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Sauron [17]
3 years ago
12

Does anyone know how to do this???

Chemistry
1 answer:
Bond [772]3 years ago
8 0
Simply look at the periodic table and fill in what you know based on the table

The number of protons = atomic number
The number of electrons, Which is the same as the atomic number for atoms.

The number of valence electrons that is given by the group that the element is in, the top number of each column in the periodic table.







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Pairs
BabaBlast [244]

Atoms are made up of protons, neutrons, and electrons.

Energy can be neither created nor destroyed.

Water freezes at 0°C

If  a piece of platinum is placed in acid, it will not react.

<h3>What are the correct pairing of the given terms?</h3>

The correct pairing of the given terms are obtained from the given options as follows:

Atoms of elements contains three sub-atomic particles which are protons, neutrons, and electrons.

Energy is the ability to do work.

According to the law of conservation of energy, Energy can be neither created nor destroyed.

Water is a liquid which freezes at 0°C.

Therefore, Water freezes at 0°C.

Platinum is a metal which is less reactive than hydrogen, Hence, it cannot displace hydrogen from acids.

Hence, if a piece of platinum is placed in acid, it will not react.

In conclusion, the correct pairing gives the correct description of the properties of the given terms.

Learn more about atoms at: brainly.com/question/17545314

#SPJ1

3 0
2 years ago
H3PO4 + NO2- e HNO3 + H2PO4​
melamori03 [73]

Answer:

The answer is nitric acid

Explanation:

Hope this helped Mark BRAINLIEST!!!

5 0
3 years ago
What are the roles of the mucous select two options PLEASE HELP​
Oliga [24]

Answer:

The answer is A and C

8 0
3 years ago
A wooden spoon and a metal spoon are used to stir boiling water. After one minute, how do the temperatures of the immersed parts
kodGreya [7K]

Answer:

Metal is a conductor. it takes in heat very well. wood is an insulator. it takes in heat too, but less of it. this makes the wood handle cooler and the metal handle hot

5 0
3 years ago
Read 2 more answers
Zootopia movie: Why is Judy Hopps placement at the police academy so unusual?
kondaur [170]

Answer:

down below

Explanation:

Judy Hopps was one of the smaller prey animal while the others were predators or bigger prey animals. Meaning, she was tiny and in some minds, was easier to take down or may not be able to do the job as well as the bigger animals. Also, she was, less noticeably, the only female prey animal.

8 0
2 years ago
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