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lukranit [14]
3 years ago
10

Help me with true or false :)

Chemistry
1 answer:
Ostrovityanka [42]3 years ago
3 0

Answer:

Explanation:

4 is true

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Find the amount in grams of 2.0 x 10^23 atoms Cu
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Answer:

21.182 g

Explanation:

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2 years ago
What is the name of CH=CH2 ​
Strike441 [17]

Answer:

CH2 is the chemical name for methylene and belongs to the general compound category of Alkenes. It comprises of a single carbon atom bonded with 2 hydrogen atoms . The general formula for alkenes is C(n)H(2n) with n denoting the number of carbon atoms and thus deciding the name of the compound.

Explanation:

4 0
3 years ago
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Given 9.0 moles of O2, how many grams of H2O can be produced ?
Anastasy [175]

Answer:

If we have one mole of water, then we know that it will have a mass of 2 grams (for 2 moles of H atoms) + 16 grams (for one mole O atom) = 18 grams.

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