In a Saturated Solution of Cobalt(II)carbonate,CoCO₃,both [Co²⁺] and [CO₃^2-] =

question 29

Multiple Choice

In a saturated solution of cobalt(II) carbonate,CoCO₃,both [Co²⁺] and [CO₃^2-] = 3.7 × 10^-7 M.Calculate the value of the solubility product for this compound.

• A) 1.4 × 10^-13
• B) 6.1 × 10^-4
• C) 7.4 × 10^-7
• D) 1.9 × 10^-7

---

Definitions:

FICA-Medicare

A federal payroll (or employment) tax contribution towards Medicare, part of the FICA taxes in the United States.

Cumulative Earnings

The total amount of net income (or loss) earned by a company over a period of time, often used to measure its financial performance.

OASDI

An acronym for Old-Age, Survivors, and Disability Insurance, which is a comprehensive federal benefits program that provides benefits to eligible American workers and their families.

Medicare

A federal health insurance program in the United States primarily for people aged 65 and over, as well as for some younger people with disabilities.