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nasty-shy [4]
3 years ago
6

Check all the charatistics below that describe elements

Biology
1 answer:
lana [24]3 years ago
5 0

Answer:

atomic number

atomic mass

protons

neutrons

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If the ecosystem is balanced, which populations should be the largest? Which should be the smallest?
asambeis [7]
The largest population would be the producers. In an energy pyramid, the producers have the largest biomass. The smallest population would be the top predators, since there isn’t enough energy to sustain this level in the energy pyramid.

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Action: Increasing the amount of oxygen in the water
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In a lab about the activity series, a solution of copper(II)chloride is placed in a test tube with zinc metal. If zinc is higher
Tcecarenko [31]

Answer:

Option D, Zinc is higher on the activity series because there is clear evidence of a reaction.

Explanation:

It is very clear that a metal which is higher in activity will replace a metal having lower activity.  

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The chemical equation for this reaction would be -

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Hence, option D is correct

5 0
3 years ago
Explain why crops in the arctic grow larger than normal during the summer months
Romashka-Z-Leto [24]

Answer:

More sunlight, more photosynthesis

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Hope this clears it up for ya:)

If you have any questions just leave a comment.

8 0
2 years ago
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James Watson and Francis Crick with, the help of Rosalind Franklin and others, determined that the shape of the DNA molecule was
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Shaped like a twisted ladder
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