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kogti [31]
3 years ago
8

Help asap, testining

Chemistry
1 answer:
gayaneshka [121]3 years ago
4 0

Answer:

The answer is 10 degrees celsius

Explanation:

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Describe the difference between a ball-and-stick model and a space-filling model of a compound.
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A space-filling model shows the relative amount of space each atom takes up. In other words, a space-filling model can show relative sizes of atoms. However, unlike ball-and-stick or structural models, space-filling models do not show bond lengths clearly. Bonds are not really like sticks in a ball-and-stick model.
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Which two types of information are written in an element's box in the periodic table?
GenaCL600 [577]

Answer:

Yes it is B,D.

Explanation:

Each box represents an element and contains its atomic number, symbol, average atomic mass, and (sometimes) name. The elements are arranged in seven horizontal rows, called periods or series, and 18 vertical columns, called groups.

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2 years ago
Which of the following elements matches the criteria below?
Tems11 [23]

Answer:

The answer to your question is below

Explanation:

1. Found in period 2. All the elements in the list are found in period 2.

a. F   This option is correct

b. Be  Beryllium is located in period two.

c. O  also oxygen is found in period 2.

d. C Carbon is found in period 2.

2.- Can gain lose 4 electrons to become its nearest stable noble gas. Only Carbon.

a. F    This option is wrong, F becomes stable when it gains 1 electron.

b. Be  Beryllium becomes stable when it loses 2 electrons.

c. O  Become stable when it gains 2 electrons.

<u>d. C </u><u>Become stable when it gains or loses 4 electrons.</u>

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Pls help! Will mark brainliest! 55 Points!​
GenaCL600 [577]

Answer:

7cm square is the answer

Hope it's helpful

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An extended period when rainfall is well below average is known as a A. heat index. B. drought. C. draft. D. heat wave.
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B. Drought. Hope that helped
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