Questions Asked on July 20, 2011

What is the ph of 2.5 M solution of HClO4?
1. 2 answers
2. asked by Josh
3. 4,237 views
The 92 million Americans of age 50 and over control 50% of all discretionary income (AARP Bulletin, March 2008). AARP estimated
1. 2 answers
2. asked by Anonymous
3. 3,620 views
The reaction of calcium bicarbonate, Ca(HCO3)2 with hydrochloric acid, HCl, produces a solution of CaCl2, gaseous carbon
1. 1 answer
2. asked by terria
3. 2,708 views
Some gliders are launched from the ground by means of a winch, which rapidly reels in a towing cable attached to the glider.
1. 1 answer
2. asked by Kristi
3. 2,606 views
I have a chemistry test that I need help with. My answers have stars by them Can someone please help me with the answers to this
1. 8 answers
2. asked by Winona
3. 2,378 views
a mixture of 50g of S & 1x10^2g of Cl2 reacts completely to form S2Cl2 &SCl2. Find the mass of S2Cl2 formed.
1. 1 answer
2. asked by susan
3. 2,106 views
Find an equation for the hyperbola described.Foci at (-4,0) and (4,0); asymptote the line y= -x. Please explain the steps of
1. 3 answers
2. asked by EVJ
3. 1,974 views
hemophilia is a sex linked recessive disorder. A man who has a hemophilia has a daughter who has a normal phenotype. She marries
1. 1 answer
2. asked by sushk
3. 1,612 views
(7x^2-16)/(x^2-2x)solve by using partial fraction decomposition. i cant figure out how to do this because after i split up the
1. 3 answers
2. asked by gabs
3. 1,598 views
A 49.9-g golf ball is driven from the tee with an initial speed of 48.8 m/s and rises to a height of 24.0 m. (a) Neglect air
1. 3 answers
2. asked by Kristi
3. 1,519 views
I need help, could someone please check my answers to these five questions below. If I answered any that were wrong, please help
1. 1 answer
2. asked by Sharon
3. 1,467 views
A clerk was asked to change a $10 bill. She returned 9 more dimes than nickels and twenty-one more quarters than dimes. How many
1. 2 answers
2. asked by Sally
3. 1,423 views
A car moving at 50km/hr skids 15m with locked brakes. How far will the car skid (with locked brakes if the car moves at 100km/hr
1. 1 answer
2. asked by latrice
3. 1,397 views
If a translation maps point (3, 2) to (4, 5); or T : (3, 2) (4, 5), indicate the image for (2, 4).
1. 2 answers
2. asked by robbie
3. 1,387 views
Why would a company use an undifferentiated targeting strategy?____a. The needs of individual consumers are similar, and
1. 1 answer
2. asked by vedrana
3. 1,261 views
The way you see and define your self is known as youra) self-esteem b)self concept c)social identity d)self-esteem variability
1. 5 answers
2. asked by vedrana
3. 1,167 views
Third parties are also calledminor parties theocratic parties anti-Republicans authoritarian partie
1. 3 answers
2. asked by Anonymous
3. 1,164 views
What is the equilibrium constant "Kp" at 200 C for the reaction below:P4(s) + 6 Cl2(g) --><-- 4 PCL3(l) Given the following at
1. 1 answer
2. asked by k
3. 1,116 views
In a multiple-choice test, each question has five options. Students will get 5 points for each correct answer; lose 2 point for
1. 2 answers
2. asked by Jen
3. 1,105 views
the means of travel within and between neurons is different because:a. electrical signals move impulses within the neuron, while
1. 1 answer
2. asked by Deanie
3. 1,060 views
Morgan's decided to put a much larger share of its promotion budget into ____ because of the heavy reliance it will be placing
1. 1 answer
2. asked by vedrana
3. 1,024 views
Essay. Show all work. the rectangular swimming pool is given by 2x^2-5x-3 ft.^2. One side length of the pool is given by 2x+1
1. 1 answer
2. asked by shay
3. 978 views
True or false1. The energy of a collision between atoms or molecules must be greater than the activation energy for bonds to be
1. 2 answers
2. asked by Josh
3. 967 views
The circumference of a sphere was measured to be 74.000 cm with a possible error of 0.50000 cm. Use linear approximation to
1. 2 answers
2. asked by Julie
3. 941 views
Please check my work.Correctly identifying the part of speech of each of the word in the sentence. The new mail carrier finally
1. 10 answers
2. asked by Priya
3. 930 views
Please check my work.Identify whether each sentence is complex, an exclamation, declarative, or interrogative. 1. Tim likes
1. 2 answers
2. asked by Priya
3. 928 views
A ball of radius 14 has a round hole of radius 8 drilled through its center. Find the volume of the resulting solid
1. 0 answers
2. asked by Jordan
3. 926 views
when ax^2+bx+c is divided by x-1, the remainder is 10 if the same poly. is divided by x+2 the remainder is 1. x+1 is a factor of
1. 1 answer
2. asked by rock
3. 911 views
why is it important for human services workers to know about financial management? two examples that tells your point.
1. 0 answers
2. asked by laniece
3. 901 views
are offers of cash to customers who purchase a specific product, and ____ are offers of cash to customers who purchase a
1. 0 answers
2. asked by vedrana
3. 894 views
Jessica Zelinka, a Canadian heptathlete won a gold medal in javelin throw at the Pan American games in 2007. Suppose h(t)=
1. 0 answers
2. asked by Munira
3. 871 views
Selling for $5 each, programs are a tricky business. Under substantial pressure from Wisner, Madduxknows he has to ensure that
1. 0 answers
2. asked by Johnelle
3. 864 views
differentiate y=(x)^(1/2)e^(-x).i need the calculation work. [ans: -x^(1/2)e^(-x) + 1/2(x^-1/2)e^(-x)]
1. 1 answer
2. asked by elis
3. 864 views
Essay, show all work. find the following product. (y-8)^2
1. 2 answers
2. asked by shay
3. 842 views
what is the relationship between the distance fallen from an object as a function of time for an object experiencing air
1. 1 answer
2. asked by ike
3. 822 views
What kind of molecule is NADH dehydrogenase? Where and how does it typically function?
1. 1 answer
2. asked by mema
3. 810 views
hi there i realy need a script about noisepollution plz help me.thanks :D
1. 1 answer
2. asked by Sam
3. 808 views
I need someone to let me know if I answered these two questions correctly.1st Question Amy knows that when she runs over and
1. 2 answers
2. asked by Sharon
3. 797 views
what is the angular momentum quantum number for the orbital from which an Mg atom loses two electrons to form Mg2+ ion.
1. 1 answer
2. asked by kb
3. 793 views
Re-post? [H3O+] in 0.15 M C2N2H8 and 0.35 M C2H2H9Cl; Kb= 4.7 x 10^-4
1. 1 answer
2. asked by hal
3. 781 views
Please check my work.Identify whether each sentence is complex, an exclamation, declarative, or interrogative. 1. Tim likes
1. 6 answers
2. asked by Priya
3. 743 views
You are attempting to determine whether a plant-derived processed food sample (for example, acorn chip) contains material from a
1. 0 answers
2. asked by billy
3. 741 views
a mixture of NaBr & NaCl has a mass of 2g & found to contain 0.75g of Na. What is the mass of NaBr in the mixture?
1. 1 answer
2. asked by elis
3. 740 views
A uniform bar of iron is supported by a lon, uniform Hooke's Law spring. The spring is cut in half exactly and the two pieces
1. 1 answer
2. asked by Capreeca
3. 737 views
Hello, i need help.This is Work-Energy Theorum A car moving at 50km/hr skids 15m with locked brakes. How far will the car skid
1. 1 answer
2. asked by latrice
3. 736 views
Mr. Doodle’s grade distribution over the past 3 years for a course in college algebra is shown in the chart below.Grade Number
1. 11 answers
2. asked by Jen
3. 732 views
What is the equilibrium constant "Kp" at 200 C for the reaction below:P4(s) + 6 Cl2(g) --><-- 4 PCL3(l) Given the following at
1. 1 answer
2. asked by l
3. 714 views
On December 31, 2008, University Theatres issued $500,000 face value of bonds. The stated rate is 6 percent, and interest is
1. 0 answers
2. asked by me
3. 692 views
A sample of ammonia gas at 65.5°C and 0.921 atm has a volume of 15.31 L. What is its volume when the temperature is -15.8°C
1. 1 answer
2. asked by blake
3. 671 views
On top of one of the peaks in Rocky Mountain National Park the pressure of the atmosphere is 500. torr. Determine the boiling
1. 3 answers
2. asked by San
3. 657 views
the lens to retina distance in the human eye averages 2.0cm what is the power of the lens of the human eye
1. 1 answer
2. asked by kb
3. 648 views
Summarize each event and explain how the changing attitudes of the time were expressed through these various political events
1. 1 answer
2. asked by Anonymous
3. 645 views
a mixture of 50g of S & 1x10^2g of Cl2 reacts completely to form S2Cl2 &SCl2. Find the mass of S2Cl2 formed.
1. 1 answer
2. asked by ella
3. 641 views
find the product.(7x^2-y)(7x^2+y)
1. 1 answer
2. asked by Mike
3. 641 views
Explain how a pan's surface affects the outcome of the baked product?
1. 1 answer
2. asked by Michael
3. 621 views
Please check my work.Which word is correct? 1. I think (there, their, they're) son is the quarterback of the team. ---> "there"
1. 8 answers
2. asked by Priya
3. 613 views
Kim is 9 years older than her siater. kim is one more than 3 times her sisters age. How old is kim?
1. 2 answers
2. asked by lisa
3. 600 views
Please help me on these questioons (Science homework)?1. When people decide to use resources in the environment carefully it is
1. 3 answers
2. asked by Tommy
3. 594 views
Which type of high speed memory is common to almost all personal computers?a)L1 b) L2 c)L3 d)L4 is a) correct answer?thank you
1. 5 answers
2. asked by vedrana
3. 592 views
How do I find the mass of KHP?0.5050 grams of KHP was used and placed into a 250mL volumetric flask and diluted to the mark with
1. 1 answer
2. asked by Linda
3. 583 views
Can you please check these few sentences, please? Thank you very much in advance.1)I let you know about our daily timetable as
1. 1 answer
2. asked by Henry2
3. 578 views
Is it possible to calculate heat of vaporization if i only have pressure and temperature.
1. 1 answer
2. asked by San
3. 577 views
For each of the following samples that were given an experimental treatment, test whether these samples represent populations
1. 0 answers
2. asked by shawn
3. 570 views
thanks mathmate. It's way above my head to. I got another questionConsider the following two equations: x^2 + y^2 = 42 x + 3y +
1. 6 answers
2. asked by Lee
3. 568 views
Essay. Show all work. A gardener wants to create a triangular garden in the shape of a right triangle with the shortest side
1. 1 answer
2. asked by shay
3. 567 views
In a multiple-choice test, each question has five options. Students will get 5 points for each correct answer; lose 2 point for
1. 2 answers
2. asked by Jen
3. 564 views
Sketch the graph and find following info:Vertex: Focus: Directrix: Axis of Symmetry: Ends of Latus Rectum: (x-2)^2=4(y-3) I
1. 1 answer
2. asked by EVJ
3. 560 views
What is the estimate quotient of the following:48.3 divided by 7
1. 2 answers
2. asked by Alexis
3. 539 views
If the profit equation for the monthly sales of tile sets is P = -x^2 + 56x - 300, how do I find the number of tiles that yeilds
1. 3 answers
2. asked by Aria
3. 538 views
In recent decades, the Federal Government has borrowed money mostly to:a. finance special expensive projects b. provide funds
1. 2 answers
2. asked by Anthony
3. 536 views
1)what are the main changes in this current global market?2) how do you define a global manager?
1. 1 answer
2. asked by janki
3. 536 views
lim (7-6x^5)/(x+3)....the lim is x->+infinity [ans=-infinity but i get 0] can someone show me the calculation work.
1. 1 answer
2. asked by ella
3. 532 views
Create a stacked contour plot of the MRI data, showing the first, eight, and twelfth layer of the data.An MRI visualization
1. 1 answer
2. asked by Lee
3. 520 views
The president's military powers:a. are strictly limited to times of war b. are shared with congress c. only apply to the use of
1. 1 answer
2. asked by Anthony
3. 518 views
________ give the president the power to issue executive orders.a. the constitution and the judicial branch b. congressional
1. 2 answers
2. asked by Anthony
3. 516 views
Thanks MathMate. Print plotting sounds awful O_O. What you suggested was correct and this code workeddisp('Problem 13.9')
1. 6 answers
2. asked by Lee
3. 514 views
3 numbers x y and z are to bea randomly chosen between 0 and 1.A What is the probability that X + y + z will be less than 1? B
1. 1 answer
2. asked by Jane
3. 512 views
What is the estimate of the following quotient:48.3 divide by 7
1. 1 answer
2. asked by Alexis
3. 511 views
lim (2x^2+3x-2)/ (2x-1)the lim is x->1/2 [ans:5/2 but i get 3/2) can someone show me the calculation work.
1. 1 answer
2. asked by ella
3. 507 views
Would you please help Lee with his problem?Sra
1. 2 answers
2. asked by SraJMcGin
3. 507 views
In a problem I had to create a animation of the functionsin(x-a) were a ranged from 0 to 8pi Code: x=[-2*pi:.00001*pi:2*pi];
1. 2 answers
2. asked by Lee
3. 506 views
What is the initial rate of *appearance* of SO3(g)?a reaction and table are given: reaction: 2S02(g)+O2 -------> 2 SO3(g) Table
1. 1 answer
2. asked by j
3. 505 views
What is the pressure change for the reaction below at 25 C in the process of reaching equilibrium if there is initially enough
1. 1 answer
2. asked by l
3. 505 views
a car moving with constant acceleration covered a distance of 50 metres between two points in 5 seconds. if the velocity of the
1. 1 answer
2. asked by kofi
3. 504 views
Suppose we have a population of scores with a mean (ì) of 200 and a standard deviation (ó) of 10. Assume that the distribution
1. 1 answer
2. asked by Sam
3. 503 views
The half-life of 234U, uranium-234, is 2.52 105 yr. If 97.7% of the uranium in the original sample is present, what length of
1. 3 answers
2. asked by Anonymous
3. 499 views
List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person
1. 0 answers
2. asked by trenda
3. 498 views
Please check my work.Identify whether if this sentence is complex, an exclamation, declarative, or interrogative. The car broke
1. 6 answers
2. asked by Priya
3. 498 views
PLEASE Help me create a better thesis statement than this:Three arguments can be identified in “The Private History of a
1. 1 answer
2. asked by Clair
3. 497 views
what system of government gives all key powers to the national government.
1. 1 answer
2. asked by Anonymous
3. 497 views
John rented a van for $250 for the week plus $.20 a mile. How far can John driveifhe only wants to spend a totalof $325? Write
1. 1 answer
2. asked by Joyce
3. 495 views
The government's practice of spending more than it takes in results in:a. greater dependence on regressive taxes than
1. 3 answers
2. asked by Anthony
3. 493 views
Which has a greater influence on a person’s health: individual choices and actions (micro perspective) or community policies
1. 0 answers
2. asked by silvia
3. 493 views
Help me create a better thesis statement than this:Three arguments can be identified in “The Private History of a Campaign
1. 3 answers
2. asked by Clair
3. 490 views
What is the pressure change for the reaction below at 25 C in the process of reaching equilibrium if there is initially enough
1. 1 answer
2. asked by l
3. 478 views
need help with writing a thesis statement on renting an apartment is better than buying a house.
1. 2 answers
2. asked by Jane
3. 476 views
The number of people taking the bus at price p dollars per ticket is given by x=5000(5-p)^1/2.For what value of P is the demand
1. 1 answer
2. asked by Lee
3. 476 views
A NASA satellite showed that in 2003 the ozone hole was much larger than it was in 2002. The 2003 hole measured 1.04 x in
1. 0 answers
2. asked by Norma
3. 471 views
i really don't understand why this 1-lim 3/(y+4) [the lim is x->infinity] the ans is 0 while this 2-lim (7-6x^5)/(x+3)
1. 1 answer
2. asked by susan
3. 460 views
the dog is quiet, but the cat is missing. I want to know the voice and structure of this sentence
1. 1 answer
2. asked by soliah
3. 460 views

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