The K_sp of BaSO₄ Is 1 $\times$ 10^-10 at 25 ^$\circ$

question 29

Multiple Choice

The K_sp of BaSO₄ is 1.1 $\times$ 10^-10 at 25 ^$\circ$ C.What mass of BaSO₄ (molar mass = 233.4 g/mol) will dissolve in 1.0 L of water at 25 ^$\circ$ C?

• A) 2.6 \(\times\) 10^-8 g
• B) 4.5 \(\times\) 10^-8 g
• C) 1.0 \(\times\) 10^-5 g
• D) 1.6 \(\times\) 10^-4 g
• E) 2.4 \(\times\) 10^-3 g

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Definitions:

Herfindahl-Hirschman Index

A measure of market concentration that is calculated by squaring the market share of each firm competing in the market and then summing the resulting numbers.

Squared Market Shares

A measure used in the analysis of market concentration, calculating each firm's market share squared and summing them to assess competitive environments.

Industry

An industry is a group of companies that operate in a specific sector of the economy, often producing similar goods or services.

Cartel

An agreement among several producers to obey output restrictions in order to increase their joint profits.