As Part of the Calibration of a New Laboratory Balance

question 4

Multiple Choice

As part of the calibration of a new laboratory balance, a solid with a mass of 0.200 g is taken as a standard and determined with the following results: Trial Mass
1 0.197 g
2 0.192 g
3 0.212 g
Average mass: 0.200 g

• A) The balance is both accurate and precise.
• B) The balance is accurate but imprecise.
• C) The balance is precise but inaccurate.
• D) The balance is both inaccurate and imprecise.
• E) None of these

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