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
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Liters is converted into microliters using the conversion factor,
The quantity
The quantity
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Chapter 2 Solutions
EBK FOUNDATIONS OF COLLEGE CHEMISTRY
- Convert the following quantities into SI units with the correct number of significant figures. (a) 5.4 in (b) 66.31 lb (c) 0.5521 gal (d) 65 mi/harrow_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 2.99792×108 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
- Make the following conversions using the correct number of significant figures: (a) 35.6 m to ft (d) 95 lb to g (b) 16.5 km to mi (e) 20.0 gal to L (c) 4.5 in.^3 to mm^3 (f) 4.5 * 10^4 ft^3 to m^3arrow_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_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 2.99792X10⁸m/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_forward
- Write 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_forwardWhen 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_forward
- Make the conversion indicated in each of the following:(a) the length of a soccer field, 120 m (three significant figures), to feet(b) the height of Mt. Kilimanjaro, at 19,565 ft the highest mountain in Africa, to kilometers(c) the area of an 8.5 × 11-inch sheet of paper in cm2(d) the displacement volume of an automobile engine, 161 in.3, to liters(e) the estimated mass of the atmosphere, 5.6 × 1015 tons, to kilograms(f) the mass of a bushel of rye, 32.0 lb, to kilograms(g) the mass of a 5.00-grain aspirin tablet to milligrams (1 grain = 0.00229 oz)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_forwardMake the following conversions using the correct number of significant figures (a) 95 lb to g (b) 20.0 gal to L (c) 4.5 * 104 ft3 to m3arrow_forward
- Chemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage Learning