Use the Following to Answer the Question

question 38

Multiple Choice

Use the following to answer the question:
-An ideal gas initially at 50ºC and pressure P₁ = 100 kPa occupies a volume V₁ = 3 L.It undergoes a quasistatic,isothermal expansion until its pressure is reduced to 50 kPa.How much does the internal energy of the gas change during this process? R = 8.314 J/mol·K = 8.206 L·atm/mol·K.

• A)116 J
• B)208 J
• C)256 J
• D)304 J
• E)The internal energy does not change during this process.

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Definitions:

CFTR Gene

A gene that codes for a protein involved in the transport of chloride ions across cell membranes, mutations of which are known to cause cystic fibrosis.

Mutated

Refers to having undergone changes in the genetic material, leading to a variation from the original.

Homozygous Dominant

An organism possessing two dominant alleles for a particular gene, resulting in the expression of the dominant trait.