Practice Problems How many significant figures are in each of the measurements? Na a. 125 ft d.
4\times 10^(4)kg
b. 0.0251 L
q,
g.
2.8498\times 10^(-3)g
c. 153.50 qt
◻
e. 10.0 km f. 0.0620 in h. 30.0240 pt i. 0.1536 oz Round off the given quantity 96.725 to the number of significant figures indicated. One Two
◻
Three Four 3. Perform the following calculations and report the answer to the correct number of significant figures and give proper units:
(0.23(m)\times 281(m)\times 0.0204(m))/(0.012(m)\times 17.102(m))=
(3.1\times 10^(3)(cm)\times 0.00304(cm)\times 6.132(cm))/(0.0321(cm)\times 2.5(cm)\times 100(cm))=
Perform the following calculations and report the answer to the correct number of significant figures and give proper units: a.
12.4m-0.51m=
q,
b.
238ft-3.15ft=
q,
c.
123.624in 20.3412in 0.124in 0.0014in=
q,
Perform the following calculations and report the answer to the correct number of significant figures and give proper units: a.
12.4m-0.51m=
q,
b.
238ft-3.15ft=
q,
c.
123.624m 20.3412m 0.124m 0.0014m=
q,
Convert a temperature of 1413 Celsius to the temperature in Fahrenheit and Kelvin. Convert a temperature of 98.6 Fahrenheit to the temperature in Celsius and Kelvin. The density of a metal is
10.50((g))/(cm^(3))
. What is the mass (in kg ) of
125cm^(3)
of the metal? The density of a metal is
10.50((g))/(m^(3))
. What is the volume
(incm^(3))
of 7.55 kg of the metal?e) 925 g
q,
mg
◻
ng
q,
b f) 3245 ft
◻
cm
◻
km
◻
mile g) 65.2 L
◻
cm^(3)
◻
◻
gal h)
5.65ft^(3)
◻
yd^(3)
◻
cm^(3)
◻
mm^(3)
i) 215 mL
◻
m^(3)
◻
mm^(3)
◻
ft^(3)
j) 645 L
◻
cm^(3)
q,
gal
q,
pt k) 239 mL
◻
cm^(3)
◻
L
◻
1.25 L
q,
cm^(9)
◻
dm^(3)
◻
t m) 0.0645 kg
q,
g
◻
Mg
◻
Ib Convert 125 ounces per cubic foot (oz/t
^(3)
) to centigrams per cubic millimeter (og/mm
^(3)
).