Most of the Increase in Planned Spending Over the Next

question 139

Multiple Choice

Most of the increase in planned spending over the next 50 years comes from:

• A) defense.
• B) Social Security.
• C) Medicare and Medicaid.
• D) foreign aid.

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Definitions:

Acidic

Referring to substances that have a pH less than 7, can donate a proton (H+ ion) to another substance, and turn litmus paper red.

pKa

A measure of the acidic strength of a substance, indicating the pH at which a molecule donates its proton to the solution.

Methanesulfonic Acid

A strong organic sulfonic acid with the chemical formula CH3SO3H, used as a catalyst in organic syntheses and as a solvent.

Ethanol

A simple alcohol with the chemical formula C2H5OH, commonly used as a solvent, in beverages, and as a fuel additive.