Unit 1 Review

Match it! Select the correct answer from the pull down...Good luck!

How close the data sets are to one another is -

How many sig figs are in this number: 10.002

How many sig figs are in this number: 61000

Round 21.860051 to 3 significant figures.

Perform the operation and round to the correct number of significant figures: (22.16 + 21.30) / 1.251

A piece of metal is placed on the balance and the mass was found to be 23.1g and the volume is found to be 2.72mL. What is the density?

How many sig figs are in this number: 523

A student measured the mass of some sodium chloride for a lab. The lab called for 6.25 g (the theoretical measurement), but the student measured 6.00 g instead. What is the percent error for this mass?