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Questions Asked on July 16, 2012

I helped my mother wash the dishes.I helped my mother clean the house. I helped my mother ironing some clothes. I vacuumed the
1. 3 answers
2. asked by rfvv
3. 4,909 views
A farmer wants to build a rectangular pen and then divide it with two interior fences. The total area is to be 2484ft^2. The
1. 1 answer
2. asked by Catie
3. 4,038 views
write a pseudo code algorithm that will accept the marks in a test for a group of 25 students then calculate and display the
1. 3 answers
2. asked by chinna
3. 3,433 views
A charge of 4.00 mC is placed at each corner of a square 1.05 m on a side. Determine the magnitude and direction of the force on
1. 1 answer
2. asked by jordyn
3. 3,380 views
A sample of ammonia gas was allowed to come to equilibrium at 400 K.2NH3(g) --> N2(g) + 3H2(g) At equilibrium, it was found that
1. 2 answers
2. asked by Blake
3. 3,257 views
write a pseudo code algorithm that will accept 20 numbers and finds their product
1. 4 answers
2. asked by chinna
3. 2,831 views
For the reaction 2NH3(g) 3H2(g) N2(g) at 472oC equilibrium is established when [H2] =0.0200M, [N2] = 0.0100M and [NH3] =
1. 1 answer
2. asked by joe
3. 2,228 views
0.000333 g fluorescein (332.32 g/mol) is dissolved in 225 mL solution of ethanol. The density of ethanol is 0.785 g/mL.What is
1. 2 answers
2. asked by Vince
3. 2,073 views
Graph the solution set to the inequality. 2x+3y>12
1. 2 answers
2. asked by Kim
3. 1,755 views
The facial-feedback hypothesis tells us that?A. smiling makes a person feel better. b. facial expressions are of little
1. 4 answers
2. asked by Echo
3. 1,584 views
A jar contains 3 pink balls, 6 blue balls, and 3 red balls.Event A = drawing a red ball on the first draw Event B = drawing a
1. 1 answer
2. asked by Anonymous
3. 1,520 views
Assume that American rise sells for $100 per bushel, Japanese rice sells for 16,000 yen per bushel, and the nominal exchange
1. 1 answer
2. asked by Jorge
3. 1,506 views
You are driving along a highway at 27.7 m/s when you hear a siren. You look in the rear-view mirror and see a police car
1. 1 answer
2. asked by itufizik
3. 1,486 views
Zoe purchased a house in 1999 for $196,000. In 2004, she sold the house and made a net profit of $80,000. Find the effective
1. 3 answers
2. asked by Catie
3. 1,473 views
2H2(g)+O2(g) ---> 2H2O(l)delta H= -572kJ/mole of O2 Calculate the amount of heat evolved when 10g of hydrogen are burned in
1. 4 answers
2. asked by Shirley
3. 1,440 views
1.) A security code has seven characters. Each code begins with two digits, then two letters, and finally three digits. the
1. 1 answer
2. asked by Emily
3. 1,337 views
Jeff is changing the shape of his sandbox from 10 feet long by 12 feet wide to a square that has the same area. What is the
1. 3 answers
2. asked by Jeff
3. 1,312 views
2H2(g)+O2(g) ---> 2H2O(l)delta H= -572kJ/mole of O2 Calculate the amount of heat evolved when 10g of hydrogen are burned in
1. 1 answer
2. asked by Shirley
3. 1,286 views
A +5.0 µC charge is placed at the origin and a -3.9 µC charge is placed at x = 25 cm. At what coordinates can a third charge
1. 1 answer
2. asked by danielle
3. 1,275 views
You are playing a note that has a fundamental frequency of 466.16 Hz on a guitar string of length 59.9 cm. At the same time,
1. 0 answers
2. asked by itufizik
3. 1,176 views
What is the coefficient of the xy^2 term in the expansion of (3x + y)^3? Use the binomial theorem.
1. 1 answer
2. asked by Tifini
3. 1,171 views
A tree one hundred cubits high is distant from a well two hundred cubits; from this tree one monkey climbs dow the tree and goes
1. 1 answer
2. asked by Lauren
3. 1,153 views
A rectangular garden, with length twice its width, is to be expanded so that both sides are increased by 3 m.a.) How would you
1. 1 answer
2. asked by Sella
3. 1,141 views
Ramsay is standing 2906 ft away from the base of the Empire State building that is 1453 ft tall. What is the angle of elevation
1. 1 answer
2. asked by catherine
3. 1,121 views
Calculating Annuities, Payment Plans & Amortization: A Sears Revolving Charge Card has a monthly rate of 1.75%. the interest is
1. 2 answers
2. asked by Anonymous
3. 1,092 views
From h a point A that is 10 meters abov level ground, the angle of elevation of the top a building is 42 degrees and the angle
1. 1 answer
2. asked by jeremey
3. 1,089 views
Solve:3x + 7y + 5= 0 4x - 3y - 8 = 0 Find p; if: px + y - 1= 0
1. 1 answer
2. asked by Mayank
3. 1,088 views
At –14.5 °C (a common temperature for household freezers), what is the maximum mass of aspartame (C14H18N2O5) you can add to
1. 1 answer
2. asked by Anonymous
3. 1,057 views
Two identical half-open pipes each have a fundamental frequency of 450 Hz. What percentage change in the length of one of the
1. 0 answers
2. asked by itufizik
3. 1,019 views
The Estradas are planning to buy a house 5 years from now. Housing experts in their area have estimated that the cost of a home
1. 4 answers
2. asked by James
3. 1,017 views
Factor by grouping.36 + ab + 2b + 18a A. (a-2)(b-18) B. (a+2)(b+18) C. (a+2)(18a+2) D. (ab+2b)(36+18a) E. this cannot be
1. 1 answer
2. asked by Tifini
3. 1,004 views
big bang theory define
1. 2 answers
2. asked by Luis
3. 1,003 views
A person is driving an automobile at 95 km/h and throws a bottle of mass .600 kg straight out the window. a) With what momentum
1. 1 answer
2. asked by Oja
3. 995 views
Without graphing, describe the end behavior of the graph of f(x) = -5X^2 - 3X + 1Please explain
1. 2 answers
2. asked by Cassie
3. 992 views
You are getting ready to take a sample from a large population, and need to determine the appropriate sample size. You are
1. 1 answer
2. asked by Devika
3. 975 views
A random sample of size 81 is taken from a large population, measuring the time it takes to complete a driver’s license
1. 1 answer
2. asked by Devika
3. 959 views
CASE STUDY 1please read the continuing case at the end of Chapters 1 and 2 in your textbook. After studying the Chapter 1 case,
1. 1 answer
2. asked by Casey
3. 928 views
What is the length of each side of a square that has the same area as a rectangle that is 12 mm long and 18 mm wide?
1. 1 answer
2. asked by Katie
3. 903 views
(Please put the resulting figures and Thanks))))a man pushes a box of mass 5 kg in a horizontal direction by 10 N force on the
1. 1 answer
2. asked by 19191919
3. 897 views
Your sister owns a small clothing store. During a conversation at a family dinner, she mentions her frustration with having to
1. 2 answers
2. asked by Kelon
3. 886 views
Find the speed and direction of a particle which, when projected from a point 15 m above the horizontal ground, just clears the
1. 1 answer
2. asked by Michelle
3. 874 views
What two ways (key stroke(s)) do you use to end the COPY CON command?
1. 1 answer
2. asked by Prav
3. 867 views
Is realization (any kind) always a good feeling? If not, can you give examples where it's not?Thank you in advance.
1. 2 answers
2. asked by Namie
3. 840 views
Find the difference of the polynomials below. Write your answer in descending order.(x^3 + 2x^2 + 5x + 7) - (3x^3 - 2.5x^2 + 5x
1. 3 answers
2. asked by Tifini
3. 830 views
David the monkey is looking down at a 33° angle from the top of a tree. There are bananas on the ground 42.7 ft from the base
1. 1 answer
2. asked by shailene
3. 821 views
A force of 13 N is needed to keep a spring with a 2-kg mass stretched 0.25 m beyond its natural length. The damping constant of
1. 1 answer
2. asked by nicholas
3. 785 views
A block is initially sliding along a horizontal surface with 24.6 J of kinetic energy. Friction causes the block’s speed to be
1. 1 answer
2. asked by Katie
3. 768 views
At 25 m from a sound source, the intensity level is 55 dB. What's the level at distance of 56m? What's the level at distance of
1. 1 answer
2. asked by jR
3. 754 views
If a force of 5 pounds stretches the spring 2 inches, find K. How far will 18 pounds stretch the spring
1. 2 answers
2. asked by Kim
3. 749 views
The absorbance of a chlorophyll a standard solution in ethanol (density = 0.785 g/mL) is measured ina 1.3 cm cuvette or path
1. 5 answers
2. asked by Anonymous
3. 741 views
During a job interview Pam Thompson is offered a salary of $2800. The company gives annual raises of 6 percent. What would be
1. 1 answer
2. asked by Samantha
3. 738 views
Sadie the dog is sitting on the roof of his doghouse, 4.5 ft off the ground. He is watching a cat that is 16 ft away from the
1. 1 answer
2. asked by layla
3. 737 views
If 1-x -2x -3x = 6x-1 what is the value of x?
1. 3 answers
2. asked by Willie
3. 720 views
These are the automatically computed results of your exam. Grades for essay questions, and comments from your instructor, are in
1. 5 answers
2. asked by Anonymous
3. 709 views
If there are 7 people at a party and four pizza's and each person eats 3/8 of the pizza. How much pizza is left?
1. 1 answer
2. asked by Aaron
3. 678 views
Use the numerical data from one of the data sets provided. · Develop one business research question from which you will
1. 0 answers
2. asked by Rachael
3. 676 views
2. We ultimately want to find the amount of solar energy that hits the observer on the planet. Energy is usually measured in
1. 2 answers
2. asked by Luis
3. 675 views
95.0 g of0.0 degrees celsius ice is added to exactly 100 g of water at 60.0 degrees celsius. when the temperature of the mixture
1. 1 answer
2. asked by tina
3. 674 views
A new cruise ship line has just launched 3 new ships: the Pacific, the Caribbean, and the Mediterranean. The Caribbean has 15
1. 1 answer
2. asked by Cheryl
3. 672 views
There are more than 200 different cold viruses. You can build up protection against a cold virus that you have already had. How
1. 1 answer
2. asked by Emma
3. 643 views
Calculate the product of the binomials below. Use the caret ( ^ ) to enter any exponents; for example, write x2 as x^2. Write
1. 1 answer
2. asked by Tifini
3. 637 views
three students each measured the boiling point of water at each destination person 1 had boing point of 93.9 c 2nd person found
1. 1 answer
2. asked by tina
3. 627 views
Suppose three masses are arranged as shown, connected by a rodless mass.(2 kg)-------(6 kg)--------(4 kg) 2m 3m a) If this
1. 2 answers
2. asked by ChristinaNguyen
3. 625 views
How much money will we have in 6 months if we invest $1000 into an account earning 8% compounded continuously?How long will it
1. 0 answers
2. asked by Rita
3. 616 views
If the length of a wire is doubled and its cross – section area decreased to half ,the resistivity of the wire becomesa)the
1. 2 answers
2. asked by ax
3. 615 views
I studied science last night.I had a good time with my family. I called Eunhui and talked for a long time. I took a shower in
1. 1 answer
2. asked by rfvv
3. 612 views
if 2k - 4 = 8, then k is what
1. 1 answer
2. asked by becca
3. 596 views
From a point B that is 9 meters above level ground , the angle of elevation of the top of a building is 43 degrees and the angle
1. 1 answer
2. asked by shep
3. 595 views
Hi,I posted my essay earlier for punctuation, corrections, and I really need help correcting the following from the essay: -I
1. 3 answers
2. asked by zee
3. 595 views
A police man is driving a car with a speed of 30km/h,and firing a bullet having a speed of 150m/s towards another car which is
1. 1 answer
2. asked by SWAPAN
3. 590 views
A valid password on a Web site contains 3 letters (A-Z, 26 total), followed by 3 digits (0-9). Letters and numbers can be
1. 1 answer
2. asked by Tifini
3. 590 views
The 1978 Supreme Court decision in Bakke v. Regents of the University of CaliforniaA. ruled in favor of affirmative action
1. 1 answer
2. asked by Elina
3. 582 views
Would Steven Spielberg be a good speaker for a school assembly? Write a letter convincing your principal that Steven Spielberg
1. 3 answers
2. asked by cj
3. 571 views
[NaOH]= 0.113MV of NaOH needed to titrate = 0.0037L V of unknown weak organic acid = 0.025L Find: The initial concentration of
1. 3 answers
2. asked by fenerbahce
3. 558 views
Before continuing we need a little more information about the angle factor given in the formula above. It turns out that the
1. 0 answers
2. asked by Luis
3. 546 views
A valid password on a Web site contains 3 letters (A-Z, 26 total), followed by 3 digits (0-9). Letters and numbers can be
1. 0 answers
2. asked by Anonymous
3. 545 views
Consider y=x^2+8x+16.What is the correct way to factor this equation? How does this equation shift the graph of y=x^2?
1. 1 answer
2. asked by Tifini
3. 544 views
A box contains 14 balls (10 red and 4 white). Three balls randomly drawn out of the box. Determine the following probabilities:P
1. 1 answer
2. asked by preet
3. 543 views
for which values of a and b does the following pair of linear equation have an infinite number of solution ? 2x+3y=7
1. 1 answer
2. asked by somiya
3. 541 views
"Select all items that will be included in Sports Baseballs, Inc. Balance Sheet."------- Options Cash on hand Fixed assets Net
1. 0 answers
2. asked by Anonymous
3. 538 views
Consider y=x^2+8x+16.What is the correct way to factor this equation? How does this equation shift the graph of y=x^2? A. the
1. 1 answer
2. asked by Tifini
3. 535 views
deirious means:A. tense B. obnoxious C. out of senses D. sleepy misconception means: A. information B. dislike C. a false idea
1. 7 answers
2. asked by Emma
3. 533 views
A valid password on a Web site contains 3 letters (A-Z, 26 total), followed by 3 digits (0-9). Letters and numbers can be
1. 0 answers
2. asked by Tifini
3. 529 views
You are traveling in a car toward a hill at a speed of 42.1 mph. The car's horn emits sound waves of frequency 251 Hz, which
1. 0 answers
2. asked by itufizik
3. 524 views
Please note, this is one section of the problem. I didn't feel the need to post the entire question as I understand how to do
1. 1 answer
2. asked by help
3. 520 views
Find the difference of the polynomials below. Write your answer in descending order.(x3 + 2x2 + 5x + 7) - (3x3 - 2.5x2 + 5x + 5)
1. 2 answers
2. asked by Tifini
3. 519 views
5. Now, wait until the planet is at the winter solstice (12:00am). a) How many hours of daylight are there on the winter
1. 1 answer
2. asked by Luis
3. 518 views
Now let us consider the length of time that the Sun is visible. Wait until the planet is at the summer solstice (12:00am). a)
1. 2 answers
2. asked by Luis
3. 513 views
If a force of 5 pounds stretches the spring 2 inches, Find K. How much force is necessary to stretch the spring 14 inches
1. 2 answers
2. asked by Kim
3. 513 views
2000gram ya 2kg caco3 me mole se atoms se molecuies atoms se proton atoms se neutron atoms se eiectron
1. 1 answer
2. asked by rishi
3. 510 views
Solve:3x + 7y + 5= 0 4x - 3y - 8 = 0 Find p; if: px + y - 1= 0
1. 3 answers
2. asked by Mayank
3. 506 views
If you buy a $1395 savings bond that pays 4.3% annual simple interest. Determine the value of the bond after 7 years.
1. 1 answer
2. asked by Meredith
3. 506 views
You roll a 5 kg bowling ball (R=20cm) with an initial speed of 10 m/s up a 30 degree ramp that is 12 m long. Will the ball reach
1. 4 answers
2. asked by Kayla
3. 502 views
the number sacks necessary for a 4inch sidewalk 6ft wide and 27ft long at 6 sacks of cement per cubic yard of concrete is?
1. 3 answers
2. asked by O
3. 502 views
Suppose a function, f(x) has a vertical asymptote toward positive infinity at x= -1,A horizontal asymptote at y = 1=2 as x
1. 0 answers
2. asked by HADEEL
3. 495 views
3. Now wait until the planet is at the summer solstice (to the far left). Here the sunlight arrives perpendicular to the
1. 1 answer
2. asked by Luis
3. 484 views
Given that 277J of heat are absorbed when 1.12g of sodium nitrate are dissolved in water, calculate the heat of reaction.
1. 1 answer
2. asked by Shirley
3. 480 views
i need to divide and simplify 11y-44/25 divided by y-4/35y
1. 2 answers
2. asked by linda
3. 478 views
The absorbance of a chlorophyll a standard solution in ethanol (density = 0.785 g/mL) is measured ina 1.3 cm cuvette or path
1. 1 answer
2. asked by Anonymous
3. 478 views
Molten plastic is injected into the centre of a circular mold of constant height, H, through a small hole. The rate of injection
1. 0 answers
2. asked by HADEEL
3. 475 views

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