Which of the Following Fuels Has the Highest Fuel Value $\Delta$

question 142

Multiple Choice

Which of the following fuels has the highest fuel value (kJ/g) ?

• A)natural gas,CH₄(g); 16.0 g/mol,\(\Delta\)H_comb = -801 kJ/mol
• B)ethanol,CH₃CH₂OH( ); 46.1 g/mol,\(\Delta\)H_comb = -1,368 kJ/mol
• C)heating oil,C₁₆H₃₄( ),226 g/mol,\(\Delta\)H_comb = -10,800 kJ/mol
• D)coal,C₁₃₅H₉₆O₉NS( ),1906 g/mol,\(\Delta\)H_comb = - 44,000 kJ/mol
• E)wood,C₆H₁₂O₆( ),180 g/mol,DH_comb = -2,540 kJ/mol

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Definitions:

Patella

A small flat triangular bone located at the front of the knee joint; commonly known as the kneecap.

Frontal

Pertaining to the front part of something, often referring to the frontal lobe of the brain which is involved in decision making and problem-solving.

Maxilla

One of the pair of bones forming the upper jaw in humans and most vertebrates, holding the upper teeth.

Zygomatic

Pertaining to the cheekbone or zygoma, a bone on the side of the skull forming the prominence of the cheek.