(3) Q5.18 Homework Unanswered If electricity costs $0.12 per kWh, then what is the total cost for a family of four to illuminate ten 60 watt bulbs each for 30 days? (Round to the nearest dollar) Type your numeric answer and submit Unanswered. 4 attempts left Submit

(3) Q5.18 Homework Unanswered If electricity costs $0.12 per kWh, then what is the total cost for a family of four to illuminate ten 60 watt bulbs each for 30 days? (Round to the nearest dollar) Type your numeric answer and submit Unanswered. 4 attempts left Submit

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: A Honda Accord gets 24 miles per gallon in the city and is estimated to emit 7 tons of CO2 per year.…

A: Given that 7 tons of CO2 emits from Honda Accord per year. 1 ton = 2000 pounds 1 tree absorb 30…

Q: If a scientist weighs out 460.69 grams of ethanol, how many moles of carbon dioxide will be…

A: We have to check if the given equation is balanced and find moles of carbon dioxide produced from…

Q: For the following reaction, calculate the value of Q. 2A 1B +3C [A] = 0.53 [B] = 0.24 [C] = 0.20

A: Given,

Q: A gram of gasoline produces 45.0 kJ of energy when burned. Gasoline has a density of 0.77 g/mL. How…

Q: Write the Ksp expression for BaO(s). To type a power, use a ^ symbol. For example: x2 can be typed…

Q: After sitting on a shelf for a while, a can of soda at a room temperature (69°F) s placed inside a…

A: Given: Ta = the temperature surrounding the object = temp. of refrigerator = 37oF To = initial…

Q: Dimensional analysis & conversions. If you need scientific notation in you answer, copy this for the…

A: Given, mass of Sn(OH)2 = 10.44 g mass of tin (Sn) = ? Note: Molar mass of Sn(OH)2 = 152.73 g/mol…

Q: What mass of water (in grams) is produced by the complete combustion of 2.68 g of ethanol, C2H5OH?…

A: Burning of any hydrocarbon gives CO2 and water from the balance equation we can calculate it .

Q: Consider a block of wood having a volume of 125 cm³. If the clock of wood burns at a rate of 15…

A: Calculation of mass of woodblock: The volume and density of woodblock are given. By using this…

Q: Please report your answer in scientific notation in the provided boxes. Che Although it is not…

A: Mass was lost in this process, m=1.06×10−9gram If you need answer with 10-10 then it will be,…

Q: If a scientist weighs out 460.69 grams of ethanol, what is the mass of the carbon dioxide? Make sure…

A: The given problem is a simple example of mole concept where, for a given balanced equation we have…

Q: a) Find the value k of the exponential growth rate. Assume V = 291. k= (Round to the nearest…

A: Base expression for exponential growth problem V = Vo ekt The equation can be rearranged as: k = 1t…

Q: + 70 1 NO-

A: Given , Mass of ammonia ( NH3) = 222 g. Molar mass of NH3 = (14.01×1)+(1.01×3)…

Q: A When sodium is exposed to chlorine, a violent chemical reaction occurs and sodium chloride (salt)…

Q: What is the energy in Joules of one mole of photons of visible light having a wavelength of 6.31 x…

A: The energy of electromagnetic radiation is quantized. The smallest unit of energy of the radiation…

Q: If 46.3 grams of acetylene are required to run a carbide lamp for 8 hours, how many moles of water…

A: From the reaction it is clear that: one mole CaC2 reacts with 2 moles H2O to give one mole…

Q: Photovoltaic cells convert sunlight into alternating current electricity. Select one: O True O False

A: yes, a photovoltaic cell is a nonmechanical device that converts sunlight directly into electricity.…

Q: If a scientist weighs out 460.69 grams of ethanol, how many moles of carbon dioxide will be…

Q: Since the pandemic has hit, more people are growing their own gardens and processing the fruits of…

A: Each quart jar requires = 6.05g alum So, 50 quart jars would require = 6.05*50 g = 302.5g alum %…

Q: Every year Jeff Bezos sells 5 billion dollars worth of Amazon stock to fund his commercial space…

A: 5 billion dollars = 5,000,000,000 dollars I had a job making 250 dollars an hour So, total hours I…

Q: Constants Periodic Table Imagine that your water heater has broken, but you want to take a bath. You…

A: In case of mixing hot water with cold water, the following expression is used - heat lost by hot…

Q: How many mL of (1.2000x10^-1) M nitric acid are needed to react completely with (3.35x10^1) mL of…

Q: Moving to another question will save this response. Question 35 A 5.95-g sample of AGNO3 (MW:…

A: Limiting reagent is the reactant that limits the chemical reaction and determines the amount of the…

Q: How many molecules of CBR4 are there in a (1.63x10^2) g sample? Note: Your answer is assumed to be…

Q: The combustion of ammonia in the presence of excess oxygen yields NO2 and H2O: 4 NH3 (g) + 7 02 (g)…

Q: (a) The highest air temperature recorded in Antarctica is 15 °C (January 5, 1974). Convert this…

A: °F=95°C+32°C=59°F-32

Q: What is the electrostatic potential energy (in joules) between an electron and a proton that are…

A: The capacity of a molecule to do any volume of work is called energy. It is the strength held inside…

Q: 3.23×103 kJ to kW⋅h Express the value in kilowatt-hours to three significant figures.

A: Joule (J) is the unit of work done or energy. Kilojoule (KJ) is 1000 times of Joule. Watt or…

Q: You have to walk 19352 mi from the crash site of your Mars spacecraft to the interplanetary mars…

A: 1mi = 1.6km 2.2lb = 1kg

Q: The potential energy associated with two charged particles is 34 mJ when they are separated by a…

A: We are given: potential energy of two charged particles at a distance d, is 34 mJ. We need to…

Q: |Explore LESSON Name 70 Spare Change Date. Period Physical Versus Chemical Change DEMO Purpose To…

A: The first column is:

Q: Life-cycle assessment (LCA) is defined as the study of resource consumption, emissions, and their…

A: Now LCA is basically concerned with the effects on the environment and the energies released or…

Q: You have a mole of ping pong balls and want to ship them to a near-by town. You have packing boxes…

Q: 3. The following shows a chemical reaction between carbon dioxide and water to form carbonic acid:…

A: The smallest particle of a compound refers to an ion, an atom or a molecule. Three elements :…

Q: Once you have completed your chemistry experiments, either by producing products or leaving reagents…

A: The answer for this problem is provided below in great details within the attached figure.

Q: Object A has a charge of 3.6 × 10 °C and object B has a charge of 4.7 × 10 °C. What is the electric…

Q: Convert (1.3390x10^24) molecules of acetic acid, HC2H3O2 (OR "H" C2 H3 O2) to grams of acetic acid.…

A: Given Molecule of acetic acid=1.3390×1024Avagardro's number=6.022×1023Molar mass of acetic…

Q: We watched 5 reactions: Thermite Hydrogen combining with oxygen to form water. Water splitting into…

A: Given five reactions: Thermite Hydrogen combining with oxygen to form water. Water splitting into…

Q: tackle

A: On using NaOH(sodium hydroxide) as precipitating agent for Al+3 initially Al(OH)3 is formed which…

Q: Can you actually write this out? It makes it much more difficult to read when it gets written out…

A: The mass of solute in gram present in 100 g solution is known as the mass percent concentration of a…

Q: A sample of butane gas was completely combusted in oxygen to produce energy. If 1.35 x 1024…

Q: 9. The freezing point depression can be calculated using the equation AT/ Ky mi where AT is the…

A: 9) Given, Freezing point depression, ΔTf = Kf m i where ΔT is the change in freezing point, I is…

Q: 2) For a separate job, you are asked to assemble a number of tricycles by attaching wheels to the…

A: No. Of complete frames=70 No.of rear wheels=123 No. Of front wheels=74 For 1 complete tricycle, no.…

Q: A newspaper article about the danger of global warming from the accumulation of greenhouse gases…

A: Given , Car usage decreased by 20.0 miles per week.

Q: 8.42×104 J to Cal Express the value in Calories to three significant figures, please.

Question

Q5.18
Homework Unanswered
If electricity costs $0.12 per kWh, then what is the total cost for a family of four to illuminate ten 60 watt bulbs each for 30 days?
(Round to the nearest dollar)
Type your numeric answer and submit
Unanswered. 4 attempts left
Submit

Expert Solution

Step 1

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

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

Calcium carbonate is used in many antacids to neutralize stomach acid, as depicted by the following chemical equation: CaCO3(s) + 2 HCl(aq) → CaCl2 + H2O(l) + CO2(g) If 250. mg of calcium carbonate reacts with 2.609 g of hydrochloric acid, how much hydrochloric acid will remain? Provide your answer in g to 3 decimal places.
Consider the two spheres shown here, one made of silver and the other of aluminum. The spheres are dropped from a height of 1.7 m. Composition - aluminum Density= 2.70 g/cm³ Volume 196 cm³ Composition - silver Density 10.49 g/cm³ Volume=196 cm³ What is the kinetic energy of the silver sphere at the moment it hits the ground? (Assume that energy is conserved during the fall and that 100%% of the sphere's initial potential energy is converted to kinetic energy the time impact occurs.) Express your answer to two significant figures and include the appropriate units. Ek = Value Units
A sample of freshly precipitated and filtered silver chloride weighs 459.0 mg. If 1.00% of the silver chloride becomes photodecomposed and converted to solid silver metal, what will the precipitate weigh? Write on the space provided for your answer only the number with the correct number of significant figures.
How do I figure this out?
Automobiles are often implicated as contributors to global warming because they are a source of the greenhouse gas CO2. How many pounds of CO2 would your car release in a year if it was driven 110. miles per week? Gasoline is a complex mixture of hydrocarbons. In your calculations, assume that gasoline is octane (molecular formula C8H18) and that it is burned completely to CO2 and H2O in the engine of your car. Also assume that the car averages 27.3 miles per gallon and that the density of octane is 0.703 g cm-3.
3. Now that you know the physical state of each of the reactants and products in this chemical reaction lets think about what you might observe as the reaction is running. CH_3COOH(aq) + NaHCO_3(aq) → H_2O(l) + CO_2(g) + CH_3COONa(aq) Upload a screenshot that shows how you performed all the calculations in Q3.
A gram of gasoline produces 45.0 kJ of energy when burned. Gasoline has a density of 0.77 g/mL. How would you calculate the amount of energy produced by burning 44. L of gasoline? Set the math up. But don't do any of it. Just leave your answer as a math expression. Also, be sure your answer includes all the correct unit symbols. energy produced = Continue 0x10 00 X 4 O 0.0 S revee muuraw Hill LLC. All Rights Reserved. Submit Assignment Terms of Use | Privacy Center | Accessibility
(Incorrect) An impure sample of hydrocarbon having a total mass of 41.0 g undergoes combustion analysis to generate 82.6 g CO₂(g) and 16.9 g H₂O(g). Assuming that the impurities do not contain carbon or hydrogen, what percentage of the initial sample is the pure hydrocarbon? Provide the numerical value of your response in decimal notation rounded to 3 significant figures. You answered: 4.58 The correct answer is: 59.5%
Classify the words below by placing them under their right types of energy. (It is possible that one word can fall under more than one type e.i. Radiant, elastic etc. batteries, food, solar,ultraviolet rays,lightning, compass, uranium, microwaves, ball held above the ground, rubber band, gunpowder
Please answer question 3
For which of the following substances does AH = 0? O C(s) O H₂O(g) O SO₂(g) O NaCl(s)
01. [02.01 The Atomic Theory of Matter / 02.02 The Discovery of Atomic Structure] [Answer: (a) Get the answers by yourself. (b) The charge on an electron = 9.60 × 10-9 wa, (c) A: 4e, B: 5e, C: 3e, D: 9e, (d) 6.00 x 107 wa/C.] Suppose a scientist repeats the Millikan oil-drop experiment but reports the charges on the drops using an unusual (and imaginary) unit called the warmomb (wa). The scientist obtains the following data for four of the drops: Droplet Calculated Charge (wa) A 3.84 x 10-8 (a) If all the droplets were the same size, which would fall most slowly through the apparatus? B 4.80 × 10-8 (b) From these data, what is the best choice for the charge of the electron in warmombs? C 2.88 x 10-8 D 8.64 × 10-8 (c) Based on your answer to part (b), how many electrons are there on each of the droplets? (d) What is the conversion factor between warmombs and coulombs?