Concept explainers
(a)
Interpretation:
The quantity
(a)
Answer to Problem 19PE
The quantity
Explanation of Solution
The given quantity is
Centimeters is converted into meters using the conversion factor,
The quantity
The quantity
(b)
Interpretation:
The quantity
(b)
Answer to Problem 19PE
The quantity
Explanation of Solution
The given quantity is
Meters is converted into kilometers using the conversion factor,
The quantity
The quantity
(c)
Interpretation:
The quantity
(c)
Answer to Problem 19PE
The quantity
Explanation of Solution
The given quantity is
Centimeters is converted into millimeters using the conversion factor,
The quantity
The quantity
(d)
Interpretation:
The quantity
(d)
Answer to Problem 19PE
The quantity
Explanation of Solution
The given quantity is
Grams is converted into milligrams using the conversion factor,
The quantity
The quantity
(e)
Interpretation:
The quantity
(e)
Answer to Problem 19PE
The quantity
Explanation of Solution
The given quantity is
Milligrams is converted into kilograms using the conversion factor,
The quantity
The quantity
(f)
Interpretation:
The quantity
(f)
Answer to Problem 19PE
The quantity
Explanation of Solution
The given quantity is
Grams is converted into kilograms using the conversion factor,
The quantity
The quantity
(g)
Interpretation:
The quantity
(g)
Answer to Problem 19PE
The quantity
Explanation of Solution
The given quantity is
Milliliters is converted into liters using the conversion factor,
The quantity
The quantity
(h)
Interpretation:
The quantity
(h)
Answer to Problem 19PE
The quantity
Explanation of Solution
The given quantity is
Liters is converted into microliters using the conversion factor,
The quantity
The quantity
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Chapter 2 Solutions
FOUND.OF COLLEGE CHEMISTRY
- Which of the following include exact numbers?(a) The speed of light in a vacuum is a physical constant; to six significant figures, it is 2.99792×108 m/s.(b) The density of mercury at 25°C is 13.53 g/mL.(c) There are 3600 s in 1 h.(d) In 2010, the United States had 50 states.arrow_forwardHow many significant figures are there in each of the following measurements? (a) 4.380 x 10-8 m = (b) 9.100 x 10 4 cm = (c) 5.10 x 10-7 m =arrow_forward(a) How many picometers are there in 1 m? (b) Express6.0 * 103 m using a prefix to replace the power of ten.(c) Use exponential notation to express 4.22 mg in grams.(d) Use decimal notation to express 4.22 mg in grams.arrow_forward
- Which of the following include exact numbers?(a) The speed of light in a vacuum is a physical constant; to six significant figures, it is 2.99792X10⁸m/s.(b) The density of mercury at 25°C is 13.53 g/mL.(c) There are 3600 s in 1 h.(d) In 2003, the United States had 50 states.arrow_forwardWrite the conversion factor(s) for (a) in2 to m2 (b) km2 to cm2 (c) mi/h to m/s (d) lb/ft3 to g/cm3arrow_forwardWhich of the following include exact numbers? (a) The speed of light in a vacuum is a physical constant; to six significant figures, it is 2.99792x108 m/s. (b) The density of mercury at 25oC is 13.53 g/mL. (c) There are 3600 s in 1 h. (d) In 2012, the United States had 50 states.arrow_forward
- When elemental iron corrodes it combines with oxygen in the air to ultimately form red brown iron(III) oxide which we call rust. (a) If a shiny iron nail with an initial mass of 23.2 g is weighed after being coated in a layer ofrust, would you expect the mass to have increased, decreased, or remained the same? Explain. (b) If the mass of the iron nail increases to 24.1 g, what mass of oxygen combined with the iron?arrow_forwardCarry out the following conversions: (a) 32.4 yd to centimeters, (b) 3.0 × 1010 cm/s to ft/s, (c) 1.42 light-years to miles (a light-year is an astronomical measure of distance—the distance traveled by light in a year, or365 days; the speed of light is 3.00 × 108m/s).arrow_forwardCarry out the following conversions: (a) 22.6 m to decimeters, (b) 25.4 mg to kilograms, (c) 556 mL to liters, (d) 10.6 kg/m3 to g/cm3.arrow_forward
- (a) Three spheres of equal size are composed of aluminum(density = 2.70 g/cm3), silver (1density = 10.49 g/cm3),and nickel (density = 8.90 g/cm3). List the spheres fromlightest to heaviest. (b) Three cubes of equal mass arecomposed of gold (density = 19.32 g/cm3), plat inum(density = 21.45 g/cm3), and lead(density = 11.35 g/cm3).List the cubes from smallest to largest.arrow_forwardWrite the conversion factor(s) for(a) in² to m²(b) km² to cm²(c) mi/h to m/s(d) lb/ft³to g/cmarrow_forwardPerform each of the following conversions. (a) 8.43 cm to millimeters (b) 2.41 x 10 cm to meters (c) 294.5 nm to centimeters (d) 1.445 x 10* m to kilometers (e) 235.3 m to millimeters (f) 903.3 nm to micrometers (a) How many kilograms are in 1 teragram? (b) How many nanometers are in 6.50 x 10² terameters? (c) How many kilograms are in 25 femtograms? (d) How many liters are in 8.0 cubic decimeters? (e) How many microliters are in 1 milliliter? (f) How many picograms are in 1 microgram? The density of Venus is similor to that of Farth The mass of Vlenuarrow_forward
- Chemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage Learning