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weqwewe [10]
3 years ago
7

3) Which elements occur diatomically?​

Chemistry
1 answer:
never [62]3 years ago
5 0

Answer: Diatomic elements are pure elements that form molecules consisting of two atoms bonded together.

There are seven diatomic elements: hydrogen, nitrogen, oxygen, fluorine, chlorine, iodine, bromine.

Explanation:

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The answer is 1.164451827 moles
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Does seeing a gas produced always mean a chemical reaction is occurring? Explain.
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Wat is significant figures
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<em>Answer:</em>

  •                   0.052301 km have 5 significant figure
  •                   400 cm have 1 significant figure
  •                   50.0 m  have 3 significant figure
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<em>Explanation:</em>

According to rules of significant figure

0.052301 km have 5 significant figure:

  • Zero to the left of the first non zero digit not significant.
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<em>400 cm have 1 significant figure:</em>

  • Trailing zeros are not significant in numbers without decimal points.

<em>50.0 m  have 3 significant figure:</em>

  • Trailing zeros are significant in numbers when there is decimal points.

<em>4500.01 ml have 6 significant figure:</em>

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Determine the number of hydrogen atoms in the following compound 3Cu(C2H3O2)2
Charra [1.4K]

Answer:5

Explanation:(H3) is 3 (H3)2 is 5

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Melted candle wax has no fixed shape, but it does have a fixed volume. So, melted candle wax is a
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It is a liquid because when you have a liquid, there is no definite shape. Therefore, this would be the answer because it takes the shape of its container. 

Final answer: a. Liquid 
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