General, Organic, and Biological Chemistry Seventh Edition
7th Edition
ISBN: 9781305767867
Author: H. Stephan Stoker
Publisher: Cengage Learning
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Textbook Question
Chapter 2.5, Problem 1QQ
In which of the following cases is the given number correctly rounded to three significant figures?
- a. 0.01136 becomes 0.0113
- b. 32.57 becomes 32.6
- c. 1.2001 becomes 1.21
- d. no correct response
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Concentration
Trial1
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255.8
Concentration of thiosulfate solution (mM)
47.0
Concentration of hydrogen peroxide solution (mM)
110.1
Temperature of iodide solution ('C)
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Volume of iodide solution (1) used (mL)
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Volume of thiosulfate solution (5:03) used (mL)
Volume of DI water used (mL)
Volume of hydrogen peroxide solution (H₂O₂) used (mL)
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Time (s)
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Dark blue
Observations
Initial concentration of iodide in reaction (mA)
Initial concentration of thiosulfate in reaction (mA)
Initial concentration of hydrogen peroxide in reaction (mA)
Initial Rate (mA's)
Draw the condensed or line-angle structure for an alkene with the formula C5H10.
Note: Avoid selecting cis-/trans- isomers in this exercise.
Draw two additional condensed or line-angle structures for alkenes with the formula C5H10.
Record the name of the isomers in Data Table 1.
Repeat steps for 2 cyclic isomers of C5H10
Explain why the following names of the structures are incorrect.
CH2CH3
CH3-C=CH-CH2-CH3
a. 2-ethyl-2-pentene
CH3
|
CH3-CH-CH2-CH=CH2
b. 2-methyl-4-pentene
Chapter 2 Solutions
General, Organic, and Biological Chemistry Seventh Edition
Ch. 2.1 - Prob. 1QQCh. 2.1 - Preference by scientists for metric system unit...Ch. 2.2 - In which of the following pairings of metric...Ch. 2.2 - In which of the following sequences are the metric...Ch. 2.2 - Which of the following is a correct pairing of...Ch. 2.2 - Prob. 4QQCh. 2.2 - Prob. 5QQCh. 2.2 - Prob. 6QQCh. 2.2 - Prob. 7QQCh. 2.3 - Prob. 1QQ
Ch. 2.3 - Prob. 2QQCh. 2.4 - Prob. 1QQCh. 2.4 - Prob. 2QQCh. 2.4 - Prob. 3QQCh. 2.4 - Prob. 4QQCh. 2.4 - Prob. 5QQCh. 2.4 - Prob. 6QQCh. 2.5 - In which of the following cases is the given...Ch. 2.5 - When rounded to three significant figures, the...Ch. 2.5 - Prob. 3QQCh. 2.5 - Prob. 4QQCh. 2.6 - Prob. 1QQCh. 2.6 - Prob. 2QQCh. 2.6 - Prob. 3QQCh. 2.6 - Prob. 4QQCh. 2.6 - Prob. 5QQCh. 2.6 - Prob. 6QQCh. 2.7 - Prob. 1QQCh. 2.7 - Prob. 2QQCh. 2.7 - Which of the following is an incorrect conversion...Ch. 2.7 - Prob. 4QQCh. 2.8 - Prob. 1QQCh. 2.8 - Prob. 2QQCh. 2.9 - Prob. 1QQCh. 2.9 - Prob. 2QQCh. 2.9 - Prob. 3QQCh. 2.9 - What is the mass, in grams, of 30.0 mL of liquid...Ch. 2.10 - The freezing point of water is a. 0F b. 0 K c. 0C...Ch. 2.10 - Prob. 2QQCh. 2.10 - Prob. 3QQCh. 2.10 - Prob. 4QQCh. 2 - What is the main reason scientists prefer to use...Ch. 2 - List the more common types of measurements made in...Ch. 2 - Complete the following table by filling in the...Ch. 2 - Complete the following table by filling in the...Ch. 2 - Complete the following table by filling in the...Ch. 2 - Complete the following table by filling in the...Ch. 2 - Arrange each of the following from smallest to...Ch. 2 - Arrange each of the following from smallest to...Ch. 2 - Which of the two given units is the more logical...Ch. 2 - Which of the two given units is the more logical...Ch. 2 - A person is told that there are 60 minutes in an...Ch. 2 - Prob. 2.12EPCh. 2 - Indicate whether the number in each of the...Ch. 2 - Indicate whether the number in each of the...Ch. 2 - Indicate whether each of the following quantities...Ch. 2 - Indicate whether each of the following quantities...Ch. 2 - Identify the estimated digit in each of the...Ch. 2 - Identify the estimated digit in each of the...Ch. 2 - Prob. 2.19EPCh. 2 - Prob. 2.20EPCh. 2 - Indicate to what decimal position readings should...Ch. 2 - Indicate to what decimal position readings should...Ch. 2 - Consider the following rulers as instruments for...Ch. 2 - Consider the following rulers as instruments for...Ch. 2 - Using the rulers given in Problem 2-23, what is...Ch. 2 - Using the rulers given in Problem 2-23, what is...Ch. 2 - With which of the rulers in Problem 2-23 was each...Ch. 2 - With which of the rulers in Problem 2-23 was each...Ch. 2 - Determine the number of significant figures in...Ch. 2 - Determine the number of significant figures in...Ch. 2 - Determine the number of significant figures in...Ch. 2 - Determine the number of significant figures in...Ch. 2 - In which of the following pairs of numbers do both...Ch. 2 - In which of the following pairs of numbers do both...Ch. 2 - Prob. 2.35EPCh. 2 - In the pairs of numbers of Problem 2-34, tell...Ch. 2 - Prob. 2.37EPCh. 2 - Complete the following table by filling in the...Ch. 2 - Prob. 2.39EPCh. 2 - The number of people present at an outdoor rock...Ch. 2 - Round off each of the following numbers to the...Ch. 2 - Round off each of the following numbers to the...Ch. 2 - Prob. 2.43EPCh. 2 - Round off (or add zeros) to each of the following...Ch. 2 - Complete the following table by filling in the...Ch. 2 - Complete the following table by filling in the...Ch. 2 - Without actually solving, indicate the number of...Ch. 2 - Without actually solving, indicate the number of...Ch. 2 - Prob. 2.49EPCh. 2 - Carry out the following multiplications and...Ch. 2 - Carry out the following additions and...Ch. 2 - Carry out the following additions and...Ch. 2 - What is the uncertainty in the measured value...Ch. 2 - What is the uncertainty in the measured value...Ch. 2 - For each of the following numbers, will the...Ch. 2 - For each of the following numbers, will the...Ch. 2 - Prob. 2.57EPCh. 2 - Prob. 2.58EPCh. 2 - Prob. 2.59EPCh. 2 - For each of the numbers in Problem 2-56, how many...Ch. 2 - Express the following measured values in...Ch. 2 - Express the following measured values in...Ch. 2 - Change each of the following measured values from...Ch. 2 - Change each of the following measured values from...Ch. 2 - Prob. 2.65EPCh. 2 - Prob. 2.66EPCh. 2 - What is the uncertainty, in terms of a power of...Ch. 2 - What is the uncertainty, in terms of a power of...Ch. 2 - Write each of the following numbers in scientific...Ch. 2 - Write each of the following numbers in scientific...Ch. 2 - Give the two forms of the conversion factor that...Ch. 2 - Give the two forms of the conversion factor that...Ch. 2 - Give the two forms of the conversion factor that...Ch. 2 - Give the two forms of the conversion factor that...Ch. 2 - Prob. 2.75EPCh. 2 - Indicate whether each of the following equations...Ch. 2 - Using dimensional analysis, convert each of the...Ch. 2 - Using dimensional analysis, convert each of the...Ch. 2 - The human stomach produces approximately 2500 mL...Ch. 2 - A typical loss of water through sweating for a...Ch. 2 - The mass of premature babies is customarily...Ch. 2 - The smallest bone in the human body, which is in...Ch. 2 - What volume of water, in gallons, would be...Ch. 2 - What volume of gasoline, in milliliters, would be...Ch. 2 - An individual weighs 83.2 kg and is 1.92 m tall....Ch. 2 - An individual weighs 135 lb and is 5 ft 4 in....Ch. 2 - Prob. 2.87EPCh. 2 - Prob. 2.88EPCh. 2 - Prob. 2.89EPCh. 2 - When each of the following measurements of mass is...Ch. 2 - A sample of mercury is found to have a mass of...Ch. 2 - A sample of sand is found to have a mass of 12.0 g...Ch. 2 - Acetone, the solvent in nail polish remover, has a...Ch. 2 - Silver metal has a density of 10.40 g/cm3. What is...Ch. 2 - The density of homogenized milk is 1.03 g/mL. How...Ch. 2 - Nickel metal has a density of 8.90 g/cm3. How much...Ch. 2 - Water has a density of 1.0 g/cm3 at room...Ch. 2 - Air has a density of 1.29 g/L at room temperature....Ch. 2 - Prob. 2.99EPCh. 2 - A two-gram sample of a red-colored liquid is found...Ch. 2 - Calculate the volume, in milliliters, for each of...Ch. 2 - Calculate the volume, in milliliters, for each of...Ch. 2 - An oven for baking pizza operates at approximately...Ch. 2 - A comfortable temperature for bathtub water is...Ch. 2 - Mercury freezes at 38.9C. What is the coldest...Ch. 2 - Prob. 2.106EPCh. 2 - Prob. 2.107EPCh. 2 - Which is the higher temperature, 15C or 4F?
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