When 100 ML Each of 2

question 72

Multiple Choice

When 100 mL each of 2.0 × 10^-5 M Ca²⁺ and 2.0 × 10^-3 M CO₃^2- are mixed, what is the remaining Ca²⁺ ion concentration and is precipitation complete? The solubility product constant of CaCO₃ is 2.8 × 10^-9.

• A) 2.8 × 10^-6, no
• B) 1.0 × 10^-3, no
• C) 6.9 × 10^-5, no
• D) 2.8 × 10^-3, no
• E) 2.8 × 10^-6, yes

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Definitions:

Manufacturing Factory Overhead

All indirect costs associated with the manufacturing process, excluding direct materials and direct labor expenses.

Production Department

Definition: A specific division within a company focused on the process of producing goods and services.

Factory Overhead Rate

A measure used to allocate the total factory overhead costs to units produced, based on a predetermined activity base.

Plantwide Factory Overhead Rate

The plantwide factory overhead rate is a single rate used to allocate all of a plant's manufacturing overhead costs to its production activities, based on a common basis such as direct labor hours.