Which of the following measurements corresponds to the electronic balance shown in Figure 3 ? (a

step 1 Again, in this question, the final value is dependent upon instrument and every instrument have

Which of the following measurements corresponds to the...

Key Concepts

Significant Figures

Significant figures are the digits in a measurement that are known with certainty plus one estimated digit. They indicate the reliability and precision of the measurement process, and the choice among options with varying numbers of decimal places reflects how many significant figures should be reported based on the measuring instrument's capabilities.

Measurement Precision

Measurement precision refers to the closeness of repeated measurements to each other and how finely an instrument can measure. In the context of an electronic balance, precision is indicated by the number of decimal places the balance provides, which tells us the granularity of its measurement readings.

Instrument Resolution

Instrument resolution is the smallest change in a measured quantity that an instrument can detect. For an electronic balance, resolution is critical because it determines the incremental value displayed and distinguishes between different options based on decimal precision, thus guiding the selection of the correct measurement representation.

Electronic Balance

An electronic balance is a device used to measure mass with high precision and accuracy, often displaying readings with a specific number of decimal places determined by its design. Understanding its operational characteristics, including how many significant figures it displays, is essential for correctly interpreting measurements from the device.

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