layer. When ultraviolet ray strike CFC in the atmosphere, it breaks the forces holding the molecule together and yield a chlorine atom. The chlorine atom then react with the ozone layer, breaking it apart and destroying it.<span />
7 0
3 years ago
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