What Mass of NaOH Is Needed to Produce 400

question 34

Multiple Choice

What mass of NaOH is needed to produce 400.g of a solution that is 12.0 % by mass?

• A)4.80 g
• B)48.0 g
• C)352 g
• D)4800 g

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Definitions:

Contribution Margin Ratio

The ratio that represents what percentage of sales contributes to the covering of fixed costs, calculated by subtracting variable costs from sales revenue and dividing the result by sales revenue.

Operating Income

Earnings from a company's core business operations, excluding revenue and expenses from non-operating activities like investments.

Variable Costs

Costs that vary depending on a company’s level of activity.

Break-even Sales

The amount of revenue from sales needed to cover a company's fixed and variable costs, resulting in zero net income.