CHEMISTRY 1406 >CUSTOM PACKAGE<
18th Edition
ISBN: 9781323745717
Author: Central Texas
Publisher: PEARSON C
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 3, Problem 1CI
Gold, one of the most sought-after metals in the world, has a density Of 19.3 g/cm3, a melting point of 1064 °C, and a specific heat of 0.129 J/g °C. A gold nugget found in Alaska 1998 weighed 20.17 1b. (2.4, 2.6, 2.7, 3.3, 3.5)
Gold nuggets, also called native gold, can be found in streams and mines.
a. How many significant figures are in the measurement of the weight of the nugget?
b. Which is the mass of the nugget in kilograms?
c. If the nugget were pure gold, what would its volume be in cubic centimeters?
d. What is the melting point of gold in degrees Fahrenheit and kelvins?
e. HOW many kilocalories are required to raise the temperature of the nugget from 500. °C to 1064 °C?
f. If the price of gold is $42.06 per gram, what is the nugget worth in dollars?
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
Mr. Naresh works in a multinational company. He is stressed due to his hectic schedule. Mr. Amit, his friend, comes to know that he has started taking sleeping pills without consulting the doctor. Mr. Amit requests ‘ Naresh to stop this practice and takes him to a Yoga centre. With regular Yoga sessions, Mr. Naresh is now a happy and relaxed man. ‘
After reading the above passage, answer the following questions:
(i) Write the values shown by Mr. Amit.
(ii) Which class of drugs is used in sleeping pills?
(iii) Why is it not advisable to take sleeping pills without consultation with the doctor?
A marshmallow is burned in a soda can calorimeter, and heats up 0.255 kg of water by 12.9°C. The calorimeter was calibrated and had a calorimetry constant of 8.50 kcal/kg･°C. Given that carbohydrates contain 4.00 kcal/g, calculate the mass in g of the sugar contained in the marshmallow. Assume that the marshmallow contains no fat or protein.
Calcium citrate; MM=498.46 g/mol, a common preservative, has a Ksp of 1.12 x 10^-15 at 25°C.
Chapter 3 Solutions
CHEMISTRY 1406 >CUSTOM PACKAGE<
Ch. 3.1 - Prob. 3.1PPCh. 3.1 - Prob. 3.2PPCh. 3.1 - Classify each of the following as a pure substance...Ch. 3.1 - Classify each of the following as a pure substance...Ch. 3.1 - Prob. 3.5PPCh. 3.1 - Prob. 3.6PPCh. 3.2 - Indicate whether each of the following describes a...Ch. 3.2 - Indicate whether each of the following describes a...Ch. 3.2 - Describe each of the following as a physical or...Ch. 3.2 - Describe each of the following as a physical or...
Ch. 3.2 - Prob. 3.11PPCh. 3.2 - What type of change, physical or chemical, takes...Ch. 3.2 - Describe each property of the element fluorine as...Ch. 3.2 - Describe each property of the element zirconium as...Ch. 3.3 - Prob. 3.15PPCh. 3.3 - Prob. 3.16PPCh. 3.3 - Prob. 3.17PPCh. 3.3 - Calculate the unknown temperature in each of the...Ch. 3.3 - Prob. 3.19PPCh. 3.3 - a. Water is heated to 145 °F. What is the...Ch. 3.4 - Discuss the changes in the potential and kinetic...Ch. 3.4 - Prob. 3.22PPCh. 3.4 - Indicate whether each of the following statements...Ch. 3.4 - Prob. 3.24PPCh. 3.4 - Convert each of the following energy units: a....Ch. 3.4 - Prob. 3.26PPCh. 3.4 - The energy needed to keep a 75-wattlight bulb...Ch. 3.4 - Prob. 3.28PPCh. 3.5 - Calculate the kilocalories for each of the...Ch. 3.5 - Calculate the kilocalories for each of the...Ch. 3.5 - Using the energy values for foods (see TABLE3.7),...Ch. 3.5 - Using the energy values for foods (see TABLE3.7),...Ch. 3.5 - Prob. 3.33PPCh. 3.5 - Prob. 3.34PPCh. 3.5 - Prob. 3.35PPCh. 3.5 - Prob. 3.36PPCh. 3.6 - If the same amount of heat is supplied to samples...Ch. 3.6 - Substances A and B are the same mass and at the...Ch. 3.6 - Use the heat equation to calculate the energy for...Ch. 3.6 - Use the heat equation to calculate the energy for...Ch. 3.6 - Use the heat equation to calculate the energy, in...Ch. 3.6 - Use the heat equation to calculate the energy, in...Ch. 3.7 - Identify each of the following changes of state as...Ch. 3.7 - Identify each of the following changes of state as...Ch. 3.7 - Calculate the heat change at 0 °C for each of the...Ch. 3.7 - Prob. 3.46PPCh. 3.7 - Identify each of the following changes of state as...Ch. 3.7 - Identify each of the following changes of state as...Ch. 3.7 - Prob. 3.49PPCh. 3.7 - 3.50 Calculate the heat change at 100 °C for each...Ch. 3.7 - Prob. 3.51PPCh. 3.7 - Prob. 3.53PPCh. 3.7 - Prob. 3.54PPCh. 3.7 - Prob. 3.55PPCh. 3.7 - Prob. 3.56PPCh. 3.7 - Prob. 3.57PPCh. 3.7 - Prob. 3.58PPCh. 3 - Prob. 3.59UTCCh. 3 - Prob. 3.60UTCCh. 3 - Prob. 3.61UTCCh. 3 - Prob. 3.62UTCCh. 3 - Prob. 3.63UTCCh. 3 - Prob. 3.64UTCCh. 3 - Prob. 3.65UTCCh. 3 - Prob. 3.66UTCCh. 3 - Calculate the energy to heat two cubes (gold and...Ch. 3 - Calculate the energy to heat two cubes (silver and...Ch. 3 - Prob. 3.69UTCCh. 3 - Prob. 3.70UTCCh. 3 - Prob. 3.71APPCh. 3 - Prob. 3.72APPCh. 3 - Prob. 3.73APPCh. 3 - Prob. 3.74APPCh. 3 - Prob. 3.75APPCh. 3 - Prob. 3.76APPCh. 3 - Prob. 3.77APPCh. 3 - Prob. 3.78APPCh. 3 - Prob. 3.79APPCh. 3 - Prob. 3.80APPCh. 3 - Prob. 3.81APPCh. 3 - Calculate each of the following temperatures in...Ch. 3 - What is 15 °F in degrees Celsius and in kelvins?...Ch. 3 - Prob. 3.84APPCh. 3 - A 0.50-g sample of vegetable oil is placed in a...Ch. 3 - A 1.3-g sample of rice is placed in a calorimeter....Ch. 3 - On a hot day, the beach sand gets hot but the...Ch. 3 - On a hot sunny day, you get out of the swimming...Ch. 3 - Prob. 3.89APPCh. 3 - Prob. 3.90APPCh. 3 - The melting point of dibromomethane is 53 °C and...Ch. 3 - Prob. 3.92APPCh. 3 - Prob. 3.93APPCh. 3 - Prob. 3.94APPCh. 3 - Prob. 3.95APPCh. 3 - Prob. 3.96APPCh. 3 - Prob. 3.97CPCh. 3 - A 45-g piece of ice at 0.0 °C is added to a sample...Ch. 3 - Prob. 3.99CPCh. 3 - Prob. 3.100CPCh. 3 - Prob. 3.101CPCh. 3 - A 115-g sample of steam at 100 °C is emitted from...Ch. 3 - Prob. 3.103CPCh. 3 - 3.104 A 125-g piece of metal is heated to 288 °C...Ch. 3 - A metal is thought to be titanium or aluminum....Ch. 3 - 3.106 A metal is thought to be copper or gold....Ch. 3 - Gold, one of the most sought-after metals in the...Ch. 3 - The mileage for a motorcycle with a fuel-tank...Ch. 3 - Answer the following for water samples A and B...Ch. 3 - Prob. 4CICh. 3 - Prob. 5CICh. 3 - Prob. 6CI
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- A piece of parmesan cheese is burned in a soda can calorimeter, and heats up 0.235 kg of water by 2.85 °C. The calorimeter was calibrated and had a calorimetry constant of 8.50 kcal/kg･°C. Given that protein contains 4.00 kcal/g, calculate the mass in g of the protein contained in the parmesan. Assume that the cheese is composed primarily of protein.arrow_forwardwhich has more calories : table sugar or aspartame ? what does synthetic gas (water gas) consist of ?arrow_forwardIn a survey of 1000 large corporations, 250 said that, given a choice between a job candidate who smokes and an equally qualified nonsmoker, the nonsmoker would get the job (USA Today).(a) Let p represent the proportion of all corporations preferring a nonsmoking candidate. Find a point estimate for p.(b) Find a 0.95 confidence interval for p.(c) As a news writer, how would you report the survey results regarding the proportion of corporations that hire the equally qualified nonsmoker? What is the margin of error based on a 95% confidence interval?arrow_forward
- When a 0.69-g sample of olive oil is burned in a calorimeter, the heat released increases the temperature of 390 g of water from 22.7∘C to 35.3 ∘C.What is the energy value for the olive oil in kcal/g?arrow_forwardThe plastic known as PETE (polyethyleneterephthalate) is used to make plastic soft drink bottles and containers for salad dressing, shampoos, and dishwashing liquids. PETE is a polymer of terephthalic acid and ethylene glycol. Today, PETE is the most widely recycled of all the plastics. After it is separated from other plastics, PETE can be used in polyester fabric, door mats, and tennis ball containers. In 2015, 1.84×109 lb1.84×109 lb of PETE bottles were recycled in the U.S. The density of PETE is 1.38 g/mLg/mL. What volume, in liters, of PETE bottles were recycled in 2015 in the U.S.? Express your answer to three significant figures.arrow_forwardThe plastic known as PETE (polyethyleneterephthalate) is used to make plastic soft drink bottles and containers for salad dressing, shampoos, and dishwashing liquids. PETE is a polymer of terephthalic acid and ethylene glycol. Today, PETE is the most widely recycled of all the plastics. After it is separated from other plastics, PETE can be used in polyester fabric, door mats, and tennis ball containers. In 2015, 1.84×109 lb1.84×109 lb of PETE bottles were recycled in the U.S. The density of PETE is 1.38 g/mLg/mL. Suppose a landfill holds 2.6×107 L2.6×107 L of recycled PETE. If all the PETE bottles recycled in 2015 in the U.S. were placed instead in landfills, how many landfills would be needed? Express your answer as an integer.arrow_forward
- The plastic known as PETE (polyethyleneterephthalate) is used to make plastic soft drink bottles and containers for salad dressing, shampoos, and dishwashing liquids. PETE is a polymer of terephthalic acid and ethylene glycol. Today, PETE is the most widely recycled of all the plastics. After it is separated from other plastics, PETE can be used in polyester fabric, door mats, and tennis ball containers. In 2015, 1.84×109 lb1.84×109 lb of PETE bottles were recycled in the U.S. The density of PETE is 1.38 g/mLg/mL. How many kilograms of PETE bottles were recycled in 2015 in the U.S.? Express your answer to three significant figures.arrow_forwardThe plastic known as PETE (polyethyleneterephthalate) is used to make plastic soft drink bottles and containers for salad dressing, shampoos, and dishwashing liquids. PETE is a polymer of terephthalic acid and ethylene glycol. Today, PETE is the most widely recycled of all the plastics. After it is separated from other plastics, PETE can be used in polyester fabric, door mats, and tennis ball containers. In 2015, 1.84×109 lb1.84×109 lb of PETE bottles were recycled in the U.S. The density of PETE is 1.38 g/mLg/mL. If 2.74×109 kg2.74×109 kg of PETE bottles were sold in 2015, what percentage of those bottles were recycled? Express your answer to three significant figures.arrow_forwardA pharmacist needs 20 g of an ointment that has 2% (w/w) antibiotic. If she has an ointment that is 5% (w/w) antibiotic and another that contains 1% (w/w) antibiotic, how many grams of each must b3 mixed to make the 20 g of 2% ointment?arrow_forward
- Calculate the Ka of X in chloroform. Answèr in 4 significant figures.arrow_forwardWhich element in the periodic table has an specific heat of 0.099 with the lowest percentage errorarrow_forwardan important flavor component of vanilla extract is vanillin C8H8O3 molar mass = 152.15 g/mol when vanillin burns in a bomb calorimeter with a heat capacity of 8.60 kJ/°C the temp increases from 25.97°C to 31.18°C. if the heat of combustion of vanillin is -3760 kJ/mol what mass of vanillin (in g) was combusted? answer to two decimal placesarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Chemistry: An Atoms First ApproachChemistryISBN:9781305079243Author:Steven S. Zumdahl, Susan A. ZumdahlPublisher:Cengage Learning
ChemistryChemistryISBN:9781305957404Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCostePublisher:Cengage Learning
Chemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage Learning
Chemistry: An Atoms First Approach
Chemistry
ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Cengage Learning
Chemistry
Chemistry
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Chemistry: The Molecular Science
Chemistry
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:Cengage Learning
Precipitation Reactions: Crash Course Chemistry #9; Author: Crash Course;https://www.youtube.com/watch?v=IIu16dy3ThI;License: Standard YouTube License, CC-BY