Two Monoatomic Gases,helium and Neon,are Mixed in the Ratio of 2

question 10

Multiple Choice

Two monoatomic gases,helium and neon,are mixed in the ratio of 2 to 1 and are in thermal equilibrium at temperature T (the molar mass of helium = 4.0 g/mol and the molar mass of neon = 20.2 g/mol) .If the average kinetic energy of each helium atom is 6.3 $\times$ 10^-21 J,calculate the temperature T.

• A)304 K
• B)456 K
• C)31 K
• D)31 \(\circ\) C
• E)101 K

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Definitions:

Petty Cash Account

A small amount of cash kept on hand for minor or incidental expenses, managed through a specified fund.

Purpose

The reason for which something is done or created or for which something exists.

General Journal Entry

A general journal entry is a record of financial transactions that includes details such as date, accounts impacted, amounts, and a brief description of the transaction.

Petty Cash Fund

A petty cash fund is a small amount of cash on hand used for paying expenses too small to merit writing a check or using a credit card.