Math in Chemistry Review

the measurement that has been expressed to four significant figures is?

• 6000
• 0.006
• 6006

Describes the amount of space, measured in cubic units, that an object or substance occupies.

• Volume
• mass
• density

Select the largest unit of measure from the options below:

• dekameter

• millimeter

• decimeter

• kilometer

 The number of significant figures in the measurement 170.04 km is?

• 3
• 4
• 5

Which answer correctly rounds 3,254,300 to 3 sig. figs?

• 3,254,000
• 3,260,000
• 3,250,000

if some measurements agree closely but differ widely from the actual value, these measurements are?

• accurate but not precise
• precise but not accurate
• neither accurate or precise

The amount of mass per unit of volume of an object or substance.

• total volume
• % error
• density

Written in scientific notation, the measurement 0.000065 cm is?

• 6.5 x 10 5
• 6.5 x 10 -5
• 6.5 x 10 -4

The amount of matter that an object or substance contains.

• volume
• mass
• density

how many sig figs are in 0.000000032

• 2
• 9
• 10