Calculate the PH of a 0

question 77

Multiple Choice

Calculate the pH of a 0.20 M solution of NH₄NO₃. (K_b(NH₃) = 1.8 x 10^-5)

• A) 0.69
• B) 4.74
• C) 2.72
• D) 4.98
• E) 9.02

---

Definitions:

Payroll Register

A document that summarizes the wages, deductions, and net pay of all employees for a specific payroll period.

Gross Wage

The total amount of salary or wages earned by an employee before any deductions are made.

Employer Cost

The total expense borne by an employer to employ workers, including salaries, benefits, and taxes.

Net Pay

The amount of money an employee takes home after deductions like taxes and retirement contributions are subtracted from their gross pay.