Units
What is the SI unit for length?
meters (m)
45.6 mg to SI unit
0.0456 g
60 min in SI unit
3600 s
0 oC in SI
273 K
Which substance is denser: cotton candy or peanut butter?
peanut butter
How many sig figs are in the following number:
23.987
5 sig figs
What is the SI unit for mass?
grams (g)
15 KL to SI unit
15000 L
12 oz in SI unit (1 oz = 28.34g)
340 g
Volume of 14 mL of acetic acid in SI units
0.014 L
What is the density of platinum if it has a mass of 104 g and a volume of 5 mL?
21.4 g/mL
52300.0
6 sig figs
What is the SI unit for volume?
Liters (L)
9865 cm in SI unit
9.865 m
16 gal to SI units (1 gal = 3.78L)
61 L
Volume of a sphere with radius 3.000 cm in cm3
113.1 cm3
Iron has a density of 7.86 g/cm3. If you have 14 g, how many mL is that?
1.78 mL
Round this number off to 2 sig figs:
16784
17000
What is the SI unit for temperature?
Kelvin (k)
14 oC in SI unit
287 K
14 inches in SI unit (2.56 in in cm)
0.35 m
0.00 oF in SI
255 K
What is the mass of a 14 cm x 10 cm x 12 cm block of lead (Pbdensity = 11.35 g/cm3)
147 g
what is the answer to the following operation with the correct number of sig figs
15.287/4.23 =
3.61
grams per liter (g/L)
1000 ns in SI unit
0.000001 s
42 Kg in lbs (1 oz = 28.34g)
93 lbs
Volume of a cube with a length of 14 cm in SI units (1cm3 = 1mL)
2744 cm3 or 2.744 L
What is one of the few known substances that becomes less dense as it moves from the liquid state into the solid state?
water
what is the answer to the following operation with the correct number of sig figs
79.245+2.1+150.003
231.3