If a nuclear power plant can buy 86% enriched fuel for $21000/lb and can buy cheaper less enriched uranium that is 80% pure and for $14000/lb still using as a mixer the 57% pure uranium at $5000/lb which fuel is
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Algebra
If a nuclear power plant can buy 86% enriched fuel for $21000/lb and can buy cheaper less enriched uranium that is 80% pure and for $14000/lb still using as a mixer the 57% pure uranium at $5000/lb which fuel is going to be more cost effective for the plant? 
AP Chem
Pretend you are a nuclear scientist and try to answer this bonus question. Uranium 235 (235U) is used as a fuel in nuclear power plants. However, natural uranium contains mostly U 238 (238U) and very little uranium 235. Therefore, it is necessary that the natural uranium be... 
11th grade AP Chemistry
Pretend you are a nuclear scientist and try to answer this bonus question. Uranium 235 (235U) is used as a fuel in nuclear power plants. However, natural uranium contains mostly U 238 (238U) and very little uranium 235. Therefore, it is necessary that the natural uranium be... 
Chemistry
What is the difference between natural uranium and enriched uranium? 
science help PLS
A nuclear power plant produces huge amount of electricity. However, it dumps radioactive wastes into the sea. This has led to an increase in illness among people living along the coast. Which of these is the best method to solve this problem? Increase public awareness to close... 
Japan's Nuclear Crisis
How does nuclear fission create energy? Nuclear energy is produced through the splitting, or fission, of a uranium atom in the core of a nuclear reactor. When hit by a neutron, the atom divides and releases two other neutrons, as well as heat and radioactive particles. The ... 
Chemistry
A1g sample of enriched water, a mixture of H2O AND D2O, reacted completely with Cl2 to give a mixture of HCl and DCl. The HCl and DCl were then dissolved in pure H2O to make a 1.00 L solution. A 25.00 mL, sample of the 1 L solution was reacted with excess AgNO3 and 0.3800g of ... 
Nuclear FIssion
How does nuclear fission create energy? Nuclear energy is produced through the splitting, or fission, of a uranium atom in the core of a nuclear reactor. When hit by a neutron, the atom divides and releases two other neutrons, as well as heat and radioactive particles. The ... 
chem please help!
The average energy released in the fission of a single uranium235 nucleus is about 3. 1011 J. If the conversion of this energy to electricity in a nuclear power plant is 45% efficient, what mass of uranium235 undergoes fission in a year in a plant that produces 2000 megawatts 
Chemistry
A 1.00 g sample of enriched water, a mixture of H2O and D2O, reacted completely with Cl2 to give a mixture of HCl and DCl. The HCl and DCl were then dissolved in pure H2O to make a 1.00 L solution. A 25.00 mL sample of the 1.00 L solution was reacted with excess AgNO3 and 0.... 
Physics
A centrifuge can be used to separate cells from a liquid. To increase the rate at which objects can be separated from solution, it is useful to make the centrifuge's speed as large as possible. If you want to design a centrifuge of diameter 1.4 m to have a force of 128,000 ... 
Chemistry
Enriched uranium is produced via gaseous diffusion of UF6. Suppose a process were developed to allow diffusion of gaseous uranium atoms, U (g). Calculate the ratio of diffusion rates of U235 and U238, and compare it to the ratio for UF6 given in the essay. 
chemistry
Any help with the following questions would be greatly appreciated! 1) What is the fuel source in nuclear power plants? How is that energy harvested from the source? 2) How does the fuel source used in power plants differ from the fuel source used in nuclear bombs? 3) What ... 
Physical science
Why can't naturally occuring uranium be used in a nuclear power plant? A. Naturally occurring uranium decays too rapidly into thorium. B. The temperature of the uranium is too low. C. A sustainable chain reaction requires higher concentrations of U235 than naturally occuring U... 
Math
Shoes are on sale, buy one and get the cheaper pair 50% off. Jane and Janette wants to buy shoes and share equal amount of discount. If the pair of shoes that Jane wants to buy is 120, and the pair that Janette wants to buy is 60, how much do they each have to pay? I tried to ... 
CHEM
Pu239 has a halflife of 24110 y. If 1.00 kg of this isotope is present in the used fuel rods of a nuclear power plant approximately how long will it take for this amount of Pu239 to decay until there is less than 1 mg left ? Please help. I do not know how to do this question. 
Enriched science
Engineers who are working to find alternative fuel sources hope to A. Reduce air pollution B. Use more fossil fuels C. Design microorganisms that will eat oil D. Increase the yeild of food crops 
Science
Uranium238 is less stable than oxygen16. What accounts for this difference? (A) Uranium is a solid, while oxygen is a gas. (B) Unlike oxygen16, uranium238 has a nucleus in which repulsive electric forces surpass the strong nuclear forces. (C) Oxygen16 has fewer electrons ... 
Biology
why did the nuclei enriched fraction appear in the centrifuge fraction spun at the slower speed? Why didn't this fraction contain only nuclei(Why wasn't it pure?)? 
Chemistry
The uranium used for nuclear fuel exists in nature in several minerals. Calculate how many moles of uranium are in 6.0 moles of the following: Carnotite; K2(UO2)2(VO4)2*3H2O Uranophane; CaU2Si2O11*7H2O Autunite; Ca (UO2)2(PO4)2*10H2O 
science
In a serious accident, nuclear power plants reactor vessel cracks and all of the cooling water drains out. Although nuclear fission stops, radioactive decay continues to heat the reactor's 2.5× 10 to the 5 power kg uranium core at rate of 120 MegaWatts. Once the core reaches... 
chemistry
Which of the following is NOT true about a nuclear power plant? A. They can explode like a nuclear bomb. B. They produce radioactive waste that must be safely stored for many years. C. They produce fewer carbon emissions than a coalfired power plant. D. They are a relatively ... 
math ( percentages)
Alisha used to earn a salary of £14000. How much does she get after the 7% rise? i tried doing 7%*14000, but i kept getting a number less then 14000. Is that suppose to happen? 
Chemistry
The most abundant isotope of uranium,238U , does not undergo fission. In a breeder reactor, however, a 238U atom captures a neutron and emits two beta particles to make a fissionable isotope of plutonium, which can then be used as fuel in a nuclear reactor.Write the balanced ... 
business
A company has the following alternatives on some real estate that it needs for its new plant. It can lease the facility for $10,000 a month for 15 years, or it can buy the facility now for $800,000. The company’s weighted average cost of capital is 12% and payments are made ... 
business
A company has the following alternatives on some real estate that it needs for its new plant. It can lease the facility for $10,000 a month for 15 years, or it can buy the facility now for $800,000. The company’s weighted average cost of capital is 12% and payments are made ... 
Physics
Before a nuclear reaction, there is 0.01000 kg of uranium. After the nuclear reaction, there is 0.00950 kg of uranium. How much energy was released? (h = 6.63 × 1034 Js) 
science
What fuel other than uranium can be used in a nuclear reactor? Is the answer: Neptunium and plutonium, which are transuranium elements. 
Calculus disaster
Uranium ore has two main isotopes, mostly U238 with just a trace amount of U235. In a sample of Uranium ore, 99.85% of the atoms are U238 atoms and 0.15% are U235 atoms. Before the Uranium can be used in a nuclear power plant, the proportion of U235 must be increased to ... 
Enriched Geometry
Rotate (0,1) counter clockwise 18000 degrees 
11th grade
How many uranium atoms are there in 9.5 g of pure uranium? The mass of one uranium atom is 4 × 10−26 kg 
Physics
How many uranium atoms are there in 8.2 g of pure uranium? The mass of one uranium atom is 4 × 10^−26 kg. 
physics
Are the nuclear fission power plants operating around the world today safe? How does the radiation from a nuclear power plant compare to other sources of radiation? 
Physics
How many uranium atoms are there in 8.4 g of pure uranium? The mass of one uranium atom is 4 x 10^26 
Math
You need to buy some chicken for dinner tonight. You found an ad showing that the store across town has it on sale for $2.89 a pound, which is cheaper than your usual neighborhood store, which sells it for $2.99 a pound. Is it worth the extra drive? First, determine what ... 
intro of my essay
Nuclear power plants have been a controversy issue in our world for many years and it will continue to be so in the years to come. The issue of whether people should or shouldn’t accept power plants to be operated has been widely debated among communities, especially in San ... 
Science
In order to sail through the frozen Artic Ocean, the most powerful icebreaker ever built was constructed in the former Soviet Union. At the heart of the ship's power plant is a nuclear reactor with a power output of 5.60X10^7 W (5.60 times ten to the power of seven W) How long... 
Physics
A nuclear power plant has an electrical power output of 1200 MW and operates with an efficiency of 31%. If excess energy is carried away from the plant by a river with a flow rate of 1.0 x 10^6 kg/s, what is the rise in temperature of the flowing water? 
Environmental Science
A nuclear burning power plant produces a total power of 1.1kW. It serves a community that requires 2.85 x 107 kJ of power over the entire year. How many days per year does the power plant need to operate to provide all this power? 300 days 250 days 365 days 200 days 150 days 
Science
what device in a nuclear power plant creates nuclear energy? 
Algebra 1
You drive a car that runs on ethanol and gas. You have a 20gallon tank to fill and you can buy fuel that it is either 25 percent ethanol or 85 percent ethanol. How much of each type of fuel should you buy to fill your tank so that it is 50 percent ethanol? 
math
a boy has enough money to buy 20 exercisew book.if each book cost 25 paise less,he could buy 2 more books and still have 20 paise left.how much money did he have??? ans (48 rs)? 
Physics
A nuclear power plant has an electrical power output of 1200 MW and operates with an efficiency of 31%. If excess energy is carried away from the plant by a river with a flow rate of 1.0 multiplied by 10^6 kg/s, what is the rise in temperature of the flowing water? 
Physics
A nuclear power plant has an electrical power output of 1200 MW and operates with an efficiency of 31%. If excess energy is carried away from the plant by a river with a flow rate of 1.0 multiplied by 10^6 kg/s, what is the rise in temperature of the flowing water? 
physics
A nuclear power plant has an electrical power output of 1900 MW and operates with an efficiency of 32%. If excess energy is carried away from the plant by a river with a flow rate of 1.0 106 kg/s, what is the rise in temperature of the flowing water? °C 
Japan's Nuclear Crisis
I don't know why. Please help me. Why did the reactors at the Fukushima plant overheat? Because of Nuclear power generation? 
math,correction
can someone correct this for me please. Business and finance. Linda Williams has just begun a nursery business and seeks your advice. She has limited funds to spend and wants to stock two kinds of fruitbearing plants. She lives in the northeastern part of Texas and thinks ... 
math  so confused can you help me
The local fish market is having a sale on whole fish. the prices are as follows: You can buy an albacore and a barracuda for$21 You can buy a barracuda and a carp for $32 You can buy a carp and a dogfish for $32 You can buy a dogfish and an eel for $37 You can buy an eel and ... 
business law
im kind of confused about the concept on agency Tania had apparent authority to buy a car for Sharon, provided the price was less than $10,000. Tania has now entered into an agreement to buy a car, on Sharon's behalf, from Douglas for $15,000. the answer on the quiz was Sharon... 
business law
im kind of confused about the concept on agency Tania had apparent authority to buy a car for Sharon, provided the price was less than $10,000. Tania has now entered into an agreement to buy a car, on Sharon's behalf, from Douglas for $15,000. the answer on the quiz was Sharon... 
Math
Mr. R has some money to buy oranges, if he will buy 15 oranges he will need $90 more, if he will buy 10 oranges he will have $60 left. how much money has mr. R? Please kindly solve this using George Polya method.. guess and check... 
math
The local fish market is having a sale on whole fish. the prices are as follows: You can buy an albacore and a barracuda for$21 You can buy a barracuda and a carp for $32 You can buy a carp and a dogfish for $32 You can buy a dogfish and an eel for $37 You can buy an eel and ... 
algebra  Help!
The local fish market is having a sale on whole fish. the prices are as follows: You can buy an albacore and a barracuda for$21 You can buy a barracuda and a carp for $32 You can buy a carp and a dogfish for $32 You can buy a dogfish and an eel for $37 You can buy an eel and ... 
To: Reiny Math
Thank you so much for helping me but for #2 c.) is it yes or a no, though i did the rest of my questions but im stuck on this one so can you please help and explain a lot cause i have a test on this soon and i want to understand it, thanks :) Serena can rent a video game for $... 
math same question as before with new questions to
The local fish market is having a sale on whole fish. the prices are as follows: You can buy an albacore and a barracuda for$21 You can buy a barracuda and a carp for $24 You can buy a carp and a dogfish for $32 You can buy a dogfish and an eel for $37 You can buy an eel and ... 
Market economy/government
In a market economy, a high price will usually cause A) producers to offer less and consumers to buy less. B) producers to offer less and consumers to buy more. C) producers to supply more and consumers to buy less.*** D) producers to supply more and consumers to buy more The ... 
quantum physics
A nuclear reactor generating plant supplies 53.0 MW of useful power steadily for a year. Assuming that, in addition, twice this power is wasted in heat production, determine the mass (in kilograms) converted to energy in a year at this plant. 
Enriched Literature
If anyone has ever Superstition from the great books round table could you help me. Why does Frances make up her own rules and rituals? Thank you. 
Environmental Science
Nuclear fission ____ atoms to create energy A. Heats B. Corrodes C. Splits D. Combines A machine that converts electrical energy into mechanical energy is called a _____ A. Generator B. Solar Panel C. Windmill D. Motor Nuclear power plants use the radioactive element _____ to ... 
chemistry
Which of the following statements are true? Fusion reactions result in nuclei with higher Z. To keep a nuclear power plant going, a chain reaction must be maintained. Nuclear fusion produces no longlived radioactive byproducts. The Sun is a nuclear fusion reactor. 
science
Which statement is true regarding nuclear energy? (Points : 1) Nuclear power produces no greenhouse gasses and thus poses no environmental threats. Nuclear plants rely on a massive industrial infrastructure using fossil fuels. Due to strict safety regulations, nuclear power ... 
Geography
1What is a benefit of nuclear power? 2How does nuclear compare to coal? 3What are some problems with nuclear power? 4What does rector do? 5What does a generator do? 6What is the waste of these power stations, what is the problme with it? 7What must be considered when ... 
Math
You can buy three bottles of dishwashing liquid, each containing 1 pt 5 fl oz, on sale for $2.30. Let say for the same price you can buy a large container holding 2 qt. Which is the better buy? 
English
1. Where do you buy a scarf? I buy it at the department store. 2. Where do you buy the scarf? I buy it at the department store. 3. Where do you buy scarves? I buy them at the department store. (Which question is correct grammatically?) 
Last Question...
Roman Noodles are enriched refined wheat flour and was wondering if anyone knows if this kind of pasta is considered lowglycemic complex carbohydrate. 
Science
How does a nuclear power plant produce energy? A. Through solar panels B. Through nuclear fission reactions C. Through geothermal heat D. Through nuclear meltdown reactions I am not really sure what the answer is but I am thinking…c? Or I guess d? 
GEDWord Problems
Roland drives a mixer for a cement company. The mixer is a cylinder 10 feet long with a diameter of 9.5 feet. What is the volume of the mixer? 
LIB
The International Atomic Energy Agency (IAEA) 1. controls nuclear weapons stockpiles. 2. inspects nuclear power plants. 3. tests nuclear weapons. 4. builds nuclear power stations. I think it's number 4 
math
The tires mary wants to buy for her car cost $200 per tire. A store is offering the following deal: Buy 3 tires et the 4th tire for 75% off ! Mary will buy 4 tires using the deal . The sales tax is 8%. how much will mary save using the deal versus paying the full price for all... 
Chemistry
I Posted this question the other day: A 1.00 g sample of enriched water, a mixture of H2O and D2O, reacted completely with Cl2 to give a mixture of HCl and DCl. The HCl and DCl were then dissolved in pure H2O to make a 1.00 L solution. A 25.00 mL sample of the 1.00 L solution ... 
physic
In a serious accident, a nuclear power plant's reactor vessel cracks, and all of the cooling water drains out. Although nuclear fission stops, radioactive decay continues to heat 
math
The tires mary wants to buy for her car cost $200 per tire. A store is offering the following deal: Buy 3 tires et the 4th tire for 75% off ! Mary will buy 4 tires using the deal . The sales tax is 8%. how much will mary save using the deal versus paying the full price for all... 
English
1. If you want to buy books, to which floor do you have to go?  I have to go to the 4th floor. 2. On which floor can you buy a shirt?  I can buy a shirt on the 3rd floor. 3. Where can you buy shoes?  On the first floor. 4. At which store can you buy shirts and ties?  At a ... 
AlGEBRA
Sara needs to buy some tuna. Each can costs .79 and she has a coupon for $2 off entire purchase, how many cans of tuna can she buy for less than $7.? (translate into inequality and solve) 
Statistics
James has $78. He nees to buy some cds and tapes. He can buy 4 cds and 3 tapes and has $3 left or buy 3 cds and 5 tapes and has $13 left. Using system equation, find the cost of each. 
college
The manager of a Drug Store knows that 50% of the customers entering the store buy prescription drugs, 65% buy overthecounter drugs, and 18% buy both types of drugs. What is the probability that a randomly selected customer will buy at least one of these two types of drugs? ... 
English
1. If I had a lot of money, I could buy a car. 2. If I could buy a house, I would be happy. 3. If I were a rich person, I could buy a smart phone. 32. If I " was" a rich person, I could buy a smart phone.  Are they all grammatical? Can we use '... 
Math
Find the unit price and tell which is the better buy: Buy one 10 pack of AAA batteries for $5.49 and get one free, or buy two 4 packs for $2.98. 
real estate finance
Evan is borrowing $130,000 to buy a home priced at $144,500, and wants to do a permanent buydown on his interest rate. His loan officer informs him the buydown will cost 3 1/2 points to reduce his rate from 5 1/2% to 5%. How much will Evan have to pay at closing to do the ... 
algebra
you buy a storage rack that holds 40 cds. you have 27 cds. write an inequality that describes how many more cds you can hold. you buy 15 cds. will they all still fit? 
SCIENCE
Is this true or false? I am confused. Tests have been conducted to mine uranium from seawater. My book says that at one time or another Japan, Germany, and the United States have expressed interest in the extraction of uranium. Japan set up a landbased test plant in 1986 to ... 
chem
can anyone help me with this question what is the advantages and disadvantages of hydrogen power as opposed to hydrogen fuel, also what is the equation for hydrogen feul? I do not understand your first question. Hydrogen power REQUIRES hydrogen fuel. Hydrogen fuel is H2; ... 
Math
Samina spent 1\8 of her money to buy books ,1\5 to buy clothes or 1\10 give to charity, if she had still rupees 15 ,more than half of her money ,find the amount she originally had 
Algebra
Samina spent 1\8 of her money to buy books ,1\5 to buy clothes or 1\10 give to charity, if she had still rupees 15 ,more than half of her money ,find the amount she originally had 
math
Andrew has $40. He wants to buy a $15 cd and as many $6 posters as he can. What is the greatest number of posters he can buy? I did 40>or=15+6x 15 to each side 25/6> or=6x/6 4.17> or = x so he can buy 4 at most Is this correct? Thanks 
brown
parker wants to buy as many toys as she can with her 10$she can buy individule ponies for 2$ each or a set of 2 dolls for $3 what she she buy and why what do you need to find out what operations will you use why write a number sentence to show how you solved the problem label ... 
Fitness
If your use soymilk on regular basic, you should select a variety that’ A. fortified with protein. B enriched with calcium and vitamins. C. chocolate or vanilla flavored. D. Naturally fat fee I think the answer is "A" 
phyiscs
In a nuclear power plant, _ 
physics
a large nuclear power plant generates electric energy at the rate of 1000 MW. how many joules of electricity does the plant generate in one day? what is the mass of this much energy? 
Macroeconomic 668
If the mortgage rate rises from 5% to 10% yet the appreciation of houses that consumers can buy rises from 2% to 9% would you be more likely or less likely to buy a house as an investor? 
English
1. Find the way to do it 2. Find the way in which you can do it 3. Find the way in which to do it. (Can we use all the expressions? Are they the same?) 4. Give me the money to buy food. 5. Give me the money with which you may buy food. 6. Give me the money with which to buy ... 
Physics of Modern Technology
1) In a conventional explosion, when each molecule of high explosive chemically reacts, it produces about 4 x 1018 J (joules) of energy. If each molecule of high explosive weighs as much as a single uranium 235 atom, and each uranium atom releases about 4 x 1011 J in a ... 
Physics of Modern Technology
1) In a conventional explosion, when each molecule of high explosive chemically reacts, it produces about 4 x 1018 J (joules) of energy. If each molecule of high explosive weighs as much as a single uranium 235 atom, and each uranium atom releases about 4 x 1011 J in a ... 
Chemistry
Which of the following statements are true? Fusion reactions result in nuclei with higher Z. To keep a nuclear power plant going, a chain reaction must be maintained. Nuclear fusion produces no longlived radioactive byproducts. The Sun is a nuclear fusion reactor. I tried ... 
Enriched science
Which of the following would be an engineering project that could help protect the planet? A. Finding a new landfill site B. Designing a better trash compactor C. Deciding which products can be recycled D. Growing microbes that eat oil 
Chemistry
This question looks at the relationship between the molecular structure, polarity and solubility of ethanol (wikipedia ethanol), water and petrol (Wikipedia Petroleum). This posting was made on a discussion board: "Ethanol mixs in fuel are not a bad thing if pure. What they ... 
Physics
A fossilfuel power plant that generates 1000MW of electrical power discharges 1600MJ per second as waste heat into the river. A)At what rate(in MW) is thermal energy obtained fromt the burning of coal? B)What is the thermal efficiency(power output/heat input) of the plant? C... 
Ecology
What are the 4 major parts of a Nuclear power plant? 
science,
how does a nuclear power plant produce energy 
Chemistry
will acidic foods cooked in a cast iron skillet become Fe+2 enriched because of a reaction beteen the acidic food and the skillet?