Chemistry: An Introduction to General, Organic, and Biological Chemistry (13th Edition)
13th Edition
ISBN: 9780134421353
Author: Karen C. Timberlake
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 3, Problem 3.85APP
A 0.50-g sample of vegetable oil is placed in a calorimeter. When the sample is burned,
18.9 kJ is given off. What is the energy value (kcal/g) for the oil? (3.5)
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
In a large building, oil is used in a steam boiler heating system.The combustion of 1.0 lb of oil provides 2.4 * 107 J. Howmany kilograms of oil are needed to heat 150 kg of water from22 °C to 100 °C? (3.4, 3.5)
28 A of ice at 0.0 °C is to a of at
8 A 45-g piece of ice at 0.0 °C is added to a sample of water at
8.0 °C. All of the ice melts and the temperature of the water
decreases to 0.0 °C. How many grams of water were in the
sample? (3.6, 3.7)
oil in kcal/g? (3.5, 3.6)
9 In a large building, oil is used in a steam boiler heating system.
The combustion of 1.0 lb of oil provides 2.4 × 107 J. (3.4, 3.6)
a. How many kilograms of oil are needed to heat 150 kg of
water from 22 °C to 100 °C?
b. How many kilograms of oil are needed to change 150 kg of
water to steam at 100 °C?
00 When 1.0 g of gasoline burns, it releases 11 kcal. The density
of gasoline is 0.74 g/mL. (3.4, 3.6)
a. How many megajoules are released when 1.0 gal of gaso-
line burns?
b. If a television requires 150 kJ/h to run, how many hours
can the television run on the energy provided by 1.0 gal of
gasoline?
ISWERS
wers to Selected Practice Problems
a. element
b. compound
d. compound
c. element
e. compound
a. pure substance
A cedarcrest.instructure.com
Homework Set #2
Join conversation
16. Calculate the heat capacity of a brick if a 100. g sample absorbs 2439 J of heat, and its temperature changes
from 28.0°C to 57.0°C. (3.6)
Chapter 3 Solutions
Chemistry: An Introduction to General, Organic, and Biological Chemistry (13th Edition)
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
- What is the enthalpy change when 0.1 moles of ethanol undergoes complete combustion? The molar enthalpy for the combustion of ethanol is -1211 kJ/mol. Is the reaction exothermic or endothermic? (1:3)arrow_forward3.68 Calculate the energy to heat two cubes (silver and copper), each with a volume of 10.0 cm from 15 °C to 25 °C. Refer to Tables 2.9 and 3.11. (3.6)arrow_forwardWhat mass of liquid water at room temperature (25°C) can be raised to its boiling point with the addition of 24 kJ of energy? (77g)arrow_forward
- A coffee cup calorimeter contains 25.0 g water at 23.8 C. A 5.00 g sample of an unknown metal at an initial temperature of 78.3 C was dropped into the calorimeter. The final temperature of mixture was 46.3 C. Calculate the specific heat of the metal. The specific heat of water is (4.184)arrow_forwardCalculate the mass, in grams, for each of the following using Table 3.7: (3.5)a. a sample of silver (Ag) that absorbs 1650 J when its temperature increases from 65 °C to 187 °Cb. an iron (Fe) bar that loses 2.52 kJ when its temperature decreases from 252 °C to 75 °Carrow_forward1. (9 points) A 15.0 gram piece of metal is heated to 65.0°C and then dropped into 175 grams of 24.0°C water. The system eventually comes to a stable temperature of 35.5 C. (The specific heat of water is 4.184 J/g °C) a. Energy is absorbed by the water. What is qWATER? b. Energy is released by the metal. What is qMETAL? (this one is easy) c. What is the specific heat (Cs) of the metal?arrow_forward
- Match each of the following A quantity of 505 J of heat are added to 11.3 g of water at 28.3 °C. What is the final temperature of water? ( specific heat of water = 4.18 J/g.°C ). Choose... Choose... -48.25 188.7 A balloon of helium gas lost 36.4 kJ of heat while it was raising uP, simultaneously, the helium gas expanded from 64.0 L to 80.0 L against 563 mmHg pressure, Calculate the change in the internal energy (AU) of helium gas ( in kJ). Given that (atm.L = 101.3 J) -37.6 10.7 -238.7 39.0 268 11.85arrow_forward(Q6) Nitroglycerine combustion takes place in a bomb calorimeter that is insulated by 639.6 grams of water. Given that the specific heat of the bomb calorimeter is 1,015 J/°C, and the temperature of the water increased by 38.04 °C, how much heat (in kJ) was released as a result of the combustion? (3 sf)arrow_forward2. Solving an enthalpy of neutralization problem. (see Chemistry 2e, Example 5.5): a. Calculate q when 47.35 g of water is heated from 22.6 C to 31.1 C. cal 9 = m CAT q= (47.35) (8.5) (4.186)arrow_forward
- In the following equation for a chemical reaction, the notation (s), (I), or (g) indicates whether the substance indicated is in the solid, liquid, or gaseous state. H₂S(g) + 2H₂O(l) + energy 3H₂(g) + SO₂(g) Identify each of the following as a product or a reactant: H₂(g) H₂S(g) H₂0(1) SO₂(g) When the reaction takes place energy is Y The reaction is Q Search H Submit Answer N & L > > Use the References to access important values if needed for this question. * M Retry Entire Group - of # K fo hp 8 more group attempts remaining php 110 ► 11 U od $11 P PPI F12 ins prt sc delete 3 X Previous Next> backspace 牛肉面 home lock entr 5:43 PM 5/14/2023 end 7 home A ng up 004arrow_forward(Q11) Ammonia reacts with oxygen according to the following balanced chemical equation: 4 NH3 (g) + 5 O2 (g) --> 4 NO (g) + 6 H20 (g) AHrxn = -906 kJ Calculate the heat associated with the complete combustion of 65.4 grams of ammonia. (3 sf)arrow_forward7.72 Classify each of the following as exothermic or endothermic: a. C3Hg(g) + 502(g) b. 2Na(s) + Cl,(g) c. PCI5(g) + 67 kJ → 3CO2(g) + 4H,O(g) + 2220 kJ 2NACI(s) + 819 kJ > PCI,(g) + Cl2(g)arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Chemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage Learning
Chemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage Learning
Chemistry: The Molecular Science
Chemistry
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:Cengage Learning
Chemistry: Principles and Practice
Chemistry
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Cengage Learning
Calorimetry Concept, Examples and Thermochemistry | How to Pass Chemistry; Author: Melissa Maribel;https://www.youtube.com/watch?v=nSh29lUGj00;License: Standard YouTube License, CC-BY