CONCEPTUAL INTEGRATED SCIENCE (PEARSON+
3rd Edition
ISBN: 2818440059223
Author: Hewitt
Publisher: PEARSON+
expand_more
expand_more
format_list_bulleted
Question
Chapter 13, Problem 62TE
To determine
To state:
Whether the refrigerator prevents or delays the spoilage of food.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
1. TRUE OR FALSE
(a) An endergonic reaction is non-spontaneous and requires absorption of energy.
True
False
(b) The first law of thermodynamics is based on thermal equilibrium between materials.
True
False
H10.
Explanation cannot be hand-drawn, please type out the answer in the shortest possible manner.
Chapter 13 Solutions
CONCEPTUAL INTEGRATED SCIENCE (PEARSON+
Ch. 13 - Prob. 1RCCCh. 13 - Prob. 2RCCCh. 13 - Prob. 3RCCCh. 13 - If it takes 436 kilojoules to break a bond, how...Ch. 13 - What is released by an exothermic reaction?Ch. 13 - What is absorbed by an endothermic reaction?Ch. 13 - Prob. 7RCCCh. 13 - What generally happens to the rate of a chemical...Ch. 13 - Which reactant molecules are the first to pass...Ch. 13 - How is an acid different from a base?
Ch. 13 - When an acid is dissolved in water, what ion does...Ch. 13 - Prob. 12RCCCh. 13 - Are there many hydronium ions in neutral water?Ch. 13 - What is true about the relative concentrations of...Ch. 13 - What does the pH of a solution indicate?Ch. 13 - Prob. 16RCCCh. 13 - What elements have the greatest tendency to behave...Ch. 13 - What happens to a reducing agent as it reduces?Ch. 13 - What metal coats a galvanized nail?Ch. 13 - What is iron forced to accept during cathodic...Ch. 13 - What happens to the polarity of oxygen atoms as...Ch. 13 - What catalyst is effective in the destruction of...Ch. 13 - Prob. 23TISCh. 13 - What net effect does a chemical reaction have on a...Ch. 13 - What is the product of the reaction between carbon...Ch. 13 - Prob. 26TISCh. 13 - Prob. 27TISCh. 13 - A material that tends to lose electrons is put...Ch. 13 - What is the primary difference between a battery...Ch. 13 - Prob. 30TISCh. 13 - Rank these reaction profiles in order of...Ch. 13 - Rank the covalent bonds in order of increasing...Ch. 13 - Review the concept of electronegativity in Section...Ch. 13 - Review the concept of electronegativity in Section...Ch. 13 - Rank these molecules from least oxidized to most...Ch. 13 - Prob. 44TSCh. 13 - Prob. 45TSCh. 13 - When the hydronium ion concentration of a solution...Ch. 13 - When the pH of a solution is 1, the concentration...Ch. 13 - Show that the pH of a solution is 0.301 when its...Ch. 13 - Show that the hydroxide ion concentration of a...Ch. 13 - How can 50g of wood burn to produce more than 50g...Ch. 13 - Balance these equations: a Fe(s)+O2(g)Fe2O3(s) b...Ch. 13 - Balance these equations: a Fe(s)+S(s)Fe2S3(s) b...Ch. 13 - Prob. 53TECh. 13 - Use the following illustration to answer exercises...Ch. 13 - Use the following illustration to answer exercises...Ch. 13 - What changes during a chemical reaction?Ch. 13 - Prob. 58TECh. 13 - Is photosynthesis an exothermic or endothermic...Ch. 13 - Why does blowing into a campfire make the fire...Ch. 13 - In the laboratory, endothermic reactions are...Ch. 13 - Prob. 62TECh. 13 - Why does a glowing splint of wood burn only slowly...Ch. 13 - Prob. 64TECh. 13 - Chew a salt-free soda cracker for a few minutes...Ch. 13 - Prob. 66TECh. 13 - Does the ozone pollution from automobiles help...Ch. 13 - Chlorine is put into the atmosphere by volcanoes...Ch. 13 - Prob. 69TECh. 13 - Prob. 70TECh. 13 - An acid and a base react to form salt, which...Ch. 13 - Identify the acid or base behavior of each...Ch. 13 - Prob. 73TECh. 13 - Prob. 74TECh. 13 - The main component of bleach is sodium...Ch. 13 - Prob. 76TECh. 13 - Prob. 77TECh. 13 - Within a neutral solution of supercritical water...Ch. 13 - What is the concentration of hydronium ions in a...Ch. 13 - Can an acidic solution be made less acidic by...Ch. 13 - How does burning fossil fuels lower the pH of the...Ch. 13 - Bubbling carbon dioxide into water causes the pH...Ch. 13 - Pour vinegar onto beach sand from the Caribbean,...Ch. 13 - What happens to the pH of soda water as it loses...Ch. 13 - Prob. 85TECh. 13 - Prob. 86TECh. 13 - Why is the chlorine atom such a strong oxidizing...Ch. 13 - Prob. 88TECh. 13 - What element behaves as the oxidizing agent in the...Ch. 13 - Hydrogen sulfide, H2S, burns in the presence of...Ch. 13 - Unsaturated fatty acids, such as C12H22O2, react...Ch. 13 - The type of iron that the human body needs for...Ch. 13 - Why is lithium a preferred metal for the making of...Ch. 13 - Chemical equations must be balanced not only in...Ch. 13 - Study question 94 before attempting to balance...Ch. 13 - How does turning on the radio while you are...Ch. 13 - What are some key advantages that a fuel-cell...Ch. 13 - Do our bodies gradually oxidize or reduce the food...Ch. 13 - Pennies manufactured after 1982 are made of zinc...Ch. 13 - Water is 88.88 oxygen by mass. Oxygen is exactly...Ch. 13 - Why is the air over an open flame always moist?Ch. 13 - Upon ingestion, grain alcohol, C2H6O, is...Ch. 13 - Prob. 103TDICh. 13 - Can industries be trusted to self-regulate the...Ch. 13 - In the centralized model for generating...Ch. 13 - Prob. 1RATCh. 13 - Prob. 2RATCh. 13 - How much energy, in kilojoules, is released or...Ch. 13 - The yeast in bread dough feeds on sugar to produce...Ch. 13 - What role do CFCs play in the catalytic...Ch. 13 - What is the relationship between the hydroxide ion...Ch. 13 - When the hydronium ion concentration equals 1 mole...Ch. 13 - Prob. 8RATCh. 13 - Why does a battery that has thick zinc walls last...Ch. 13 - What element is oxidized in this equation and what...
Knowledge Booster
Similar questions
- Estimate how many large maple trees would be needed to run a dishwasher for one year. Assume the dishwasher uses 1.1 ×108Jof energy per year and a large maple tree captures 10 kg of carbon (in CO2) per year. Assume the power plant that generates the electricity is 37 %% efficient at converting the carbon in coal to electrical energy and that typical coal releases 40,000 kg of carbon (as CO2) per terajoule of energy when burned.arrow_forward4. Temperature effect on the decomposition of drug Y was evaluated at two temperatures; 40 and 60°C. If the first- order reaction rate constants at these two temperatures were 4.28 x 103 and 3.11 x 10² hr', respectively, calculate the frequency factor, A, for the degradation of this drug within this temperature range. (The gas constant; R = 1.987 cal/deg mole): (Hint: You will need to calculate E, first) a. 6.82 x 102 sec b. 9.39 x 10" sec с. 1.56 х 1010 sec- d. 2.61 x 10° secarrow_forward1) Suppose that the initial number of bacteria in a culture is 200, and that there are 700 bacteria present after 2 days. How long would it take for the number of bacteria to reach 4000? 2) A bowl of soup originally at 140 F is sitting in a 70 F room. After 10 minutes, the soup has cooled to 120 F. How long will it take for the soup to cool to 90 F?arrow_forward
- 1. Use Avogadro's Number to show that 1 u = 1.66 x 10-27 kgarrow_forwardNear a power plant, warm water is discharged into a river. Sometimes dead fish are observed in the area. Why do fish die in the warm water?arrow_forwardIn the 1930s, the biologist Max Kleiber studied animals' metabolic rates. He 3 4 1 expressed the ratio of the rates for two animals by the relation where "1 %3D m1 and 2 are the animals' metabolic rates and m1 and m2 are the animals' masses. a) Compare the metabolic rates of a 70-kg man and a 15-kg dog. b) Compare the metabolic rates of a 5-kg cat with that of a 50-g mouse. c) Compare the metabolic rates of a 10-g hummingbird and a 5000-kg elephant.arrow_forward
- Give an explanation of how food energy (calories) can be viewed as molecular potential energy (consistent with me atomic and molecular definition of internal energy).arrow_forwardWhy cant we destroy bothersome pollutants by just dissolving them in the ocean?arrow_forward28. When people sleep, their metabolic rate is about 2.6 × 10-*C/(s-kg). How many Calories does an 81-kg person metabolize while getting a good night's sleep of 8.5 h?arrow_forward
- a) Californian tomatoes (3) Electricity required to heat greenhouse to grow 1 ton of tomatoes = 16,000 kWh Emission factor for electricity generated using natural gas = 0.15 kgCO2eq / kWh Distance from farm to store and back = 20 miles One diesel truck can carry 1 ton of tomatoes Emission factor of diesel truck = 0.08 kg CO2eq per mile Emissions for 1kg of California tomatoes = __________________________________arrow_forwardPlants absorb energy from sunlight. Throngh photosynthesis, they transform the energy to store it. Some of the stored energy is used to maintain life processes, and heat is released as a byproduct. Unused energy remains in chemical form. Sun Heat Sunlight Chemical Energy Plant Which describes the amounts of energy found in the forms of heat and chemical energy in a plant? O A Chemical and heat energy are equal to one another. O B. Their sum s equal to the amount of sunlight energy transfommed. O C. The amount of each is equal to the amount of sunilight energy ransformed. O D. Chemical and heat energy equal half of the amountof sunilight energy absorbed. prt sc delete home 144 144 40 nur & backspace loc 8 R. enterarrow_forward4G " 37% 13:39 K STOICHOMETRY.docx Grade 10 and 11 Revision 1. Calculate the molar mass of : (a) Naci (b) K0 (c) H;SO, (d) Ca(OH)2 (e) A:(CO.)3 2. (i) Calculate the number of moles in 96g S (ii) Calculate the mass of 0.5mol of H2SO4 (iii) The mass of 2 mol of an ionic substance is 80g. Calculate the molar mass of the substance 3. NA (iv) How many atoms are there in 4mol of Mg (v) Calculate the no. of particles in 2.3mol NaCl (formula units) (vi) Calculate the no. of particles in 2.6g of SO2 (vii) Calculate the no. of cations in 60g of calcium nitrate Type equation here. Ca(NO3)2 Ca2+ + 2NO3 Q Edit Fit screen Search Save asarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
An Introduction to Physical SciencePhysicsISBN:9781305079137Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar TorresPublisher:Cengage Learning
College PhysicsPhysicsISBN:9781938168000Author:Paul Peter Urone, Roger HinrichsPublisher:OpenStax College
Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Physics for Scientists and Engineers, Technology ...PhysicsISBN:9781305116399Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
An Introduction to Physical Science
Physics
ISBN:9781305079137
Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:OpenStax College
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Physics for Scientists and Engineers, Technology ...
Physics
ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning