Which of the Following Represents an Exothermic Reaction

question 63

Multiple Choice

Which of the following represents an exothermic reaction?

• A)A(g)+ B(g)→ 2C(g)∆H = +100 kcal
• B)A(g)→ B(g)+ 33 kcal
• C)50 kcal + 2A(g)→ C(g)+ D(s)
• D)A(g)+ B(g)→ 2C(g)∆H = +100 kcal and A(g)→ B(g)+ 33 kcal are exothermic reactions.
• E)A(g)+ B(g)→ 2C(g)∆H = +100 kcal and 50 kcal + 2A(g)→ C(g)+ D(s)are exothermic reactions.

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Definitions:

Random Numbers

Numbers generated in such a way as to exhibit randomness, often used in simulations, cryptography, and for creating test cases in programming.

Pseudorandom Numbers

Number sequences that appear random but are generated by a deterministic process.

Sufficiently Random

A term used to describe a process or dataset that appears to lack any predictable pattern or order, to the extent that is necessary for a particular purpose.

Function Prototypes

Declarations of functions that specify the return type, name, and parameters of the function, used in programming for type checking and forward declarations.