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statuscvo [17]
3 years ago
12

What is the difference between atomic mass and number?

Chemistry
1 answer:
OlgaM077 [116]3 years ago
5 0
Atomic mass is the number of protons and neutrons in an element while an atomic number is the number of protons in the element.
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Inferring conclusions if you find an element in nature in its pure elemental state what can you infer about the elements chemica
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Answer;

-Not that reactive

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Explanation;

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- For checking its chemical properties you will have to examine it with O2 or C-12.


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4 years ago
Which element is located in group 2 period 2 on the periodic Table?
AnnZ [28]

Answer:

Berilium is located in period 2 group2

Explanation:

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4 0
3 years ago
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Why is sulphur more reactive than chlorine​
Marina86 [1]

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Because the most reactive elements are<em> HALOGENS</em>.

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HELP! <br> A train travels 102 miles in 2 5/6 hours. What is its average speed in miles per hour?
aniked [119]

Answer:

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102×6/17

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