3 years ago

In your opinion, why do you think the atomic models are not final?

Chemistry

1 answer:

julia-pushkina [17]3 years ago

7 0

Answer:

because they change

Explanation:

It was based on theories and discoveries

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There are two common oxides of copper; one is 80% copper and the other is 89% copper by weight. Calculate the formula and name e

irakobra [83]

80% copper (Cu)

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O: 20 : 16 = 1.25

Cu:O = 1 : 1

the formula: CuO

89% copper (Cu)

Cu: 89 : 63.546 = 1.4

O: 11 : 16 = 0.6875

Cu:O = 2:1

the formula: Cu₂O

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2 years ago

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Xelga [282]

Answer:

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Explanation:

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3 years ago

Question 6

I am Lyosha [343]

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A. is the correct point.

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