Wednesday
January 18, 2017

Search: 0.65 of argon gas is admitted to an evacuated 60 container at 60 . The gas then undergoes an isochoric heating to a temperature of 500 .

Number of results: 27,812

chemistry
a piece of metallic iron (10 moles) was dissolved in concentrated hydrochloric acid. the reaction formed iron (II) chloride and hydrogen gas. how many moles of iron (II) chloride were formed?
March 26, 2014 by dee

MAth
Your lawnmower uses a gasoline and oil mixture for fuel. For every 2 gallons of gas you add 18 ounces of oil how much oil should you add for 5 gallons of gasoline?
March 6, 2016 by Lauren

Phy 231
A CD-Rom starts from rest and undergoes uniform angular acceleration until it reaches 26,000 rpm in 0.25 s. Through what angle does it rotate during this time?
July 31, 2012 by Sally

Chemistry
Consider the reaction of magnesium metal with hydochloric acid to produce magnesium chloride and hydrogen gas. If 3.85 mol Mg and 3.85 mol of HCl are reacted, how many mol of oxygen are left over? I balanced the equation and got Mg(OH)2+2HCl=MgCl2+2H2O. Can you please walk me ...
March 20, 2012 by Jessica

CHEM
Consider the following neutral electron configurations in which 'n' has a constant value. Which configuration would belong to the element with the most negative electron affinity, E-ea? a) ns^2 b) ns^2 np^2 c) ns^2 np^5 d) ns^2 np^6 would the answer be "d"??? (as in, it would ...
November 13, 2007 by K

Chemistry-Please help
When heated, calcium carbonate decomposes to yield calcium oxide and carbon dioxide gas via the reaction CaCO3(s)---->CaO(s)+CO2(g) How many grams of calcium carbonate are needed to produce 59.0L of carbon dioxide at STP?
October 16, 2009 by Rose

chemistry (science)
When heated, calcium carbonate decomposes to yield calcium oxide and carbon dioxide gas via the reaction CaCO3 ---> CaO + CO2 How many grams of calcium carbonate are needed to produce 73.0 of carbon dioxide at STP?
February 15, 2010 by beeni

chemistry
When heated, calcium carbonate decomposes to yield calcium oxide and carbon dioxide gas via the reaction \rm CaCO_3{\it(s)}\rightarrow CaO{\it(s)}+CO_2{\it(g)} How many grams of calcium carbonate are needed to produce 53.0 L of carbon dioxide at STP?
April 30, 2010 by Anonymous

chemistry
a chemical reaction occuring in a cylinder equipped with a moveable piston produces 0.58 mol of a gaseous product. If the cylinder contained 0.11 mol odf gas before the reaction and had an initial volume of 2.1 L, what was its volume after the reaction
May 15, 2011 by celina

Chemistry 1201
When heated, calcium carbonate decomposes to yield calcium oxide and carbon dioxide gas via the reaction CaCO3(s)->CaO(s)+CO2(g) What is the mass of calcium carbonate needed to produce 53 L of carbon dioxide at STP?
April 15, 2012 by John

Chemistry
1.) What are the equilibrium partial pressures of CO and CO2 if co is the gas present initially, at a partial pressure of .912 atm. Kp = 19.9 Fe2O3 + 3CO <--> 2Fe + 3CO2 I'm trying to find partial pressure of both CO and CO2 by calculating for "x" in the equilibrium problem
May 8, 2012 by Ali

holy school
H2 S + HNO3 --------> NO + H2 O + S 150 g of hydrogen sulfide are dissolved in 3500 mL of water. a. What is the molarity of the hydrogen sulfide solution? b. How many grams of sulfur can be produced from 50 mL of this solution? c. 22.4 L of nitrogen monoxide gas are ...
March 3, 2013 by mamta

Physics
1. Water with a mass of 2kg is held at constant volume in a pressure cooker. 10,000 J of energy is added from the heater inside the pressure cooker. The container is not terribly well insulated, so the container leaks 2000 J of energy to the surrounding air. What is the total ...
July 6, 2011 by Tina

chemistry
If a chemistry student collected 825 mL of gas at 25 degrees C and 7.90*10^2torr, how many moles did she collect? PV=nRT Put P in atmospheres. torr/760 = atm. V is volume (in LITERS.) solve for n, the number of mols. R is a constant of 0.08206 L*atm/mol*K T is temperature in ...
February 5, 2007 by Chrissy

Chemistry
Why does carbonate have a -2 charge and not -1? Why does phosphate have a -3 charge and not -2 or -1? Why does nitrate have a -1 charge and not -2 or -3? My answer: Based on the Lewis structure, these ions need a certain number of electrons in order to be stable...the octet ...
November 22, 2015 by Christina

Chemistry
Why does carbonate have a -2 charge and not -1? Why does phosphate have a -3 charge and not -2 or -1? Why does nitrate have a -1 charge and not -2 or -3? My answer: Based on the Lewis structure, these ions need a certain number of electrons in order to be stable...the octet ...
November 22, 2015 by Christina

AP Calculus AB
the temperature of a 10m long metal bar is 15 degrees celcius at one end and 30 degrees celcius on the other end. Assuming that the temperature increases linearly from the cooler end to the hotter end, what is the average temperature of the bar? Also, explain why at least one ...
February 13, 2011 by Destinyyy

Proportions
To convert a temperature in degrees Celsius to degrees Fahrenheit, multiply the Celsius temperature by 9/5 and then add 32 degrees. Is a temperature in degrees Celsius proportional to its equivalent temperature in degrees Fahrenheit? Explain your reasoning.
November 28, 2012 by Toph

Accounting
Motorcycle Manufacturers, Inc. projected sales of 76,000 machines for 2012. The estimated January 1, 2012, inventory is 6,500 units, and the desired December 31, 2012, inventory is 7,000 units. What is the budgeted production (in units) for 2012? a. 66,000 b. 75,500 c. 65,000 ...
July 20, 2013 by Anonymous

Physics-help please!
You decide to use your body as a Carnot heat engine. The operating gas is in a tube with one end in your mouth (where the temperature is 37.0 C) and the other end at the surface of your skin, at 30.0 C. What is the maximum efficiency of such a heat engine? e=2.26% Suppose you ...
December 15, 2007 by Christina

Goodwill Valuation 2 - Accountancy
In case of Admission: Given a balance sheet as at 31 Dec 2007. The new partner was admitted on 1 Jan 2007. Goodwill was agreed at 2 years purchase and was to be valued in accordance to the weighted average gross profit method for the previous four years starting from last year...
January 24, 2012 by sniper

chemistry
a 225.0 gram sample of aluminum is heated and the temperature increased from 50.0 celsius to 65.0 celsius for temperature change of 15.0 celsius. how many calories of heat was absorbed to produce this temperature change?
September 24, 2012 by sherry

Pre Algebra
The low temperature for 6 consecutive days in a Montana city were 9°,3°,4°,16°,11°,and 5°. What would the low temperature have to be on the seventh day to have a mean low temperature of 6°for the week?
April 3, 2014 by Angel

Math
f the air temperature at ground level is 90degrees°​F, the air temperature x miles high is given by ​T(x)equals=90minus−19x. Determine the altitudes at which the air temperature is from 52degrees°F to 42.5degrees°F.
March 25, 2016 by John

consumer math
Megan bought a car for $12,500. She made a down payment of $3,500 and financed the rest. If she made 48 payments of $240 each, how much interest did she pay?
January 28, 2010 by puppy01

chemistry
5oocm3 of 1.0 mol dm3 of sodium hydroxide solution at room temperature was placed in a styrofoam cup and 25cm3 of 2.0 mol-dm3 of hydrochloric acid was added at the same temperature.The temperature rose by 15.2 degrees celsius. Calculate the heat of neurtralization
March 8, 2015 by marie haynes

Chemistry
Calcium carbonate reacts w/stomach acid according to the following chemical equation. CaCO3+2HCl(aq)-> CaCl2(aq)+H2O(l)+CO2(g) A. Balance the eqaution B. Tums is one commercially sold antacid that contains CACO3. If Tums is added to 20.0ml of 0.400 M HCl, how many grams of ...
December 14, 2010 by Tony

Pie Charts
On the pie chart it reads: 1999 U.S. Electricity Generation by Fuel Type (Billion Kilowat hours) Coal: 1882, 51% Natural Gas:565 15.3% Petroleum: 119, 3.2% Nuclear: 728, 19.7% Hydroelectric: 307, 8.3% Other Renewables: 89, 2.5% What was the total amount of electricity ...
December 13, 2012 by Jake

Science--3 questions? :c
15. The___hypothesis suggests that our solar system evolved from a huge rotating cloud of dust and gas. 16. Lines of____are used to measure distances east or west of the prime meridian in degrees. 17. The major difference between a topographic map and other maps is that a ...
October 2, 2014 by anonymous

Chemistry
A 10.0 gram sample of a mixture of CH4 and C2H4 reacts with oxygen at 25°C and 1 atm to product carbon dioxide gas and liquid water. If the reaction produces 520 kJ of heat, what is the mass percentage of CH4 in the mixture? I am all out of tries on the homework, but I would ...
October 27, 2014 by Jane

Pure Maths
A container is in the shape of a right circular cone (inverted) with both height and diameter 2 meters. It is being filled with water at a rate of (pi)m^3 per minute. Fine the rate of change of height h of water when the container is 1/8th full(by volume). (Volume of a right ...
August 16, 2014 by Ariana

Algebra
My car gets 13 miles per gallon in the city and 30 miles per gallon on the highway. Suppose I used 15.867 gallons of gas and got an average of 15 miles per gallon for the trip.
May 24, 2016 by Anonymous

Math -word problem
The lowest recorded temperature in Sweden is -38 degrees and the lowest recorded temperature in Russia is -68 degrees. How much higher is the low temperature in Sweden than the low temperature in Russia. -68 + -38 = -106 degrees. Did I solve this right? why did you ADD the two...
March 2, 2007 by Stephen

health
Mary Happens is an 82-year-old Hispanic patient who has been admitted to the hospital. She has Medicare and Medicaid. What demographic factors should be considered in providing this patient health care? What is the effect of culture on prevention and use of alternative remedies?
June 18, 2014 by shay

CHEM
a mixture of 10cm3 of methane and 10cm3 of enthane was sparked with an excess of oxygen. after coolin to room temp, the residual gas was passed through aq KOH. what volume of gas was absorbed by the alkali ? Write the equations for CH4 + O2 and C2H6 + O2. Balance them. Look ...
May 29, 2007 by Pet

Chemistry 130
Will someone help me by letting me know if I did these correct, or if there the correct answers? Thanks! 2 (10). If two moles of hydrogen gas (H2) react in the following equation, how many moles of H2O will be formed? 2H2 + O2 „³ 2H2O a. 2 moles b. 4 moles c. 1 mole d. 8 ...
September 8, 2009 by Jessie

chemistry
Tongue touches a pipe . Calculate final temperature of the tongue. 500 g of aluminum. ambient temp is -5 degrees Celsius. tongue is 100 g. heat capacity is same as pure water. assume heat capacity of aluminum is 24 J/molK.
February 1, 2009 by kat

Chemistry
1 mol of an ideal gas expands under isothermal conditions (T=298.15K). The initial pressure and volume is 2.00 atm and 1.00L respectively, and the final pressure is 1.00 atm. Find the expansion work. The answer is w = -101.325 J. I am unsure how to get this answer. Can someone...
November 16, 2008 by Derek

physics
A quantity of an ideal gas is compressed to half" its initial volume. The process may be adiabatic, isothermal or isobaric. Rank those three processes in order of the work required of an external agent, least to greatest. doesn't adiabatic mean no work, so it would be the ...
June 23, 2009 by jane

physics
A quantity of an ideal gas is compressed to half" its initial volume. The process may be adiabatic, isothermal or isobaric. Rank those three processes in order of the work required of an external agent, least to greatest. doesn't adiabatic mean no work, so it would be the ...
June 23, 2009 by jane

Probability
The mean annual starting salary of a new graduate in a certain profession is $43,000 with a standard deviation of $500. What is the probability that the starting salary of a new graduate in this profession will be between $39,500 and $46,500?
December 8, 2016 by Bobbie

Math
Terry and Ed start a lawn mowing business and purchase the mowers and equipment for $1,300. They charge $15 for each lawn and use $2 worth of gas for each job. How many lawns must Terry and Ed mow before breaking even? a. 10 lawns b. 50 lawns c. 100 lawns*** d. 1,000 lawns
January 19, 2016 by Kaai97

Functions
A car has 16 gallons of gasoline in its tank when it starts it's journey. On a long highway trip, gasoline is used at a rate of about 2 gallons per hour. The gallons of gas, "g", remaining in the car’s tank after "t" hours can be modeled by the function: g( t ) = 16 – 2t
May 12, 2016 by BRIanna

physics
nucleus of oxygen-15 undergoes electron capture. Write out the reaction equation and determine the identity of the daughter nucleus
November 26, 2012 by tiffany

physics
nucleus of oxygen-15 undergoes electron capture. Write out the reaction equation and determine the identity of the daughter nucleus
November 26, 2012 by tiffany

physics
nucleus of oxygen-15 undergoes electron capture. Write out the reaction equation and determine the identity of the daughter nucleus
November 26, 2012 by tiffany

Science
an insect undergoes major changes in its life cycle - from egg, to larva, to pupa, to adult. This insect goes through what?
November 10, 2013 by Steve

S.M.JR College
A particle undergoes s.h.m having time period T. The time taken by it to complete 3 / 8th, oscillation starting from mean position
December 19, 2015 by yogesh sonewane

Mathematics
The cuboid undergoes a reduction by a scale factor of0.6, draw a sketch of the reduced cuboid labelling its dimensions clearly.
March 29, 2016 by Gangadari

Algebra
Suppose you want to determine the number of miles you can drive in your car. Your car gets 20 miles per gallon. The number of miles traveled varies directly with the number of gallons of gas the tank holds. Write a direct variation equation that represents this situation... I'...
June 9, 2014 by Maddison

Algebra
Suppose you want to determine the number of miles you can drive in your car. Your car gets 20 miles per gallon. The number of miles traveled varies directly with the number of gallons of gas the tank holds. Write a direct variation equation that represents this situation... I'...
June 9, 2014 by Maddison

chemistry
When 0.949 g of CaO is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 389C is observed. Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL, and the heat capacity is 4.184 J/gC. what is molar heat of reaction, Hrxn, for the reaction of CaO...
February 15, 2010 by blasting

chemistry
The percent water in methyl alcohol can be determined by gas chromatography using a capillary column coated with a non-polar stationary phase and a thermal conductivity detector. A series of calibration standards yielded the following results: Water content (% w/w) Peak height...
May 5, 2013 by noha

Chemistry
Many homes in rural America are heated by propane gas, a compound that contains only carbon and hydrogen. Complete combustion of of a sample of propane produced 2.641 grams of carbon dioxide and 1.422 grams of water as the only products. Find the empirical formula.
August 16, 2010 by Anonymous

Physics
A spacecraft of mass 2000kg, moves at a constant speed of 7800m.s- in space. the main engine switched on for 10s during which time the exhaust gases travels at 10 000m.s-. As a result of this, the craft travels at 8000m.s- after 10s. Calculate the mass of the exhaust gas.
February 12, 2013 by Kerry

chemistry
In the formation of smog, nitrogen and oxygen gas react to form nitrogen dioxide: N2(g)+2O2(g)→2NO2(g)How many grams of NO2 will be produced when 2.1L of nitrogen at 840mmHg and 28∘C are completely reacted? I know that you use the equation n=PV/RT to get the number...
October 26, 2013 by ellie

Chemistry
Why neon gas is used in botanical gardens and green houses? Why KrF6 doesn't exist? Why helium can diffuse through rubber,PVC and even glasses? Show two-center-two electron bonds and three-center-four electron bonds in B2H6?
August 22, 2014 by Edd

Chemistry
Calculate the work, in kJ, done when 126 g of tin dissolves in excess acid at 25.0˚C and 1.00 atm. Assume Ideal Gas behavior. Sn(s) + 2 H+(aq) → Sn2+(aq) + H2(g) I basically need to know how to find the change in volume since work=-pressure*volume change and I have ...
November 2, 2015 by Carol

Chemistry
Oxy acetylene welding uses acetylene gas which is produced by the reaction of CaC2 with water. It also produces calcium hydroxide as a by product.Calculate the volume in liters measured at 27°C and 965 torr that would be produced from the complete reaction of 11.2 g of CaC2 ...
August 30, 2016 by Vaidehi

chemistry
When hydrochloric acid reacts with zinc metal, zinc chloride and hydrogen gas are produced. How many moles of hydrochloric acid are needed to react with 2.3 moles of zinc?
May 5, 2011 by jadealexia

chemistry
When hydrochloric acid reacts with zinc metal, zinc chloride and hydrogen gas are produced. How many moles of hydrochloric acid are needed to react with 2.3 moles of zinc?
May 5, 2011 by Zuh-He.

chemistry
Lithium chlorate is decomposed with heat to give lithium chloride and oxygen gas. If 2.23g of lithium chlorate is decomposed, how many milliliters of oxygen are released at stp?
April 28, 2015 by kimberly

Chemistry
Sulfur dioxide (SO2) reacts with oxygen gas to make sulfur trioxide (SO3). How many grams of oxygen are used to produce 8.11 grams of sulfur trioxide?
April 9, 2016 by Petey

consumer math
start with $3,500 in cash and in owner's equity. You sell product purchased for $750 for $1,525.00 You purchase equipment for $500. You pay the rent by check for $450 You receive next month's power bill for $155.00 Cash $_____ Accounts Payable $___ Equipment $ 500.00 Owner's ...
January 30, 2012 by Yelena

Math
A Norman window has the shape of a rectangle surmounted by a semicircle. (Thus the diameter of the semicircle is equal to the width of the rectangle.) If the perimeter of the window is 24 ft, find the value of x so that the greatest possible amount of light is admitted.
November 14, 2011 by Ashleigh

Pre-Algebra
1.)Identify the underlined place in the decimal number 83.5 8 41.Round the number to that place. a.)thousandths;83.58 b.)hundredths;83.59 c.)hundredths;83.58 d.)thousandths;83.59 2.)Estimate $5.56 + $13.02 using front-end estimation. a.)about $19.60 b.)about $18.60 c.)about $...
October 29, 2014 by Gabriella

Chemistry
a 1.00-mol sample of phosphorus pentachloride placed in 10.0-L reaction flask and allowed to come to equilibrium at 250 degrees celsius; PCL5(g) = PCL3(g) Cl2(g) if the amount of chlorine in the equilibrium mixture is0.470 mol, calculate (a) the equilibrium concentration of ...
October 19, 2011 by MIndy

Chemistry
Consider the thermal decomposition of potassium chlorate. 2 KClO3 (s)-----> 2 KCl (s) + 3 O2 (g) A mixture containing KCl and KClO3 weighing 1.80 g was heated producing 1.40 x 102 mL of O2 gas at STP. What percent of the original mixture was KClO3? Is this how I should ...
December 13, 2014 by Anon

Accounting
Julie Molony opened Julie's Maids Cleaning Service on July 1, 2010. During July, the company completed the transactions. July 1 Invested $14,000 cash in the business 1 Purchased a used truck for $10,000 paying $3,000 cash and the balance on account. 3 Purchased cleaning ...
April 12, 2010 by Nichole

Physics
The masses of 1 mole of various gases are as follows: hydrogen about 2 grams, helium about 4 grams, nitrogen about 28 grams, oxygen about 32 grams and carbon dioxide about 44 grams. On the average how fast does a molecule of each gas move at 333 Celsius?
April 6, 2010 by Benny

physics
The masses of 1 mole of various gases are as follows: hydrogen about 2 grams, helium about 4 grams, nitrogen about 28 grams, oxygen about 32 grams and carbon dioxide about 44 grams. On the average how fast does a molecule of each gas move at 333 Celsius?
April 6, 2010 by Plaster

Science
Water freezes at 0 Celisus. If a temperature drop is causing a glass of water to freeze, how would a thermometer in the water most likely change as the water freezes? A. The temperature would keep rising steadily. B. The temperature would keep falling steadily. C. The ...
October 20, 2013 by Anne

Algebra
Please help. I have tried many times to come up with something after reading the material but I am completely stumped. A cubic container, with sides of length, x inches, has a volume equal to x^3 cubic inches. The height of the container was decreased and the length was ...
November 21, 2009 by Alaina

chemistry
1) Calculate the specific heat capacity (J/g oC) of iron, if a 803 g sample lost 937.4 J of heat energy in going from an initial temperature of 5.50 oC to a final temperature of 2.90 oC. 2)Calculate the final temperature (oC) of a 243 g sample of water originally at a ...
February 17, 2010 by eng

Chem (repost)
Hydrogen and carbon dioxide react at a high temperature to give water and carbon monoxide. H2(g) + CO2(g) --> H2O(g) + CO(g) (b) Suppose 0.052 mol each of H2 and CO2 are placed in a 1.5 L container. When equilibrium is achieved at 986°C, what amounts of CO(g) and H2O(g), ...
April 17, 2011 by Rachel

math
The lowest temperature ever recorded in the state of Oregon was54°F (in Seneca, on February 10, 1933). The state’s record high temperature occurred in Pendleton on August 10, 1898, when it reached 119°F. What is the historical temperature range in the state of Oregon?
August 30, 2007 by sandy

Chemistry
What volume of carbon dioxide is produced when 0.979 mol of calcium carbonate reacts completely according to the following reaction at 0oC and 1 atm? calcium carbonate (s)---> calcium oxide (s) + carbon dioxide (g) Should I use the ideal gas law?
April 25, 2012 by Mohamed

English
Write the possessive noun. 1. (Water) three states are solid, liquid and gas>. Answer: Water's 2. (Wells)novel The Time Machine is a classical. Answer: Wells 3. (Julius) stopwatch clocked Mia at a record speed. Answer: Julius
December 17, 2016 by Kimmy

math
Write and solve the number sentences she could use. Ms. Cloudcover, the TV weatherperson, noted that Sunday’s temperature was 12, much warmer than the -7 on Friday and the -2 on Saturday. She remembered that Thursday’s temperature was 0 and checked to see how far Saturday...
February 21, 2011 by Anonymous

Calculus
Resolve a 500-N force into two rectangular vector components such that the ratio of their magnitudes is 2:1. Calculate the angle between the greater component and the 500-N force.
May 2, 2010 by Kayla

statistics
an average of 0.56 defects per 500 yards. Using the Poisson formula, find the probability that the number of defects in a given 500-yard piece of this fabric will be more than 3
March 22, 2011 by Tim

math
Ed buys a car on credit . He makes a down payment of $1,500 and pays $250 per month for 36 months. What is the finance charge if the cash price on the car is $9,500
July 21, 2011 by Anonymous

math
The inequality 10x + 20y > 500 models all of the combinations of scores of 10 and 20 points that will give a total greater than 500 points in a game. What is not true about the values for x and y?
February 27, 2014 by Anonymous

Linear programe
x1 number of pitsburge x2 number of IMB max 30 x1 + 15 x2 st 40 x1 + 30 x2 < 6000 40x1 >500 30x2>500 x2 750 x1,x2> 0 Question is Formulate this LP Model write in standared form
October 15, 2014 by bobmarely23

Math
Ah! This is so hard! From midnight to 6:00 am the temperature rose 8 degrees C. At 6:00 am the temperature was -20 degrees C. What was the temperature at midnight? It's supposed to involve integers...
February 25, 2015 by Summer

math
In the city , the monthly high temperature for July is 88°F. The record monthly low temperature is 30°F .what is the range of temperature for July?
August 31, 2015 by amia

Math
The temperature was negative for Celsius at midnight by the next morning the temperature rose by 12 Celsius what would be the temperature for the morning
September 4, 2015 by Linda

Algebra
The temperature at 7 AM in Chicago was 12 degrees. If the temperature increased 3 degrees every hour. What would the temperature be in Chicago at noon?
January 4, 2016 by Mandy

maths
At 8: 00, the temperature was 6 degrees Celsius (°C). Three hours later, the temperature was -13°C. By how many degrees Celsius did the temperature change? Is the answer 19°C
May 24, 2016 by roma

math
The temperature rose 2 degrees every 5 minutes if the final temperature aftee 30 minutes was -4 degrees, what was the beginning temperature
October 4, 2016 by Anonymous

Grade 3 science
Are cotton balls a better insulator than paper. I say cotton balls but the teacher wants me to write a hypothese which I did and explain how I would test it. I know cotton is a better insulator because it is used in materials can you give me a test or explain a test for this? ...
May 30, 2007 by Marie

Calculus optimization
A rectangular storage container with a lid is to have a volume of 8 m. The length of its base is twice the width. Material for the base costs $4 per m. Material for the sides and lid costs $8 per m. Find the dimensions of the container which will minimize cost and the minimum ...
November 20, 2011 by A

HELP!! OPTIMIZATION CALCULUS
A rectangular storage container with a lid is to have a volume of 8 m. The length of its base is twice the width. Material for the base costs $4 per m. Material for the sides and lid costs $8 per m. Find the dimensions of the container which will minimize cost and the minimum ...
November 23, 2011 by Kay

chemistry
Could you help me get a definition for each of these words. for i can have a better understanding of them Thanx Titration gas collection crystalization fractional distillation solvent limiting reagent I have defined titration, gas collection, crystallization, fractional ...
September 28, 2006 by brittany Rusk

physics!
A centrifuge is a device in which a small container of material is rotated at a high speed on a circular path. Such a device is used in medical laboratories, for instance, to cause the more dense red blood cells to settle through the less dense blood serum and collect at the ...
February 14, 2011 by Gina

Physics
A centrifuge is a device in which small container of material is rotated at a high speed on a circular path. Such a device is a used in medical laboratories, for instance, to cause the more dense red blood cells to settle through the less dense blood serum and collect at the ...
July 15, 2011 by Kelli

Physics
A centrifuge is a device in which small container of material is rotated at a high speed on a circular path. Such a device is a used in medical laboratories, for instance, to cause the more dense red blood cells to settle through the less dense blood serum and collect at the ...
July 15, 2011 by Kelli

Physics!!
A centrifuge is a device in which small container of material is rotated at a high speed on a circular path. Such a device is a used in medical laboratories, for instance, to cause the more dense red blood cells to settle through the less dense blood serum and collect at the ...
July 18, 2011 by Kelli

physics
A centrifuge is a device in which a small container of material is rotated at a high speed on a circular path. Such a device is used in medical laboratories, for instance, to cause the more dense red blood cells to settle through the less dense blood serum and collect at the ...
February 22, 2012 by Natasha

Physics
A centrifuge is a device in which a small container of material is rotated at a high speed on a circular path. Such a device is used in medical laboratories, for instance, to cause the more dense red blood cells to settle through the less dense blood serum and collect at the ...
October 3, 2013 by Tyler

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