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The phosphate buffer system buffers a strong acid by forming a(n)____________________ and a(n)____________________.
Contribution Margin
The difference between sales revenue and variable costs, indicating how much revenue contributes towards covering fixed costs and generating profit.
Machine Hours
A measure of production time, calculated as the total hours that machinery is operated over a specific period.
Contribution Margin
The amount remaining from sales revenue after variable costs have been deducted, indicating the contribution of sales to covering fixed expenses.
Machine Hours
A measure of the amount of time a machine is operated, used as a basis for allocating manufacturing overhead to products.
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