A 0350-G Sample of an Acid, HX, Requires 25

question 24

Multiple Choice

A 0.350-g sample of an acid, HX, requires 25.4 mL of a 0.140 M NaOH solution for complete reaction. Calculate the molar mass of the acid.

• A) 98.4 g/mol
• B) 121.3 g/mol
• C) 42.3 g/mol
• D) 68.4 g/mol
• E) none of these

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Definitions:

Surplus

The amount by which the quantity of something exceeds its demand, often referring to unsold goods or surplus budget in economics.

Quantity Demanded

The sum total of a particular good or service that consumers are inclined and financially equipped to acquire at a determined price range within a given period.

Quantity Supplied

The volume of a commodity or service that producers are prepared and able to supply at a specified price within a certain timeframe.

Equilibrium Price

The price point at which the supply of an item matches the demand for it, resulting in a stable market situation without excess or shortage.