1. Intro to General Chemistry

How many significant figures are in the measurement, 20.300 m?

A student measures the length of a metal bar using a ruler marked in millimeters and records a value of 12.36 cm. Which of the following correctly expresses this measurement with the appropriate number of significant figures?

When Zachary adds 26.64 g to 12.557 g, how many significant figures should his final answer have?

How many significant figures are present in the measurement 0.0009?

How many significant figures are present in the measurement 0.020 km?

Round the following numbers to three significant figures

How many significant figures are present in the number 0.001?

How many significant figures are in 3.408 x 104 m?

How many significant figures does the number 0.054901 have?

When Joseph divides 8.64 by 2.0, how many significant figures should his answer have?

How many significant figures are present in the number 0.005?

How many significant figures are present in the measured quantity 64.00 g?

In experiment 1, which of the following measurements has the greatest number of significant figures?

Which of the following best describes the rule for determining the number of significant figures when using a measuring instrument?

How many significant figures does the number 1.006 × 10^3 have?