A 05 M Solution of ________ Has a PH of 7

question 36

Multiple Choice

A 0.5 M solution of ________ has a pH of 7.0.

• A)K₂S
• B)KF
• C)KNO₃
• D)NH₄Br
• E)NaF

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Definitions:

Accuracy

How closely a measurement, calculation, or specification aligns with the true value or an established standard.

Significant Figures

The number of digits in a measurement that are known with a certain degree of reliability, used to express the precision of the measurement.

Significant Figures

The digits in a number that carry meaningful contributions to its measurement accuracy.

Significant Figures

The digits in a decimal number that carry meaning contributing to its precision, excluding all leading and trailing zeros.