A 0286-G Sample of Gas Occupies 125 ML at 60

question 104

Multiple Choice

A 0.286-g sample of gas occupies 125 mL at 60.cm of Hg and 25°C.What is the molar mass of the gas?

• A)5)9 g/mol
• B)44 g/mol
• C)59 g/mol
• D)71 g/mol

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Definitions:

Compounded Semiannually

A method of calculating interest where the interest is added to the principal twice a year, leading to interest earned on interest.

Compounded Annually

This refers to the process of calculating interest on an investment or loan on a yearly basis, where interest from one year is added to the principal for calculation of interest in the next year.

Present Value

The current value of a future sum of money or stream of cash flows, given a specified rate of return.

Compounded Quarterly

The process of calculating interest on both the initial principal and the accumulated interest of previous periods on a quarterly basis.