Monday
December 22, 2014

Posts by Chris


Total # Posts: 2,259

math
none of ur business
August 2, 2011

math 209
The perimeter of a rectangle is 44ft the length is 4ft longer than the width. Find the demensions. Write a system of linear equations and solve the resulting system. Let x be the length and y be the width.
July 17, 2011

218
I have a question for Mrs. Sue. When you used quotations around University when describing Ashford were you trying to suggest something? I am about to finish my accounting degree there and have often wondered if I will fin discrimination because of the stigma that is ...
July 15, 2011

math
what is a proof of the pythagoarean theorem?
July 14, 2011

Geometry
What is Two capital letters printed in sequence
July 6, 2011

Geometry
M and N are the midpoints of PR(which has a line over PR) and QR(which has a line over QR)respectively. Using graph paper, repeat this process from the last problem using different coordinates for P, Q, and R. How do these lengths MN and PQ compare now? What do you think you ...
July 6, 2011

Geometry
M and N are the midpoints ofandrespectively. Using graph paper, repeat this process from the last problem using different coordinates for P, Q, and R. How do these lengths MN and PQ compare now? What do you think you can conclude about the lengths of these segments? (In your ...
July 6, 2011

Geometry
Use the diagram below for the following question. P(2,1), Q(11,1), and R(8,7) M and N are the midpoints of PR (which has a line over PR)and QR (which has a line over QR) respectively. Find MN and PQ. How do these lengths compare with each other
July 6, 2011

Geometry
Use the diagram below for the following question. P(2,1), Q(11,1), and R(8,7) M and N are the midpoints ofandrespectively. Find MN and PQ. How do these lengths compare with each other?.
July 6, 2011

Chem
What is the wavelenght of a radio station operating at a frequency of 99.6 MHz?
July 3, 2011

Chem
A certain shell is known to have a total of 16 orbitals, which shell is it?
July 3, 2011

Chem
What is the speed of an argon atom that has a de Broglie wavelength of 5.2 pm?
July 3, 2011

math
Find the number of round trip commuter rail tickets sold. 1.Thirty times as many round trip tickets as 12 ride tickets were sold. 2.The total number of tickets sold represented 1440 rides Example of chart below Rides per ticket x Number of tickets sold = Total rides 12 ride ...
June 30, 2011

algebra
the length of a rectangle is twice its width w. A second triangle, which is 8cm longer and 3 cm narrower than the first triangle, has a perimeter 154 cm. What is the dimension of each triangle.
June 30, 2011

algebra
a boat weighs 1500 lbs more than its motor and 1900 lbs more than its trailer. Together the boat and motor weigh five times as much as the trailer. How much does the boat weigh? Please explain or show how to set up the equation.
June 30, 2011

algebra
the greater of two consecutive integers is 20 more than twice the smaller. what are the integers
June 30, 2011

Chem
What is the mole fraction of H2 in a mixture with the total pressure of 800 torr when the partial pressure of H2 is 90 torr?
June 29, 2011

Chem
In an experiment, 7.5 mol of a gas are held in a 3.5 L container at 39 c. What pressure does the gas exert if it is assumed to be ideal?
June 29, 2011

Chem
In an experiment, 25.0 ml of a gas with a pressure of 1. atm is contained in a balloon at 25.0 c. The Balloon is then cooled to 5.0 c, and the pressure is found to be .750 atm. What is the volume of the gas under the new conditions?
June 29, 2011

Chem
What is the volume of a gas that exerts a pressure of 457 mm Hg, if it excerted a pressure of 250 atm when its volume was 25.0 ml.
June 29, 2011

Chem
A Baloon is filled with 3.00 L of helium at a pressure of 765 Torr. What is the volume of the baloon at an altitude where the atmospheric pressure is 530 torr?
June 29, 2011

statistics
Classify the variable as nominal, ordinal, discrete, or continuous, and explain: Customer’s driver’s license number
June 28, 2011

chemistry
How many grams of HCl must be added to make 1 liter of a 2.0 M HCl solution
June 23, 2011

College Physics
100 grams of molten lead (600oC) is used to make musket balls. If the lead shot is allowed to cool to room temperature (21oC), what is the change in entropy (in J/K) of the lead? (For the specific heat of molten and solid lead use 1.29 J/g oC; the latent heat of fusion and the...
June 12, 2011

Calculus ll
find the second order derivative, rxy(x,y) for r(x,y)=xy/8x+5y
June 9, 2011

Algebra
Find the equation of the line given pair of points. (2,5) and (6,6) Y=?
June 8, 2011

ANT 101
A, A,b,b,d
June 8, 2011

Calculus ll
Find the partial derivative of the function with respect to each of the independent variables.f(x,y)=xe^2y
June 7, 2011

businesscommunication
Main idea(s), background information, negative elements, benefits, goodwill ending
June 4, 2011

Math
(5y-4) squared simplified the answer is not 25ysquared+16
May 26, 2011

algebra
(5y-4) squared simplified
May 26, 2011

algebra
Two angles are complemtary. The large angle is 1 less than 6 times the smaller angle. which system could be used to determine the larger angle X and the smaller angle Y?
May 26, 2011

finance
Refer to Figure 7-1 of Personal Finance. Why is it important to go through these steps when you are planning on making a large purchase? Provide at least one example to support your response.
May 25, 2011

Physical Science 2nd Semester
A student lifts a backpack with a force of 50 Newtons. She lifts the backpack 2 meters off the floor. Calculate the work that she has done.
May 24, 2011

Science
What does Hubble's law tell us?
May 22, 2011

chemistry
Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water? increasing temperature increasing pressure decreasing surface area decreasing temperature
May 15, 2011

chemistry
Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water?
May 15, 2011

Grammar-Capitalization
According to this resource: web hyper text transport protocol etc. taftcollege.edu/newTC/Academic/LiberalArts/owl/CAPITALSdotHTML one does not capitalize seasons. See number 5 on that list.
May 12, 2011

Science
Electrons move at a speed of 4.4 104 m/s through a 6.0 10-2 T magnetic field which is perpendicular to their motion. Calculate the radius of the electrons' circular path.
May 11, 2011

geometry
If Úc ≅ Úd, mÚc = 5x - 7, and mÚd = 3x + 25, how many degrees are in Úc? 9‹ 16‹ 52‹ 73‹
May 11, 2011

Physics
100,000J of heat is added to a 2.0KG of ice at -8degrees C. How much ice melts?
May 10, 2011

Chemistry
What is the pH, pOH [OH-] and [H+] for 0.000535 M hydrosulfuric acid?
May 8, 2011

Chemistry
What is the molarity and normality of 100.3 grams of calcium hydroxide dissolved in 775 ml of water?
May 8, 2011

basic grant writing
what are the differences between competitive and noncompetitive grants?
May 5, 2011

College Algebra Application
Newton's Law of Cooling T(t)=T0+(T1-T0)e^-kt The police discover the body of a murder victim. Critical to solving the crime is determining when the murder was committed. The coroner arrives at the murder scene at 12:00pm. She immediately takes the temperature of the body ...
May 5, 2011

College Algebra
Thanks for the help.
May 5, 2011

College Algebra
Solve using Elimination or Substitution: 4x^2+9y^2=36 x+3y=3
May 5, 2011

social studies
i need to write a summary and the home front is a event in world war 2
May 3, 2011

social studies
i need an summary on The Home Front
May 3, 2011

MATH
peter bought a computer that cost 1,500. The computer is on sale for 15% off. Peter paid 7% sales tax on the sale price of the computer. How much did peter pay? My answer would be 1,604.25 can you explain how to do the problem if it is wrong
May 3, 2011

algebra
What is the Pythagorean theorem? How is it used?
May 3, 2011

ELA (QUICK QUESTION)
what are some reading skills
May 2, 2011

geography
how do you think the existance of nearly 3000 ethnic groups and 800 languages affects life in countries south of the sahara
May 2, 2011

College Algebra
Solve the exponential equation algebraically: 2^x+1=5^2x
April 28, 2011

chem
Thanks a lot! =) Very helpful.
April 27, 2011

chem
sorry 0.180
April 27, 2011

chem
At a certain temperature, the reaction CO(g) + 2H2(g) <===> CH3OH(g) has Kc = 0.500. If a reaction mixture at equilibrium contains 0.00436 M CH3OH and 0.220 M H2, what is the equilibrium concentration of CO? The answer is 0.280 M. I dont know how to get it.
April 27, 2011

chemistry
oops, wrong thread. but i have the same question regardless.
April 27, 2011

chemistry
Oops, here it is. refer to the following equilibrium below: A <===> B Keq = 10
April 27, 2011

trig
Verify the equation is an identitiy: cot(x)tan(x+pi) - sin(pi-x)cos((pi/2)-x) = cos^2x Thanks
April 27, 2011

Chemistry
What is the correct way to write a chiral system or R and S system?
April 26, 2011

Chemistry
I need to know the most polar bond in each molecule. HSCH2CH2OH / HC12F / HOCH2CH2NH2
April 26, 2011

algebra
y = -x2 - 4x + 4
April 25, 2011

Chemistry
I need the name of the following compounds using the IUPAC method: O CH2CH3 O || | // / \/ \/ \ OH
April 25, 2011

Chemistry
I need the name of the following compounds using the IUPAC method: NH2 CH2 | | Br\/ \/\/
April 25, 2011

Chemistry
I need the structural formulas for the organic compound trans 3,4,5-triethyl-2-octyene
April 25, 2011

Chemistry
I need the structural formulas for the organic compound 1,3,5 Trichlorocyclohexane
April 25, 2011

Chemistry
I need to know the most polar bond in each molecule. HSCH2CH2OH / HC12F / HOCH2CH2NH2
April 25, 2011

programming
Create a Flash movie that uses motion animation to change a figure from a large size to a small size and back as it moves from the top to the bottom of the right side of the stage.
April 23, 2011

Colleges
I want to attend UC Irvine. But with the GPA, grades, no AP classes until next year, I feel that chance is very slim.
April 21, 2011

Colleges
I'm a Sophomore with a 3.3810 GPA. I really want to get into a UC school. I recently finished a quarter and ended up with a 3.25 with one "C." Will that one "C" affect me a lot? I'm not taking AP classes which is the bad thing.
April 21, 2011

Calculus
Gas is escaping a round balloon at2units^2/min.How fast is the surface area shrinking when the radius is 12units?
April 20, 2011

physics
A mass of 0.116 kg hangs from a vertical spring in the lab room. You pull down on the mass and throw it vertically downward. The speed of the mass just after leaving your hand is 5.60 m/s. (a) While the mass moves downward a distance of 0.04 m, how much work was done on the ...
April 17, 2011

Math
You are given 9 to 1 odds against tossing three heads with three coins, meaning you win $9 if you succeed and you lose $1 if you fail. (Find the expected value of the described game. Would you expect to win or lose money in 1 game? in 100 games? Explain.
April 14, 2011

chemistry
i am just simply stuck on this question
April 14, 2011

chemistry
Decide if each of the following principles were first discovered during Thompson's cathode ray tube experiments, Rutherford's gold foil experiment, Millikan's oil drop experiment or none of these. Label each one with either Thompson, Rutherford, Milikan, or none of...
April 14, 2011

Math
hfg
April 13, 2011

math
5/6 of 60 minutes is 50 minutes. 1/3 of 50 minutes is 1/6 of 100 minutes, or 16.66 minutes... the devil's 666 is in there lurking! Here's a question for you: If I add 5 + 5/4 do I get the same amount or answer as when I ...
April 12, 2011

Maths
Solve the initial value problem (dy/dt)+2y=15 sin(t)+15 cos(t) with y(0)=3
April 11, 2011

Maths
Solve the initial value problem (dx/dt)+2x=cos(2t) with x(0)=5
April 11, 2011

alegbra
How does the number game work. How does the number game use the skill of simplifying rational expressions?
April 11, 2011

chemistry
first convert the kg of SO2 to grams of SO2 then convert to moles by dividing by its molar mass secondly convert between moles of 2SO2 and 2CaSO4 which is a 2/2 ration so no change in moles then multiply your moles by CaSO4's molar mass to get grams, then multiply that ...
April 7, 2011

math
The weekly take-home pay (in dollars) for 20 graduate teaching assistants at University Z is as follows: 500.75,217.43,488.25,405.78 485.46,495.48,370.75,435.40 479.65,482.56,470.28,489.90 382.50,500.75,465.32,481.25 506.43,225.50,504.38,179.25 Find the mean,median, and ...
April 7, 2011

Chemistry
How much heat (in kilojoules) is evolved or absorbed in the reaction of 2.90g of Fe2O3 with enough carbon monoxide to produce iron metal? Fe2O3 + 3CO ---> 2Fe + 3CO2 dH=-24.8kJ How do you find q (of the 2Fe in kJ).
April 6, 2011

Math
4z3(3z-1)+7(3z-1)
April 4, 2011

Chemistry
If a 25.0 mL sample of 0.500 M HCl solution were diluted 125-fold, what would be the volume and concentration of the diluted solution?
April 4, 2011

grammar
Yes! Okay... I am really going to try that. Thank you for boosting my brain :)
April 2, 2011

grammar
Can someone please help me in figuring out how to write adjectives and adverbs in a sentence. I do not know why this is so difficult for me.... I know what each means, yet I am having trouble identifying them in sentences. Any advice is appreciated :\
April 2, 2011

physics
give an example of projectile motion;include in your explantion the term velocity , accleration and displacement orginality in your example will be appreciated?
March 31, 2011

physics urgent please
Give an example of projectile motion;include in your explantion the term "velocity" , "accleration" and "displacement", orginality in your example will be appreciated?
March 31, 2011

physics
Two person watch the same object move.Marty says it accelerates straight up downward,but joanne claims it falls along a curved path.describe the conditions under which each person would be reporting correctly what they see. sorry for my mistakes can you please answer it ms.sue
March 31, 2011

science(physics)
Two person watch the same object move.Marty says it accelerates straight up downward,but joanne claims it falls along a curved path.describe the conditions under which each person would be reporting correctly what they see. sorry for my mistakes can you please answer it
March 31, 2011

science(physics)
two perons watch the sameobject move marty says it accleartes downward but joanne clams it falls along a curved path describe the condtions under which each person would be reporting correclty what they see.
March 31, 2011

science(physics)
give an example of projectile motion;include in your explantion the term velocity , accleration and displacement orginality in your example will be appreciated?
March 31, 2011

MATH
A DICTIONARY,CUBE AND A GEOBOARD IS MEASURED BY GRAMS OR KILOGRAMS
March 30, 2011

MATH
KILOGRAM
March 30, 2011

MATH
A JUMPROPE IS MEASURED BY GRAMS OR KILOGRAMS
March 30, 2011

chemistry
the following reaction is endothermic; 3O2(g) = 2O3(g) If this reation is at equilibrium will it shift to the right or left if we: 1) add some oxygen
March 30, 2011

Math
A rope 3/4 yard long is cut into 9 pieces. Each piece is the same length. how long is each piece?
March 28, 2011

Geometry
The geometric figure that encloses the most area is a circle. A circumference C=100=2pi r so r=15.92 and Area = pi r^2 = 795.77 Your rectangle of 40*10 = only 400 sq. ft. A perimeter of 25 feet per side times 4 sides = a length of rope 100 ...
March 27, 2011

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