The Composition (In Mole Percent)of the Atmosphere Is 78

question 30

Multiple Choice

The composition (in mole percent) of the atmosphere is 78.1% N₂,21.0% O₂,and 0.9% Ar.What is the partial pressure of each gas when the barometric pressure is 754.1 mm Hg?

• A) N₂ = 21.1 atm,O₂ = 6.5 atm,Ar = 0.3 atm
• B) N₂ = 78.1 mm Hg,O₂ = 21.0 mm Hg,Ar = 0.9 mm Hg
• C) N₂ = 244 mm Hg,O₂ = 244 mm Hg,Ar = 244 mm Hg
• D) N₂ = 405 mm Hg,O₂ = 234 mm Hg,Ar = 293 mm Hg
• E) N₂ = 589 mm Hg,O₂ = 158 mm Hg,Ar = 7 mm Hg

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Definitions:

Money Supply

The cumulative sum of money, including cash, coins, and the funds deposited in checking and savings accounts, accessible in an economy at a definite point in time.

Reserve Requirement

The mandate by central banks determining the minimum amount of reserves that must be held by a commercial bank, directly affecting the bank's capacity to lend.

Excess Reserves

The capital reserves held by a bank or financial institution in excess of what is required by regulators, laws, or internal controls.

Discount Rate

The interest rate charged to commercial banks and other depository institutions for loans received from the Federal Reserve's discount window.