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UNIT TEST

H electronegativity: 2.2

H valence electrons: 1

C electronegativity: 2.55

C valence electrons: 4

O electronegativity: 3.44

O valence electrons: 6


Chemical weathering over hundreds of thousands of years formed modern caves. One form of chemical weathering occurs when carbon dioxide reacts with water to produce carbonic acid, H2CO3. How many bonds formed in H2CO3?


(1 point)


eight


six


three


five

Sagot :

dandan1112

Answer:

Six

Explanation:

I just took it and that is the correct answer.

9008445

Answer:

It is 6 took the test.. :)

Explanation:

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