Numbers in chemistry

How many sig figs:
1.20x10²³  molecules

• 1
• 2
• 3
• 26

How many sig figs:
0.00001

• 2
• 1
• 3
• 4

Write this in scientific notation:
3,440. grams

• 3.44x10³
• 3.440x10³
• 3.44x10^-3
• 34.40x10²

How many sig figs?
12 dozen donuts

• 12
• 2
• 3
• no sig figs needed

Change the following to a non scientific notation number:
3.09x10^-2

• 0.0309
• 0.00309
• 309
• Only Olivia Scarfo knows

Tags

CCSS.8.EE.A.3

How many sig figs?
3.09000

• 3
• 6
• 4
• Riley Davis might know!

Tags

CCSS.8.EE.A.4

How many sig figs?
100.   liters

• 1
• 3
• no way of knowing
• 6.02x10²³

How many sig figs?
0.01010 meters

• 5
• 1
• 4
• 3

50 cm³  =    ______ ml

• 50
• 10
• 5
• 500

What is the correct mnemoic for converting metrics

• kids have dropped over dead converting metrics
• kangaroos have died over drinking chocolate milk 
• pleae excuse my dear aunt sally
• king philip came over from great spain