 Chapter 2.1: Why is it important to report units with scientific measurements?
 Chapter 2.2: Why are the number of digits reported in scientific measurements im...
 Chapter 2.3: Why is scientific notation useful?
 Chapter 2.4: If a measured quantity is written correctly, which digits are certa...
 Chapter 2.5: Explain when zeros count as significant digits and when they do not
 Chapter 2.6: How many significant digits are there in exact numbers? What kinds ...
 Chapter 2.7: What limits the number of significant digits in a calculation invol...
 Chapter 2.8: What limits the number of significant digits in a calculation invol...
 Chapter 2.9: How are significant figures determined in calculations involving bo...
 Chapter 2.10: . What are the rules for rounding numbers?
 Chapter 2.11: What are the basic SI units of length, mass, and time?
 Chapter 2.12: . List the common units of volume
 Chapter 2.13: Suppose you are trying to measure the diameter of a Frisbee. What u...
 Chapter 2.14: What is the difference between mass and weight?
 Chapter 2.15: Obtain a metric ruler and measure these objects tothe correct numbe...
 Chapter 2.16: Obtain a stopwatch and measure each time to thecorrect number of si...
 Chapter 2.17: Explain why units are important in calculations.
 Chapter 2.18: How are units treated in a calculation?
 Chapter 2.19: What is a conversion factor?
 Chapter 2.20: Why is the fundamental value of a quantity not changed when the qua...
 Chapter 2.21: Write the conversion factor that converts a measurementin inches to...
 Chapter 2.22: Write conversion factors for each:(a) miles to kilometers(b) kilome...
 Chapter 2.23: This book outlines a fourstep problemsolving strategy. Describe e...
 Chapter 2.24: Experienced problem solvers always consider both the value and unit...
 Chapter 2.25: Draw a solution map to convert a measurement in grams to pounds
 Chapter 2.26: Draw a solution map to convert a measurement in milliliters to gall...
 Chapter 2.27: Draw a solution map to convert a measurement in meters to feet
 Chapter 2.28: Draw a solution map to convert a measurement inounces to grams. (11...
 Chapter 2.29: What is density? Explain why density can work as a conversion facto...
 Chapter 2.30: Explain how you would calculate the density of a substance. Include...
 Chapter 2.31: SCIENTIFIC NOTATION : Express each number in scientific notation.(a...
 Chapter 2.32: Express each number in scientific notation.(a) 6,796,000,000 (popul...
 Chapter 2.33: Express each number in scientific notation.(a) 0.00000000007461 m (...
 Chapter 2.34: Express each number in scientific notation.(a) 0.000000001 s (time ...
 Chapter 2.35: 5. Express each number in decimal notation (i.e., expressthe number...
 Chapter 2.36: Express each number in decimal notation (i.e., expressthe number wi...
 Chapter 2.37: . Express each number in decimal notation (i.e., expressthe number ...
 Chapter 2.38: Express each number in decimal notation. (i.e., express the number...
 Chapter 2.39: Complete the table. Decimal Notation Scientific Notation2,000,000,0...
 Chapter 2.40: Complete the table. Decimal Notation Scientific Notation______ 4.2 ...
 Chapter 2.41: SIGNIFICANT FIGURES: Read each instrument to the correct number of ...
 Chapter 2.42: Read each instrument to the correct number of significant figures. ...
 Chapter 2.43: For each measured quantity, underline the zeros thatare significant...
 Chapter 2.44: For each measured quantity, underline the zeros thatare significant...
 Chapter 2.45: How many significant figures are in each measuredquantity?(a) 0.001...
 Chapter 2.46: How many significant figures are in each measuredquantity?(a) 13001...
 Chapter 2.47: Determine whether each of the entries in the table iscorrect. Corre...
 Chapter 2.48: Determine whether each of the entries in the table iscorrect. Corre...
 Chapter 2.49: ROUNDING : Round each number to four significant figures.(a) 255.98...
 Chapter 2.50: Round each number to three significant figures.(a) 10,776.522(b) 4....
 Chapter 2.51: Round each number to two significant figures.(a) 2.34(b) 2.35(c) 2....
 Chapter 2.52: Round each number to three significant figures.(a) 65.74(b) 65.749(...
 Chapter 2.53: Each number was supposed to be rounded to threesignificant figures....
 Chapter 2.54: . Each number was supposed to be rounded to twosignificant figures....
 Chapter 2.55: Round the number on the left to the number of significantfigures in...
 Chapter 2.56: Round the number on the left to the number of significantfigures in...
 Chapter 2.57: SIGNIFICANT FIGURES IN CALCULATIONS : Perform each calculation to t...
 Chapter 2.58: Perform each calculation to the correct number of significantfigure...
 Chapter 2.59: Determine whether the answer to each calculationhas the correct num...
 Chapter 2.60: Determine whether the answer to each calculationhas the correct num...
 Chapter 2.61: Perform each calculation to the correct number of significantfigure...
 Chapter 2.62: Perform each calculation to the correct number of significantfigure...
 Chapter 2.63: Determine whether the answer to each calculationhas the correct num...
 Chapter 2.64: Determine whether the answer to each calculationhas the correct num...
 Chapter 2.65: Perform each calculation to the correct number of significantfigure...
 Chapter 2.66: Perform each calculation to the correct number of significantfigure...
 Chapter 2.67: Determine whether the answer to each calculationhas the correct num...
 Chapter 2.68: Determine whether the answer to each calculationhas the correct num...
 Chapter 2.69: UNIT CONVERSION : Perform each conversion within the metric system....
 Chapter 2.70: Perform each conversion within the metric system.(a) 155.5 cm to me...
 Chapter 2.71: Perform each conversion within the metric system.(a) 5.88 dL to lit...
 Chapter 2.72: Perform each conversion within the metric system.(a) 1.08 Mm to kil...
 Chapter 2.73: Perform each conversion between the English andmetric systems.(a) 2...
 Chapter 2.74: Perform each conversion between the English andmetric systems.(a) 7...
 Chapter 2.75: Perform each conversion between the metric andEnglish systems.(a) 4...
 Chapter 2.76: Perform each conversion between the metric andEnglish systems.(a) 2...
 Chapter 2.77: Complete the table: m km Mm Gm Tm5.08 * 108m ______ 508 Mm ______ _...
 Chapter 2.78: Complete the table: 1.31 * 104 s ______ 131 ms ______ ____________...
 Chapter 2.79: Convert to each unit:(a) kg(b) Mg(c) mg(d) metric tons (1 metric to...
 Chapter 2.80: 80. Convert to each unit.(a) mg(b) cg(c) ng(d) mg
 Chapter 2.81: . A student loses 3.3 lb in one month. How many grams did he lose?
 Chapter 2.82: A student gains 1.9 lb in two weeks. How many grams did he gain?
 Chapter 2.83: . A runner wants to run 10.0 km. She knows that herrunning pace is ...
 Chapter 2.84: A cyclist rides at an average speed of 24 mi/h. If she wants to bik...
 Chapter 2.85: A recipe calls for 5.0 qt of milk. What is this quantity in cubic c...
 Chapter 2.86: A gas can holds 2.0 gal of gasoline. What is this quantity in cubic...
 Chapter 2.87: UNITS RAISED TO A POWER : Fill in the blanks.(a) 1.0 km2 = m2(b) 1....
 Chapter 2.88: Fill in the blanks.(a) 1.0 ft = ______ in.(b)1.0 yd = _____ ft(c) 1...
 Chapter 2.89: The hydrogen atom has a volume of approximately. What is this volum...
 Chapter 2.90: Earth has a surface area of 197 million square miles.What is its ar...
 Chapter 2.91: A modestsized house has an area of 215 m2. What isits area in each...
 Chapter 2.92: 2. A classroom has a volume of 285 m3. What is its volumein each un...
 Chapter 2.93: Total U.S. farmland occupies 954 million acres. Howmany square mile...
 Chapter 2.94: The average U.S. farm occupies 435 acres. How manysquare miles is t...
 Chapter 2.95: DENSITY: A sample of an unknown metal has a mass of 35.4 gand a vol...
 Chapter 2.96: A new penny has a mass of 2.49 g and a volume of0.349 cm3. Is the p...
 Chapter 2.97: Glycerol is a syrupy liquid often used in cosmetics and soaps. A 2....
 Chapter 2.98: An aluminum engine block has a volume of 4.77 L and a mass of 12.88...
 Chapter 2.99: A supposedly gold tooth crown is tested to determine its density. I...
 Chapter 2.100: A vase is said to be solid platinum. It displaces 18.65 mL of water...
 Chapter 2.101: Ethylene glycol (antifreeze) has a density of 1.11 g/cm3 . (a) What...
 Chapter 2.102: Acetone (fingernailpolish remover) has a density of 0.7857 g/cm3 ....
 Chapter 2.103: A thief uses a bag of sand to replace a gold statue that sits on a ...
 Chapter 2.104: One of the particles that composes an atom is the proton. A proton ...
 Chapter 2.105: A block of metal has a volume of 13.4 in.3 and weighs 5.14 lb. What...
 Chapter 2.106: A log is either oak or pine. It displaces 2.7 gal of water and weig...
 Chapter 2.107: The density of aluminum is 2.7 g/cm3 . What is its density in kilog...
 Chapter 2.108: The density of platinum is 21.4 g/cm3 . What is its density in poun...
 Chapter 2.109: A typical backyard swimming pool holds 150 yd3 of water. What is th...
 Chapter 2.110: An iceberg has a volume of 8975 ft3 . What is the mass in kilograms...
 Chapter 2.111: The mass of fuel in an airplane must be carefully accounted for bef...
 Chapter 2.112: A backpacker carries 2.5 L of white gas as fuel for her stove. How ...
 Chapter 2.113: Honda produces a hybrid electric car called the Honda Insight. The ...
 Chapter 2.114: You rent a car in Germany with a gas mileage rating of 12.8 km/L. W...
 Chapter 2.115: A car has a mileage rating of 38 miles per gallon of gasoline. How ...
 Chapter 2.116: A hybrid SUV consumes fuel at a rate of 12.8 km/L. How many miles c...
 Chapter 2.117: Block A of an unknown metal has a volume of 125 cm3 . Block B of a ...
 Chapter 2.118: Block A of an unknown metal has a volume of 125 cm3 . Block B of a ...
 Chapter 2.119: The masses and volumes of two cylinders are measured. The mass of c...
 Chapter 2.120: A bag contains a mixture of copper and lead BBs. The average densit...
 Chapter 2.121: In 1999, NASA lost a $94 million orbiter because one group of engin...
 Chapter 2.122: A NASA satellite showed that in 2009 the ozone hole over Antarctica...
 Chapter 2.123: In 1999, scientists discovered a new class of black holes with mass...
 Chapter 2.124: A titanium bicycle frame contains the same amount of titanium as a ...
Solutions for Chapter Chapter 2: Measurement and Problem Solving
Full solutions for Introductory Chemistry  4th Edition
ISBN: 9780321687937
Solutions for Chapter Chapter 2: Measurement and Problem Solving
Get Full SolutionsSince 124 problems in chapter Chapter 2: Measurement and Problem Solving have been answered, more than 19049 students have viewed full stepbystep solutions from this chapter. Chapter Chapter 2: Measurement and Problem Solving includes 124 full stepbystep solutions. This textbook survival guide was created for the textbook: Introductory Chemistry, edition: 4. This expansive textbook survival guide covers the following chapters and their solutions. Introductory Chemistry was written by and is associated to the ISBN: 9780321687937.

azide synthesis
A method for preparing primary amines that avoids the formation of secondary and tertiary amines.

band
An array of closely spaced molecular orbitals occupying a discrete range of energy. (Section 12.4)

BornHaber cycle.
The cycle that relates lattice energies of ionic compounds to ionization energies, electron affinities, heats of sublimation and formation, and bond enthalpies. (9.3)

branched polymer
A polymer that contains a large number of branches connected to the main chain of the polymer.

complex lipid
A lipid that readily undergoes hydrolysis in aqueous acid or base to produce smaller fragments.

Cope rearrangement
A [3,3] sigmatropic rearrangement in which all six atoms of the cyclic transition state are carbon atoms.

curie
A measure of radioactivity: 1 curie = 3.7 * 1010 nuclear disintegrations per second. (Section 21.4)

cycloalkane
An alkane whose structure contains a ring.

dehydrohalogenation
An elimination reaction involving the loss of H and a halogen (such as Cl, Br, or I).

enthalpy of formation
The enthalpy change that accompanies the formation of a substance from the most stable forms of its component elements. (Section 5.7)

glass
An amorphous solid formed by fusion of SiO2, CaO, and Na2O. Other oxides may also be used to form glasses with differing characteristics. (Section 22.10)

Heat of combustion (DH0 )
Standard heat of combustion is the heat released when one mole of a substance in its standard state (gas, liquid, solid) is oxidized completely to carbon dioxide and water.

isomers
Compounds whose molecules have the same overall composition but different structures. (Sections 2.9 and 23.4)

lipid
A nonpolar molecule derived from glycerol and fatty acids that is used by organisms for longterm energy storage. (Section 24.9)

Lowresolution mass spectrometry
Instrumentation that is capable of separating only ions that differ in mass by 1 or more amu.

nitrous acid
A compound with molecular formula HONO.

nonpolar covalent bond
A covalent bond in which the electrons are shared equally. (Section 8.4) normal boiling point The boiling point at 1 atm pressure. (Section 11.5)

Nuclear magnetic resonance (NMR) spectroscopy
A spectroscopic technique that gives information about the number and types of atoms in a molecule, for example, hydrogens (1 H!NMR) and carbons (13C!NMR)

pascal (Pa)
The SI unit of pressure: 1 Pa = 1 N >m2 . (Section 10.2)

Phospholipid
A lipid containing glycerol esterifi ed with two molecules of fatty acid and one molecule of phosphoric acid.