Calculate the PH of a 0

question 62

Multiple Choice

Calculate the pH of a 0.011 M solution of NH₄NO₃. (K_b(NH₃) = 1.8 x 10^-5)

• A) 5.21
• B) 5.41
• C) 5.61
• D) 5.81
• E) None of the above

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Definitions:

Fixed Cost

Expenses that remain constant in total regardless of changes in the level of production or sales volume, such as rent, salaries, and insurance.

Contribution Margin Ratio

A financial metric that shows what portion of sales revenue is available to cover fixed costs and generate profit after variable costs have been paid.

Fixed Expenses

Costs that do not fluctuate with changes in production level or sales volume, such as rent, salaries, and insurance premiums.

Break-Even Point

The sales level at which a business neither makes a profit nor incurs a loss.