The answer is 2 15 12 6
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Answer:
Graphene is made of pure carbon.
Explanation:
It is a material in which the carbon atoms are arranged in a single layer, creating a honeycomb pattern. It should be stressed that this layer of carbon is only one atom thick, although some authors consider up to ten layers of carbon to be graphene.
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Answer : The amount of in kilojoules released is, -5.53 kJ
Explanation :
Formula used :

where,
q = heat released = ?
c = specific heat of ethanol = 
m = mass of ethanol = 23.4 g
= final temperature = 
= initial temperature = 
Now put all the given values in the above formula, we get:


Therefore, the amount of in kilojoules released is, -5.53 kJ
Answer:
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2. Beetlejuice the second
3. The measurement is 69420
Explanation:
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