Tuesday
December 6, 2016

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: 27,601

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

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

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

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

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

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

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

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

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

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

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

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
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

statistics
4.The College Boards, which are administered each year to many thousands of high school students, are scored so as to yield a mean of 500 and standard deviation of 100. These scores are close to be normally distributed. a. What percentage of the scores can be expected ... ... ...
March 25, 2015 by kelli

Chem
I'm unbelievably stuck on this problem. Any help would be appreciated. Red phosphorous is formed by heating white phosphorous. Calculate the temperature at which the two forms are at equilibrium, given white P: (heat of formation)= 0.00 kj/mol; standard molar entropy= 41.09 J/...
March 4, 2007 by Chris

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

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

physical science
Helium has the lowest boiling point of the elements. The slightest change in temp can cause it to vaporize and expand. To prevent pressure explosions, a line from the tank has a "burst disk" in case a of sudden pressure increse. then the diaphragm would rupture and release the...
January 1, 2011 by anonymous

science
Helium has the lowest boiling point of the elements. The slightest change in temp can cause it to vaporize and expand. To prevent pressure explosions, a line from the tank has a "burst disk" in case a of sudden pressure increse. then the diaphragm would rupture and release the...
January 1, 2011 by anonymous

Math
The temperature, throughout the year, in a particular town can be graphed using trigonometric functions. On July 24th, the hottest day of the year, the temperature is 27 degrees Celsius. On Jan. 24th, the coldest day of the year, the temperature is -11 degrees Celsius. ...
December 22, 2015 by Chris

chem
A sample of 7.80L of NH3 (ammonia) gas at 22 degrees and 735mmHg is bubbled into a 0.350L solution of 0.400M HCL(hydrochloric acid). The Kb value for NH3 is 1.8x10-5 Assuming all the NH3 dissolves and that the volume of the solution remains at 0.350L , calculate the pH of the ...
April 22, 2009 by tomi

chem
A sample of 7.80L of NH3 (ammonia) gas at 22 degrees and 735mmHg is bubbled into a 0.350L solution of 0.400M HCL(hydrochloric acid). The Kb value for NH3 is 1.8x10-5 Assuming all the NH3 dissolves and that the volume of the solution remains at 0.350L , calculate the pH of the ...
April 23, 2009 by tomi

science
1.5173 g of organic iron compound containing FE , C ,H and O is burnt in oxygen gas produced 2.838 g OF carbon dioxide and 0.8122 g of water. In separate experiment to determine the mass % of iron, 0.3355 g of the compound yielded 0.0758 g iron (II) oxide. Determine the ...
June 28, 2016 by Nor

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

chemistry
for my homework i have to explain why there are the same amount of particles in the beginning and at the end of heating iron and sulphur, i don' know how to. can you help me, quick?
October 6, 2008 by Sola

science
How do uneven heating of the planets surface and the coriolis effect work togahter to produce global wind patterns
January 19, 2010 by kayla

physics
which one of the property is true for mirror 1-refraction 2-refletion 3-communication 4-measuring length 5-gravity 6-heating object
November 24, 2010 by sweetie

Science
Can energy from wind turbines be used for heating and cooling in a house? If so, please give a website so that I can do some research.
January 6, 2014 by Anonymous

chemistry
calculate the volume of oxygen at 15 degree Celsius and 745mmHg pressure. which could be obtained by heating 10g of potassium trioxochlorate(v)
January 18, 2015 by Henshaw Michael

Gen Science 2
lightning is actually an enormous display of the concept of? A) chemical heating B) solar energy C) magnetism D) groundind
January 19, 2015 by KAt

Opra college
Chemistry work........the volume of oxygen measured at stp will br produced on heating 24.5grams of potassium trioxochlorate(v)
August 6, 2015 by Pelumi

Chemistry
How much amount of CaCO3 in gm having % purity 50 percent produces 0.56 litre of CO2 at STP on heating. (Answer 5)
November 16, 2016 by Atif

Grammar
Which of the following choices is a run-on sentence? A. Take public transportation, it saves gas B. Join the army and see the world C. Why did the student body council vote to change the lunch time? D. It's a story night; it's a perfect time to watch television E. None of the ...
July 8, 2010 by Ace.

Statistics
A simple random sample of cars in a city was categorized according to fuel type and place of manufacture. domestic foreign gasoline 146 191 diesel 18 26 gasoline/ 51 79 electricity hybrid 1. If the two variables were independent, the expected number of foreign gas/electric ...
August 21, 2013 by Brandon

chemistry
Write a balanced equation for the following reaction. Use whole number coefficients and subscripts appropriately. When hydrochloric acid is mixed with sodium hydrogen carbonate, the mixture fizzes. The fizzing occurs because the reaction produces a gas, namely carbon dioxide. ...
February 1, 2016 by Mike

chem
given the reaction - Fe(s)+H2SO4(aq)->FeSO4(aq) + H2(g) the volume of the balloon was 4400m^3 and the loss of hydrogen gas during filling was est. at 20%. what mass of iron splints and 87% (by mass) H2SO4 were needed to ensure complete filling of the balloon? assume temp of...
November 15, 2007 by mel

chemistry
Methane reacts with an excess of chlorine gas. [it's an equation] I have the reactants: CH4(g) + Cl2(g) --> ? I was thinking single replacement, making CCl4 for sure. I'm just not sure about that hydrogen, unless it's just H2, and when balanced the full reaction is this: ...
January 4, 2010 by anonymous

chemistry
If 1.70 liters of 0.670 M CuSO4 solution is electrolyzed by passing 4.70 amps through the solution for 3.00 hr using inert electrodes. (a) As electrolysis proceeds, how does the acidity of the solution change? (b) How many grams of Cu metal are formed at the cathode? (c) How ...
November 19, 2010 by Dana

Chemistry
The shown chromatogram was recorded on a column of 30 m length and 0.32 mm internal diameter with a carrier gas flow rate of 2 mL/min. Determine the dead time of this column. I keep getting a dead time that is really really small but I know it should be around 5 minutes...any ...
February 4, 2011 by Derrek

Chemistry
chloroform (chcl3) has a Hvap of 29.6 kj/mol and its boiling point occurs at 61.7c. the specific heat capacity of liquid chloroform is 0.622 J/gC while that of the gas is 0.714 J/gC. How much energy (in kJ) needs to be removed to condense 250 g of gaseous chloroform from 75.0C...
September 19, 2012 by sjhfds

socials environment
i have to make poster that show global environmental problem of present and future. i got to divide my paper into 4 seprate component and label air, water, soil, and forests and i have to draw 4-10 environmental problems in each component quarter, and on back of sheet i have ...
January 18, 2012 by Mohammad

Chemistry Lab
We did a lab where we reacted antacid with HCL and measured the pressure increase after the reaction. Then we found the percent concentrations of calcium carbonate of the antacid tablet. The question is: say the percent of calcium carbonate from trials 1 & 2 are consistent ...
January 20, 2009 by Shaniquaa

math!
The Black's assets are to be divided among their three children Josh, Sanjeev, and Alan in the ratio of 8 : 6 : 3. For full marks your answer(s) should be rounded to the nearest cent. a) If Josh received $9,500 from the sale of securities, what amount should Alan receive? ...
February 6, 2010 by *Thara*

Chemistry Confusion!
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 ...
November 15, 2008 by Derek

Urgent 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 repost
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

science
Mr beck gigantic gas guzzling exhaust spewing urban assault vehicle suburban weighs 10000ponds it takes mr becck 2 minutes to drive 1.5 kilometers to west valley fitness so he can ride the stationary exercise bike for a half hour How much work and power did the suburban do? A...
October 24, 2009 by sherrie

Physics
What is the gas pressure inside the box shown in the figure? I have a picture but website wouldn't allow me to post the link for the picture. So I am trying my best to describe it. it is a u-shape tube and it is holding mercury in it. One side has 16cm of mercury and other ...
November 15, 2009 by ana

Chemistry
What is the enthalpy change (in kJ) for burning 49.0 g of methyl alcohol? I tried this question and got the wrong answer of 1047.74. A gas is compressed from 73.7 L to 1.9 L at 0.70 atmospheres? In addition a total of 4400 J of heat are gained from warmer surroundings. What is...
October 19, 2012 by Anonymous

Chemistry
You have a chemical sealed in a glass container filled with air. The glass container has a mass of 200.0 grams and the chemical has a mass of 850 grams. The total mass of the setup is 1050 grams. The chemical is ignited by means of a magnifying glass focusing sunlight onto the...
January 23, 2012 by Staci

chemistry
You have a chemical sealed in a glass container filled with air. The glass container has a mass of 200.0 grams and the chemical has a mass of 800 grams. The total mass of the set-up is 1000 grams. The chemical is ignited by means of a magnifying glass focusing sunlight onto ...
August 1, 2013 by Kris

Chemistry
Which of the following mixtures of KCl in water is a saturated solution and which is an unsaturated solution; 1)100g of KCl in 100mL of H2O at 40°C 2)50g of KCl in 100mL of H2O at 70°C 3) 120g of KCl in 100mL of H2O at 60°C My data is: Temperature82°C 58°C 39°C 18°C 16...
February 19, 2013 by Lori

Chemistry
The equilibrium constant, K, for the following reaction is 1.54×10-2 at 506 K: PCl5(g) PCl3(g) + Cl2(g) An equilibrium mixture of the three gases in a 15.7 L container at 506 K contains 0.207 M PCl5, 5.64×10-2 M PCl3 and 5.64×10-2 M Cl2. What will be the concentrations of ...
November 26, 2016 by Daniel

chemistry
A saturated solution of NaCl (dissolved in water) has a concentration of 4.01 M at a given temperature. The solution has a volume of 1 L (1000 mL). If the water were to evaporate until the volume of the solution is 500 mL (and then stirred), what would the concentration of ...
February 14, 2013 by Avi

Algebra
In order to covert temperature from Celsius to Fahrenheit,one can use the following equation f= 1.8c+32,where C is the temperature in Celsius and F is the temprature in Fahrenheit.what is the temperature in Fahrenheit when C is 15 degree?
September 13, 2013 by Kiran

maths
The temperature in a town was 24 degrees at midday. The temperature rose by 5 degrees to reach a maximum at 2pm and the dropped 17 degrees before midnight. what was the temperature at midnight?
July 24, 2016 by daniel

math
The lowes temperature ever recorded in the state of Oregon was -54F (in Seneca, on February 10,1933). The state's record high temperature occured in Pendleton on August 10,1898, when it reached 119F. What is the historical temperature range in th state of Oregon?
September 16, 2008 by PJ

math
Thank you Ms. Sue. I need help with this problem. The surface of Jupiter is made of colorful clouds created by various chemicals in the atmosphere. The temperature at the top of the clouds is -230 degrees F. The temperature below the clouds is 70 degrees F. Which temperature ...
March 5, 2015 by Mel

Chemistry
The oxides of Group 2A metals (symbolized by M here) react with carbon dioxide according to the following reaction: MO(s) + CO2(g)  MCO3(s) A 2.85-g sample containing only MgO and CuO is placed in a 3.00-L container. The container is filled with CO2 to a ...
September 30, 2012 by Helga

Chemistry! I need help quick! Thank you very much!
2h2O2 + 2H2O ---> 2H2O + O2 If 50cmcube , 2.0 mole/dmcube of hydrogen peroxide is decomposed and volume of oxygen gas collected. How much hydrogen peroxide is decomposed?
June 19, 2011 by Click6

math
my homework saids express each phrase as a rate and and unit rate round to the nearest hundredth. 120 miles on 4 gallons of gas the ratio is 30 to 1 I have to write it in a rate and unit rate to the nearest hundredth.
September 14, 2015 by laila

chemistry
a mixture of O2 and gas "Y" (mol wt. 80) in the mole ratio a:b has a mean molecular weight 40.. what would be mean molecular weight,if the gases are mixed in the ratio b:a under identical conditions? (gases are non reacting)
May 15, 2016 by kasturi

Functions Math
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 14, 2016 by Anonymous

Chemistry- Kinetics
2. At 600 K the decomposition of gas ohase nitroethane (CH3CH2NO2) is first order with a rate constant of 1.9*10^-4 s^-1. CH3CH2NO2 --> C2H4 + HNO2 a) Write out the differential and integrated rate laws for this reaction. b) If a 10.0g sample of nitroethane is heated to ...
April 7, 2012 by Tasneem

Physics II
It is ~ 100 miles of mostly interstate driving to camp. Using your model from parts (b) and (c), how much does it cost me to drive to camp if I drive 55 mph, 65 mph, and 75 mph? (don’t forget the return trip) the current price of gas for part c is 3.89/gal I have tried to ...
March 4, 2013 by Henry

Chemistry
Atmospheric pressure on the peak of Mount Everest can be as low as 0.20 atm. If the volume of an oxygen tank is 10.0 L, at what pressure must the tank be filled so that the gas inside would occupy a volume of 1.2x10^3L at this pressure? Tried using the P1V1 = P2V2 formula and ...
May 4, 2016 by Gale

math
If a man drove 3.5 miles to a gas station and on the way home drove 2 times that +.7 miles,how many miles did he drive?? 3.5 + 2 times 3.5 + .7 = what Do the math. 17.5 omg ur so smart...
June 7, 2007 by Caitlyn

Algebra
a math test is worth 100 points and gas 38 problems. Each problem is worth either 5 points or 2 points. How many problems of each point value are on the test?
December 22, 2014 by Johnny test

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