Having a difficult time please help me ;( I would appreciate whoever helps me thank you! If you can explain that would be awesom
1 answer:
Answer: A. 11
Explanation: The balance equation is:
C7H16 + 11 O2 => 7CO2 + 8H2O
This is a combustion reaction where a hydrocarbon reacts with oxygen gas to form CO2 and H2O.
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Answer:
B. Coal
Explanation: Coal is mined to produce energy.
Answer:
Chromium
Explanation:
Cr has 24 atomic number and mass number 52
The answer will be A.
Sorry if it was incorrect but that’s the closest answer.
Ignore this its not the anwser 2.7g
Answer:
C
Explanation:
The 3 goes to every term in the molecule
3 NHO3
So its
3x1 N's
3x1 H's
3x3 O's
