What value should be reported for the total mass of three samples of iron weighing 117.0 g, 19.43 g, and 6.1043 g?

Name: What value should be reported for the total mass of three samples of iron weighing 117.0 g, 19.43 g, and 6.1043 g?
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Quizplus · Accepted Answer

The total mass should be reported with the same number of decimal places as the measurement with the fewest decimal places, which is 117.0 g (one decimal place). Therefore, the total mass is 142.5 g.

What Value Should Be Reported for the Total Mass of Three