3 years ago

How many elements make up this chemical compound CO2FeHN3CoBNa2

Chemistry

1 answer:

Travka [436]3 years ago

4 0

Seven elements make up the compound

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Models have been created that predict world sea levels will rise if the current global temperature increases continue. If these

lesya [120]

To solve this question, think about which one of these options is a DIRECT effect of sea levels rising.

Choice A: If sea levels rise, they would start to cover up land that's at sea level, areas like beaches or coastal cities for example.

Choice B: Fossil fuels cause global warming. This is about the effects of global warming, not the causes.

Choice C: Not relevant. It doesn't mention alternative energy at all in this.

Choice D: Again, effects, not causes (see Choice B explanation).

The correct answer is... CHOICE A

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3 years ago

chemist in South America claims to have discovered a new element with an atomic number of 34. An extremely rare element, it was

Tasya [4]

Answer:

the element he has discovered is called Selenium.

Explanation:

Selenium has an atomic number of 34