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FrozenT [24]
3 years ago
13

Hi!! can someone pls help me with this question? ASAP PLS!

Chemistry
2 answers:
Angelina_Jolie [31]3 years ago
8 0
Gardening and solar panels i think
Nata [24]3 years ago
5 0

Answer:

1.Driving A Car That Uses Gasoline

2.Keeping Non-LED Lights On In Your House All Night

Explanation:

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Which of the following covalent bonds is the most polar?
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Answer:

D.) H-O

Explanation:

Polarity is determined based on the difference in electronegativity of the atoms. The greater the difference, the more polar the bond. The general trend is that the atoms in the top-right corner of the periodic table are the most electronegative.

A.) is incorrect because H-H has no electronegativity difference, making it nonpolar.

B.) and C.) are incorrect because their electronegativity differences are not the greatest.

D.) is correct because the electronegativity difference between the H and O is the greatest.

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2 years ago
What is the name of the gas produced when nitric acid is added to copper metal? please help! much appreciated!
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The answer to your question is nitrogen dioxide

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3 years ago
if the half-life of substance A is 1.5 years, how long would it take a 8.0 gram sample of substance A to decay such that only 1.
Fudgin [204]

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4.5

Explanation:

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3 years ago
A well-insulated cup of water is too hot to make tea, so you mixed it with an equal amount of cool water to lower the temperatur
natulia [17]

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The entropy of the final solution decreases, as the reaction disorder is less.

Explanation:

The higher the temperature, the greater the heat of the reaction and the greater the disorder it has, so the entropy will increase ... But this is not the case, since the solution cools, decreasing the entropy proportionally.

4 0
3 years ago
Please help someone asap
stiv31 [10]

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transitive verb. 1 : to prove wrong by argument or evidence : show to be false or erroneous. 2 : to deny the truth or accuracy of refuted the allegations.

Explanation:

8 0
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