A Container with Rigid Walls Is Filled with 4 Mol

question 27

Multiple Choice

A container with rigid walls is filled with 4 mol of air with C_V = 2.5R.How much does the internal (thermal) energy change if the temperature of the air rises from 16°C to 437°C? The ideal gas constant is .

• A) 35 kJ
• B) 421 J
• C) 3.5 kJ
• D) 8.75 kJ

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Definitions:

Hypothesis

A proposed explanation for a phenomenon, based on previous observations, that can be tested through experimentation or observation.

Objective Manner

Acting or making decisions based on unbiased criteria and facts rather than personal feelings or opinions.

Double-blind Procedure

A research method in which neither the participants nor the experimenters know which participants belong to the control group and which belong to the experimental group.

Informed Consent

A process ensuring that a participant is fully aware of all aspects of a procedure, including potential risks and benefits, before agreeing to participate.