An Ideal Gas Composed of Helium Atoms Is at a Pressure

question 32

Multiple Choice

An ideal gas composed of helium atoms is at a pressure of 2.00 atmospheres and a temperature of 35.0°C. What is the mass density? (He = 4.00 u)

• A) 0.534 kg/m³
• B) 0.488 kg/m³
• C) 0.400 kg/m³
• D) 0.316 kg/m³
• E) 0.276 kg/m³

Be able to define and calculate the average rate of return and understand its significance.

Understand the concept of the cash payback period and how to calculate it.

Distinguish between net cash flow and net discounted cash flow.

Calculate the expected average rate of return for capital investments.