Density Zoom Meeting

How many significant digits would the volume measurement be for this beaker?

• one

• two

• three

• four

Based on the error marking on this volumetric pipette (+/- 0.010 mL), what would the volume reading be?

• 5 mL

• 5.0 mL

• 5.00 mL

• 5.000 mL

If I record a volume of 2.0 mL and a mass of 10.000 g, how many significant figures would the density have?

• two sig figs

• three sig figs

• four sig figs

• five sig figs

The below table shows density measurement for zinc (7.14 g/mL). Which student has the most precise data?

• John

• Sam

• Sara

For the density lab, where would you dispose of the liquid waste?

• Liquid waste disposal

• Flush down the sink

• Throw in the trash can

• Leave it for you TA to clean up

Do you know how to contact your TA?

• No idea

• Yes!

• Who's my TA?

Have you read the course syllabus?

• Yes

• No

• Where is it...?

Do you have any questions about how the online or in person labs run?