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Dafna11 [192]
3 years ago
9

10. What is one radioactive element that is used ir nuclear power plants?​

Chemistry
2 answers:
ValentinkaMS [17]3 years ago
8 0

Answer:

uranium

Explanation:

i took the yest

lana [24]3 years ago
7 0
Radium is an element used
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Match each chemical with the correct use.
Fittoniya [83]

1. x-ray soft tissue organs  - barium  

2. reduce pain and fever- acetylsalicylic acid

3. anesthetic-  nitrous oxide  

4. treat acne - A. benzoyl peroxide

7 0
3 years ago
5. The statement that in undisturbed sedimentary rock layers,
Colt1911 [192]

Answer:

The correct answer is - option C. Law of superposition.

Explanation:

According to the law of superposition states that within a sequence of layers of natural sedimentary rock without any disturbance, the oldest layer is lies under the younger layers with ascending order in the sequence.

If a sedimentary rock has 4 layers as a, b, c and d where the younger layer d would be on top and the oldest layer a would be at the bottoms.

Thus, the correct answer is - option C.

7 0
3 years ago
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Calculate the work done when a force of 4 N pulls a box along the floor for a distance of 0.3 m.
Yuki888 [10]

Answer:

<h2><em>1</em><em>.</em><em>2</em><em> </em><em>Joule</em></h2>

<em>sol</em><em>ution</em><em>,</em>

<em>Force=</em><em>4</em><em> </em><em>N</em>

<em>Distance</em><em>=</em><em>0</em><em>.</em><em>3</em><em> </em><em>m</em>

<em>Now</em><em>,</em>

<em>work = f \times d \\  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  = 4 \times 0.3 \\  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  = 1.2 \: joule</em>

<em>hope</em><em> </em><em>this </em><em>helps</em><em>.</em><em>.</em><em>.</em>

<em>Good</em><em> </em><em>luck</em><em> on</em><em> your</em><em> assignment</em><em>.</em><em>.</em><em>.</em><em>.</em>

8 0
4 years ago
Which compound contains both ionic and covalent
DedPeter [7]
(1) CaCO3 is your answer. The positive ion is \text{Ca}^{2+ and the negative radical ion is \text{CO}_3^{-}. There exists covalent bonds between the carbon and oxygen atoms in the \text{CO}_3^{-}.
6 0
4 years ago
What is kinetic energy?
Natali5045456 [20]

Answer:

<h3>D energy of motion</h3>

Explanation:

Kinetic energy is the energy present in mass in motion

3 0
4 years ago
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