Density
What are the units for density for a solid?
What are the units for density for a liquid?
What are the units for density for a liquid?
what is g/cm3
g/mL
g/mL or g/cm3
Convert 32 quarts to gallons.
Hint: how many quarts are in a gallon?
(4 quarts= 1 gallon)
(Ans: 8.0)
Convert 5.40 pounds to grams.
Conversion factor(1 pound=454 grams)
(Ans: 2,450)
The subatomic particle that orbits the nucleus in an atom.
What is an electron?
The distance required to hatch an
egg in Pokémon GO is 5.0 kilometers.
Express this distance in miles using a
dimensional analysis.
conversion factor (1 mile = 1.61 km)
What is 3.1 km?
Convert 68 tbsp to cups.
Conversion Factor: (1 tbsp= .0208 cups)
1.4167 cups
Convert 422 cm to inches.
(2.54 cm= 1 in)
(Ans: 166 inches)
Two subatomic particles with equal mass.
What are protons and neutrons?
A water bottle holds 500. mL of water and has a mass of 520. grams. What is the density of the water in the bottle?
What is 1.04 g/mL
Convert 3.1 miles to meters.
(1609.2 meters= 1 mile)
(Ans: 4,992 meters) or 5.0x103 meters
Convert 5.4 pounds to grams.
Conversion factor: (1 pound = 453.592)
(Ans: 2,454)
Same number of protons but different number of neutrons.
What are isotopes?
A metal cube has a side length of 5 cm and a mass of 1,125 grams. What is its density? What metal might it be?
What is 10g/cm3
Convert 588 eggs to dozens.
Hint: how many eggs are in 1 dozen?
(Ans: 49 dozens)
How many nickels are in 126 dollars?
2520 Nickels
The isotopic notation of carbon that contains 7 neutrons.
A block of wood has a volume of 800 cm³ and a mass of 600 grams. Will it float in water (density of water = 1 g/cm³)?
Yes, it will float.
but rounds to .8 g/cm3
How many seconds are in a year?
Conversions:
(3600 seconds= 1 hour)
(24 hours= 1 day)
(365 days= 1 year)
31,557,600 seconds
Convert 985 minutes to days.
Conversion:(60 minutes= 1 hr) and (24 hrs=1 day)
(Ans: 0.680 days)
The nuclear notation of aluminum that contains 15 neutrons?
What is 2813Al