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.
A control sample serves as a sample used to eliminate errors or minimize them. Also, it is used to prevent the effect of one parameter which is not the subject being studied. For instance, in an adsorption experiment a control sample is always included wherein in a flask it only contains the adsorbate solution. The said sample is responsible for calculating how much of the adsorbate is being adsorbed on the sides of the flask.
Answer:
The correct answer is V1/T1=V2/T2.
Explanation:
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Hey there!:
Mass = 2.98 g
Volume = 2.12 L
Therefore:
Density = mass / volume
Density = 2.98 / 2.12
Density = 1.405 g/L
Answer:
Physicians and it is ethical because they promise to help
Explanation: