Magnesium Chloride Is Often Used to Melt Ice on Sidewalks

question 53

Multiple Choice

Magnesium chloride is often used to melt ice on sidewalks. Considering that the solubility of magnesium chloride (95.21 g/mol) in water is 54.3 g per 100.0 g of water, what is the lowest temperature that you would expect to be able to melt ice with magnesium chloride? Assume ideal behavior. K_f(water) = 1.86°C/m

• A) -40°C
• B) -32°C
• C) -11°C
• D) -25°C
• E) -22°C

Comprehend the impact of reinforcement and punishment in the development and modification of children's behavior.

Identify and distinguish between intentional and unintentional breaches of contracts.

Understand the role and effect of contractual conditions on the performance obligations of the parties involved.

Comprehend the difference and application of multiple remedies available in the event of a breach of contract, including specific performance, liquidated damages, and reformation.

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Definitions:

Central Bank

An institution that manages a state's currency, money supply, and interest rates.

Federal Reserve

The central banking system of the United States, responsible for monetary policy, regulation of financial institutions, and maintenance of financial stability.

Check Clearing

The process by which money is transferred from the checking accounts of the writers of checks to the checking accounts of the recipients of the checks.

Insuring Bank Deposits

A government or independent institution's act of providing a guarantee to bank depositors that their deposits will be protected up to a certain limit in the event of a bank failure.