3 years ago

Giving brainliest to correct answer..<3please give answers to both

1 answer:

3 0

Answer:d then a

Explanation:

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mars1129 [50]

it's 0.2cm different from the expected value, wich was 14.6cm

how many percent that are is calculated in the screenshot.

rounded it's 1.37%

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3 years ago

gregori [183]

You should use Avogadro’s number for the conversion, because Avogadro’s Law states that there are 6.02 x 10^23 atoms per 1 mol of that substance.

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3 years ago

nata0808 [166]

I can help
im doing it

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3 years ago

natima [27]

Answer:

No one is reduced.

Explanation:

It is an example oxidation reaction in which carbon is oxidised to form carbon dioxide.

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4 years ago

Citrus2011 [14]

Explanation:

number of moles = number of particle/ 6.02X10^23

= 12.044 X 10^24/6.02×10^23

=20.0066 moles so round it up to 3 S.F

=20.0moles

5 0

3 years ago