In a Buffer System of HF and Its Salt, NaF

question 28

Multiple Choice

In a buffer system of HF and its salt, NaF,

• A)the HF neutralizes added acid.
• B)the HF neutralizes added base.
• C)the HF is not necessary.
• D)the F- neutralizes added H2O.
• E)the F- neutralizes added base.

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Definitions:

Reverse Order

A sequence of objects or tasks arranged in the opposite manner from which they were initially presented or executed.

Cost Flow Assumption

An accounting method that determines the value of remaining inventory and the cost of goods sold, such as FIFO or LIFO.

Weighted Average

A calculation that takes into account the varying degrees of importance of the numbers in a data set, assigning weights to some numbers more than others.