Base units
SI base unit for time
What is seconds?
which is larger - centi or deci
deci (.1)
centi (.01)
(3 x 10^10) - (2 x 10^9)
(2.8 x 10^10)
(12 x 10^9) / (6 x10^5)
(2 x 10^4)
Sample A has a volume of 9.01 mL and a mass of 27.3 g. what is the density? Use sig figs
3.0299 g/mL --> 3.03 g/mL
SI base unit for length
What is meter?
which is larger - mega or giga
giga (1,000,000,000)
mega (1,000,000)
(5.2 x 10^5) - (3.1 x 10^3)
5.169 x 10^5
(3.1 x 10^7) x (2.2 x 10^10)
6.82 x 10^17
sample B has a volume of 10 mL and a mass of 80.64 g. What is the density? Use sig figs
8.064 g/mL --> 8 g/mL
SI base unit for mass?
What is kilograms?
How many centimeters are in 50 m?
5000 cm
(4 x 10^4) + (3 x 10^2)
(4.03 x 10^4)
(30 x 10^10) / (5 x 10^5)
6 x 10^5
Sample C has a volume of 9.98 mL and a mass of 72.30 g. what is the density? use sig figs
7.2444 g/mL --> 7.24 g/mL
SI derived unit for volume
liter
convert 50 km/hr to m/s
13.889 m/s
(27 x 10^2) + (9 x 10^3)
(11.7 x 10^3)
(4 x 10^2) x (6 x 10^6)
24 x 10^8
Of the following densities, which is the most accurate to the known value of 8.90 g/mL?
A: 7.77
B: 3.28
C: 9.01
C: 9.01 has the smallest error from 8.90
ratio that compares mass to volume
What is density?
convert 82 liters to mL
82000 mL
(3.2 x 10^19) - (2.1 x 10^10)
3.1999999998 x 10^19
(9 x 10^23) / (3 x 10^24)
3 x 10^-1
your experimental value is 6.80. the accepted value is 7.99. what is your percent error?
14.89%