Questions Asked on
July 9, 2012

Chem 1046
Consider the reaction: I2(g) + Cl2(g) 2 ICl(g) Kp = 81.9 at 25°C Calculate ΔGrxn for the reaction at 25°C under each of the following conditions: (a) standard conditions (b) at equilibrium (c) PICl = 2.48 atm; PI2 = 0.321 atm; PCl2 = 0.219 atm
asked by Anonymous 
geometry
An architect plans to draw a rectangular patio with segment LM representing one side of the rectangle. He wants to construct a line passing through Q and parallel to side LM. He uses a straightedge and compass to complete some steps of the construction as
asked by Anonymous 
physics
A 55 kg hiker starts at an elevation of 1600 m and climbs to the top of a 3400 m peak. (a) What is the hiker's change in potential energy?
asked by Danny 
Chemistry
Is ClO2> a Bronsted acid, base, or both?
asked by Robert 
MATH
You’re building a rectangular frame 10 inches by 11 inches. How many feet of wood do you need?
asked by TINA 
Stats
In a study of children with a particular disorder, parents were asked to rate their child on a variety of items related to how well their child performs different tasks. One item was "Has difficulty organizing work," rated on a fivepoint scale of 0 to 4
asked by James 
geometry
You need to lay communications cable around the perimeter of three offices, each 8' by 10'. How much cable do you need?
asked by Patty S 
math
I have 200 canadian dollars and exchange them for 1/5 fewer us dollars. After spending 3/4 of my us dollars how much do I have left?
asked by robbin 
reading
the reason the test questions and answers is up there because its all wrong answers on purpose for cheaters. when i first started i passed two test by myself. then the last three test try to cheat to use the answers and failed three test then retook them
asked by erica 
chemical equilibrium
Calculate the value of Kc for 4NH3(g) + 3O2(g)= 2N2(g) + 6H2O(l)
asked by mohamed 
Stats
You want to rent an unfurnished onebedroom apartment in Boston next year. The mean monthly rent for a random sample of 14 apartments advertised in the local newspaper is $1200. Assume that the standard deviation is $230. Find a 95% confidence interval for
asked by James 
Chem Scc
5.82 g of CuNO3 is dissolved in water to make a 0.240 M solution. What is the volume of the solution?
asked by Anonymous 
ALGEBRA
A line passes through the points whose coordinates are (c,3c) and (2c,5c).Assuming that c is not 0 find the slope of the line A2 B1/2 C1/2 D2
asked by RICARDO 
Finance
Andrea Corbridge, Calculate the frontier for all possible investments combinations of Kalama Corp. and Adelphia Technologies (from 0% to 100%, in 1% increments). Determine the optimal risky portfolio if the riskfree rate is 3%.
asked by Meika 
algebra ll
The number of books checked out from the library varies directly with the number of book reports assigned. There were 3375 books checked out when there were 225 book reports assigned. How many book reports have been assigned if there are 13,500 books
asked by vane 
chem 1046
Calculate the solubility (in grams per 1.00 102 mL of solution) of magnesium hydroxide in a solution buffered at pH = 9. Enter your answer to 2 significant figures.) Ksp = 2.06e13
asked by Anonymous 
Chemistry
How would I find the limiting reagent in the chemical equation...CuSO4*5H2O+2K2C2O4*H2O>K2[Cu(C2O4)2]*2H2O+K2SO4+5H2O I got that K2C2O4 was the limiting reagent but I don't know if that is correct.
asked by Zachary 
Math
A minicone has a diameter of 2 inches at the widest point and holds 12.5 in3 of ice cream. A megacone holds 133.1 in3 of ice cream. What is the diameter of the megacone at its widest point?
asked by Kayla 
chem
For a mixture of 12.0mL of 0.004. M AgNO3 and 8.0mL of 0.0025 M K2CrO4, a colorimetric measurement of CrO42 in the equilibrium supernatant liquid found its concentration to be 1.5*10^4 M. Calculate the Ksp of Ag2CrO4.
asked by jerry 
Probability & Statistics
You want to rent an unfurnished onebedroom apartment in Boston next year. The mean monthly rent for a random sample of 14 apartments advertised in the local newspaper is $1200. Assume that the standard deviation is $230. Find a 95% confidence interval for
asked by James 
science
two spheres carrying charge q are hanging from a same point of suspension with the help of threads of length 1 m in a space free from gravity . the distance between them is?
asked by Juli 
College Chemistry
give the balanced equation for oxidation of iron(II)ion by permanganate and find how many millimoles of permanganate ion react with one millimole of ammonium iron(II) sulphate. I have the balanced equation: MnO4+8H+5Fe^(2+) > Mn+4H2O+5Fe^(3+) what would
asked by Anonymous 
Government
Why does Texas have so many special districts, and what are some of the problems associated with them?
asked by Danielle 
maths
the perimeter of the school is 128m. it is 24m wide. how long is it.what is it's area
asked by rebecca 
Mathematics
a credit union pays 8 percent per annum compound interest on all fixed deposits. a consumer deposited $24000 in an account. calculate the total amount of money in the account at the end of two years.
asked by INDIANA 
math
You have the following data: A plane flying at its maximum speed can go 190 miles per hour with a tailwind or 150 miles per hour into a headwind. (a) What is the wind speed?
asked by darlene 
chem 1046
calculate the equilibrium constants at 25°C for each reaction. ΔGf° for BrCl(g) is −1.0 kJ/mol Br2(g) + Cl2(g) 2 BrCl(g)
asked by Anonymous 
Physics
Two objects A and B are involved in a totally elastic collision The mass of A is 8.8 kg and the mass of B is 0.5 kg. The velocity of A is 4.5 m/s and the velocity of B is 0 m/s. If they collide elastically, what will be the final velocity of A in m/s?
asked by M 
heron formula
A RHOMBUS SHAPED SHEET WITH PERIMETER 40 CM. AND ONE DIAGONAL 12 CM., IS PAINTED ON BOTH SIDES AT THE RATE OF RS.5 PER METER SQUARE. FIND COST OF PAINTING.
asked by manjeet 
Physics
A 0.3 kg ball strikes a wall head on and then rebounds straight back. The initial speed was 10.0 m/s and the speed after it rebounds was 1.9 m/s. What was the magnitude of the total impulse on the ball during the collision in N*s?
asked by M 
Math
The sum of the angles of any triangle always equals ?
asked by Ashley 
Math
A cylinder measures 6 ft tall and 3 ft wide. If those measurements are tripled, find the volume of the cylinder in cubic feet?
asked by Anonymous 
Physiologyhelp please:(
A child is brought to the speech therapist because she does not pronounce highpitched sounds (like "s"). Name the sensory organ that is most likely the problem and what area of the organ is being affected? She also experiences extreme dizziness and loss
asked by Alison 
Algebra 1
On 2 investments totaling 15,00, peter lost 2% on one and earned 8% on the other. If his annual receipts were $204, how much was each investment?
asked by Daniel 
Physics
A 3kg mass attached to a spring with k = 145 N/m is oscillating in a vat of oil, which damps the oscillations. (a) If the damping constant of the oil is b = 14 kg/s, how long will it take the amplitude of the oscillations to decrease to 1% of its original
asked by James 
physics
The Moon can be considered to be a sphere with uniform density with mass MM and radius RM. At the (exact) center of the Moon, the gravitational force on a mass m due to the mass of the Moon is? I know the answer is zero but want to know why using gauss'
asked by lanre 
Physics
Assume you construct a new water tower for a town water supply. Assume the tank is in the shape of a sphere with a diameter of 21ft. Assume the tank is made of formes and welded .5 in steel plate that weighs 150 lb per ft3. What is the weight on each of
asked by Lindsey 
Psychology
One attribute that the StanfordBinet,WAISIII,and WISCIV have in common is that they are all:
asked by Sandra 
Algebra
Hi! I just want you to check if my answers are correct. Factor the expressions: 1. 15a^2(b2)^2 + 20a^3(b2)^3 = my answer is 5a^2(b2)^2 [3 + 4a(b2)] 2. 18p^2q^3 (r6)+ 24(r6) = my answer is 6(r6)[3p^2q^3 + 4] 3. 24(xy)^2 + 48(yx)  72(xy)^3 = my
asked by Anonymous 
Accounting
I have most of them done but would like to have these ones double checked... Please Help!!! 12. Research and development costs (R&D) are generally A. listed as "longterm assets" on the balance sheet. B. expensed and become part of the income statement. C.
asked by sammie 
GSGS
what is a limiting reagent of the reaction CuSO4 and Pb(NO3)2
asked by GSGS 
Math
Solve the exponential equation. Use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution. 7^4x = 4.9
asked by Anonymous 
Statistics
I just need to know what formula I need to use to get started on this equation: A man that was shot out of a cannon and the mean is 140 feet, stand. dev. is 10, landing net is 28 feet long. To maximize the peron's probability of landing on the net, how far
asked by DellaRae 
math
the sum of one fifth of an integer and one tenth of that integer is at most 20. find the greatest possible integer.
asked by meep 
Mathmatics
A pile of sand that is stockpiled for winter road treatment is in the shape of a perfect cone. The beginning diameter is 110ft and the height at the center is 24ft. Assume wet sand weighs 3400 lbm/yd3. a) How many cubic yards of sand are in the pile? b)
asked by Jacob 
algebra
Solve by setting up the proper equation to describe the facts given and then carrying out the mathematical calculations to solve for the unknown variable(s). Three times a larger number added to 4 times a smaller number totals 24. When twice the smaller
asked by Cory 
Statistic
A training center claims that 75% of people taking national exam on achievement. In a sample of 90 people who took the exam only 39 have passed the exam. Use hypothesis testing to determine whether the training center claim is justified. Use 5% level of
asked by Mark 
physics
a) You need to move a test particle across a floor. Given source that has a charge of q = 3e, What is the displacement between the source and the particle if you need the particle to travel 2.5m in t = 2.5s? Note: the source emits this charge only the
asked by Anonymous 
English
1. Who sent a postcard from Santorini? Judy did. 2. With whom is Judy traveling in Greece? He is traveling in Greece with Mom. 3. When did they arrive in Athens? They arrived in Athens five days ago. 4. What is the capital of Greece? It is Athens. 5. What
asked by rfvv 
math
Find the balance in an account that has $700 invested at 5.5% for 4 years compounded semiannually.
asked by dylan 
Foreing languages
Could you check if everything is correct, Writeacher? 1) My husband and I would like to spend the period from August ... to August .. in . We are looking for a fourstar hotel on a sea front , which offers a a kids’ club as well as a playground where my
asked by John 
math
2/3w+2=5/3w w=
asked by sherri 
Trig
Given y=24cos(3xpi/4), find each of the following, giving the general representation of the location of all minimums. Also provide the graph of two full cycles, labeling everything. Domain = Range = Amplitude = Period = Ph. Shft. = Interval for one
asked by Joe 
math
the larger of two numbers is 6 more than 4 times the smaller. if the smaller number is onefifth of the larger, find both numbers
asked by meep 
Physics
A spaceship and its occupants have a total mass of 170000kg . The occupants would like to travel to a star that is 31 lightyears away at a speed of 0.40c. To accelerate, the engine of the spaceship changes mass directly to energy. How much mass will be
asked by Jordan Stark 
parts of speech
People express thoughts mainly by using
asked by Anonymous 
health
Our biological clocks make us feel most sleepy from? A. 9pm5am B. 6pm6am C. 10pm4am D. 12am7am
asked by NItra 
MIT
A 2kg block on a flat horizontal surface is pulled with a force of 15 N directed 10 degrees above the horizontal. It is found to accelerate at 2m/s^2. Find the coefficient of kinetic friction at the interface?
asked by Joe Parterner 
chemistry please help me please!!!
When one student did this experiment, he started with 19.5 mL of 0.118 M monoprotic acid. The endpoint was reached when 17 mL of base was added. What was the concentration of the base?
asked by Sabrina 
Math  Probability
You invent a new system to make excellent racing tires for the Indianapolis 500/ Your tires are good for an average of 105 miles, with a standard deviation of 7.5 miles. What is the probability that one of your tires can go for at least 44 laps? What is
asked by Laura 
chemistry lab
How does the presence of a common ion affect the solubility of a salt? Explain in terms of equilibrium.
asked by craig 
Physics
A thin rod L = 9.0 cm long is uniformly charged and has a total charge of 4.4 nC. Find the magnitude of the electric field at a point P located at a distance R = 13.5 cm from the center of the rod when: (a) The point P lies along the axis of the rod
asked by Rain 
carpentry
what is the angle of a ladder with a 4 metre vertical and a 1 metre horisontal
asked by jan 
math
find the value of x^3+y^312xy+64 when x+y= 4
asked by siyad 
Western Civilization/ Social Science
How has the two world wars, The Cold War and the Computer Revolution reduced the global economic clout of the Western European Atlantic powers and the U.S.
asked by Ariel 
science
is there any alloy which is equally dense with gold?
asked by vimal 
algebra
write in algebraic expressions: a number x increased by three times y
asked by maria 
Math
The vase company designs a new vase that is shaped like a cylinder on bottom and a cone on top. The catalog states that the width is 12 cm and the total height is 42 cm. What would the height of the cylinder part have to be in order for the total volume to
asked by Gabi 
PHYICAL
A ball,500g,thrown upward at 20 m\s reaches an elevation of 15m.how much energy is lost.
asked by zz 
statistics
A sample of 200 students in a English class were asked How long did you sleep last night? sample mean: 6.4 hours S.D. = 1.6 HOURS Standard Error = .11 hours sample size = 200 What type of data is used in this example? my answer: MEASUREMENT DATA What
asked by Sheri 
statistics
A 95 confidence interval for the proportion of men that have ever dozed off while driving is 007 to 0.14. For women, a 95% confidence intervAL for the proportion that have dozed off while driving is 0.19 to 0.25. Assume both intervals were computed using
asked by Sheri 
history
Which country lawyer from Ashtabula, Ohio, argued that criminals are not born, but are made by the unjust condition of human life?
asked by jen 
medical
a. xenology b. morphology c. xenomorphology d.monumentology Which one of the above answers are the study of the form of body parts is called?
asked by devon 
Math  Calculus
how to solve limits?
asked by John 
algebra
A dump truck can haul 16 loads of dirt in 4 hours. How long will the dump truck spend hauling 25 loads?
asked by Kami 
DeskToping
If you accidentlly delete a word or group of words you can get it back by choosing the _____ command. A. F1 B. Cut C. Redo D. Undo I got D. A word processor's _______ feature compares the words in your document against those in an online dictionary. A.
asked by Ciara 
stsats
A researcher wanted to answer the following question: What is the difference in students' computer anxiety based on whether or not they own computers? The researcher surveyed 92 undergraduate education students via an online survey. In the survey, the
asked by Help Please 
Algebra 1
On 2 investments totaling 15,00, peter lost 2% on one and earned 8% on the other. If his annual receipts were $204, how much was each investment?
asked by Daniel 
math
A person hired a fire to build a CB radio tower. the firm charges 100 for labor for the first 10 feet. After that, the cost of the labor for each succeeding 10 feet is $25. more than the preceding 10 feet. That is, the next 10 feet will cost $125, the next
asked by Anonymous 
English
e.g. You can stay with my mom. What is the meaning of the sentence above, #1 or #2? 1. You are allowed to stay with my mom. 2. You are able to stay with my mom.
asked by rfvv 
geometry
A cable that is used to support a 73 foot tower is secured to the fround 38ft from the base of the tower. Find the angle of elevation to the nearest degree that cable makes with the ground? Idont know how to do this? Explain?
asked by Lilone 
geomerty
a wheel has a dimater of 12 cm, how many turns does it take to go 2 meters?
asked by billy 
american government
is the public vulnerable to exploitation by powerful groups owing to their monoploy over information and why is the public vulnerable
asked by michelle 
Statistics
What formula do I use to find: a man that was shot out of a cannon, mean is 140 feet, stand. dev is 10, landing net is 28 feet long. how far away should the edge of the net be? I just need a push!
asked by DellaRae 
History
How did Alfred the Great secure his modern reputation as a statebuilder?
asked by Alma Dean 
PHYICAL
What is equivalent between points a and b when R=3 R R \/\/\//\/\/\/\/       a   R  b  /\/\/\/\    R  \/\/\/\/
asked by ssoo 
PHYICAL
What is equivalent between points a and b when R=3 R R \/\/\//\/\/\/\/       a   R  b  /\/\/\/\    R  \/\/\/\/
asked by z 
PHYICAL
What is equivalent between points a and b when R=3 R R \/\/\/\/\/\/ a /\/\/\b \/\/\/\/
asked by z 
INTERIOR DESIGN
DRAW A ROUGH TIME SCHEDULE IN BAR CHART FORM FOR A 2000 SQ' RESIDENTIAL PROJECT TO BE COMPLETED IN TWO AND HALF MONTHS.
asked by DESAI VIRALI D. 
Psychology
The entire class was in an uproar.The teaching assistant had proctored the exam while the professor was attending a conference,and the test seemed unrelated to the chapters that they had studied.The students'complaints are based on the test's lack of:
asked by Sandra 
geography
Match each item on the left with an item on the right. Question 1 options: philosophy calling for greater economic equality in society creator of the Kremlin in Moscow country once controlled by the Soviet Union term that means "selfrule" organized
asked by Kiri 
algebra 2
SOLVE= log[6](x+3)+log[6](x+2)
asked by leo 
College Math
Write the mixed number as an imprper fraction. 7 1/9 = A. 64/9 b. 22/3 c. 7/1 d. 65/9 I think the answer is A.
asked by Amanda 
Ethics
Ethical contractarianism focus on agreements between individuals, individuals and the community. true or false
asked by Victoria 
governement
In 34 sentences, explain why is voting important in a democratic society.
asked by victoria 
Grammar
Which one is correct? There is a quarrel between he and Ralph. OR There is a quarrel between him and Ralph.
asked by Anonymous 
ALGEBRA 2
y varies directly with x, and y = 2 when x = 5. What is the value of x when y = 15? A. x = 25 B. x = 10 C. x = 6 D. x = 37.5
asked by leo 
human development
what are the goals of psychometric testing are:
asked by maxine 
human development
what are the results of renee baillargeon's sliding carrot research may suggest the object permanence
asked by sally 
Integrated Math 1
Suppose a parabola has its vertex at (0, 1) and its zeros at x = 3 and x = 3. Then equals _____. A. 9x^2 B. 11/9x^2 C. x^21 D. x^29
asked by Tifini 
Math
Calculate the volume of a cylinder that is 5.615 mm in height and 17.03 mm in diameter.
asked by Elisabeth 
Differential Equations
Solve the differential equation below with initial conditions. Compute the first 6 coefficient. Find the general pattern. (1x)y"y'+xy=0 y(0)=1, y'(0)=1
asked by Jason 
english
the coordinating conjunctions that can be used to combine two complete sentences with a comma are for and nor because yet so is this true.
asked by meca 
Statistics
Are you annoyed with spam email? Suppose a random sample of 200 Kent State students was asked this question of which 80% said that they are annoyed. From the provided information we can find the following: sample percent = 80% (sample proportion = .80)
asked by Sheri 
Physio help please
why might an endurance athlete wish to increase his or hematocrit?
asked by Alison 
Math
Solve the equation by expressing each side as a power of the same base and then equating exponents. 2x = 16
asked by Anonymous 
math
which of the following is a situation where finding the surface area would be appropriate
asked by riah 
Physics
Two balls are involved in a completely inelastic collision. The first ball has a mass of 0.25 kg and an initial velocity of 9.27 m/s in the xdirection The second ball has a mass of 0.50 kg with an initial velocity of 2.61 m/s in the xdirection. What is
asked by M 
English
1. He tattooed a rose on the arm last night. 2. He obeyed the traffic rules yesterday. 3. His speech annoyed the audience very much. 4. He woos the lady to marry him every day. (Are the sentences grammatical?)
asked by rfvv 
US History
Did people in Virginia convert Native Americans to Christianity?
asked by greeny