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Questions Asked on October 29, 2011

A 4.0-kg particle is moving horizontally with a speed of 5.0 m/s when it strikes a vertical wall. The particle rebounds with a
1. 1 answer
2. asked by Anonymous
3. 8,230 views
A 12-g bullet moving horizontally strikes and remains in a 3.0-kg block initially at rest on the edge of a table. The block,
1. 1 answer
2. asked by Anonymous
3. 8,023 views
A 10-g bullet moving 1000 m/s strikes and passes through a 2.0-kg block initially at rest, as shown. The bullet emerges from the
1. 1 answer
2. asked by Anonymous
3. 7,888 views
If 5.20 g of HCl is added to enough distilled water to form 3.00 L of solution, what is the molarity of thesolution? [Use
1. 1 answer
2. asked by Chemistry Chick
3. 6,524 views
The number N of US cellular phone subscribers (in millions) is shown in the table. (Midyear estimates are given.)t 1996 1998
1. 2 answers
2. asked by Christina
3. 6,257 views
A tray of lasagna comes out of the oven at 200°F and is placed on a table where the surrounding room temperature is 70°F. The
1. 2 answers
2. asked by Mishaka
3. 5,306 views
Calculate the molarity of a solution if 300.0 mL of it contains 16.8 g of KNO3.[Use formula weight: KNO3, 101.11
1. 2 answers
2. asked by Chemistry Chick
3. 4,345 views
An Olympic skier moving at 20.0 m/s down a 30.0 degree slope encounters a region of wet snow and slides 145 m before coming to a
1. 2 answers
2. asked by Victoria
3. 4,308 views
Two particles are moving in straight lines. The displacement (in meters) of particle 1 is given by the function e^(4cos(t)) ,
1. 2 answers
2. asked by Mishaka
3. 4,143 views
Calculate the concentration (% W/V) of NaCl solution that was made by dissolving 15.0 g of sodium chloride in enough water to
1. 1 answer
2. asked by Chemistry Chick
3. 3,599 views
In the design of a supermarket, there are to be several ramps connecting different parts of the store. Customers will have to
1. 2 answers
2. asked by archi
3. 3,455 views
Jason earns 30 cents for every carrot he sells. He earns an extra $3 for every 30 carrots he sells.How many carrots must he sell
1. 3 answers
2. asked by Anonymous
3. 3,450 views
Calculate the osmotic pressure of a 6.0 × 10-2 M solution of NaCl at 20°C (293 K).Okay when I set up problem MRT....I get
1. 1 answer
2. asked by Chemistry Chick
3. 3,122 views
Whitman's poetry reflects a romantic view of nature.A.True B. False
1. 2 answers
2. asked by Glen
3. 2,455 views
sometimes a mistake occurs in the stranslation of an mRNA strand. Suppose that the reading of the mRNA stand
1. 2 answers
2. asked by Nghia
3. 2,424 views
One half of Heather's age two years from now plus one third of her age three years ago is twenty years. How old is she now?Let
1. 2 answers
2. asked by Holly J.
3. 2,378 views
Hello, I'm trying to figure out which of the following statements are TRUE.I suspect that 2, 6, 8 are true...and that there is
1. 4 answers
2. asked by Anonymous
3. 2,169 views
A thermometer reading 7 degrees C is brought into a room with a constant temperature of 29 degrees C.If the thermometer reads 15
1. 2 answers
2. asked by Sushmitha
3. 2,051 views
Calculate the osmotic pressure of a 6.0 × 10-2 M solution of NaCl at 20°C (293 K).
1. 3 answers
2. asked by Chemistry Chick
3. 1,973 views
Mr.Santiago brought 10 crates of oranges. There were 50 oranges in each crates. He sold 65% of them. 8% of the remainder went
1. 2 answers
2. asked by Carrie
3. 1,947 views
a rectangular picture 8 inches by 12 inches has a frame of uniform width x inches. Write a function expressing the total area A
1. 2 answers
2. asked by Stephanie
3. 1,914 views
A person holds a 1.42N baseball in his hand, a distance of 34.0cm from the elbow joint, as shown in the figure . The biceps,
1. 1 answer
2. asked by B
3. 1,780 views
a lab technician draws a sample of blood. A cubic millitmeter of the blood contains 22^3 white blood cells and 22^5 red blood
1. 2 answers
2. asked by Maggie
3. 1,734 views
A 2.0-kg object moving 5.0 m/s collides with and sticks to an 8.0-kg object initially at rest. Determine the kinetic energy lost
1. 1 answer
2. asked by Anonymous
3. 1,519 views
A rectangular sheet of paper of width a and length b, where 0<a<b, is folded by taking one corner of the sheet and placing it at
1. 1 answer
2. asked by Kelsey
3. 1,473 views
An explosion in a rigid pipe shoots out three pieces. A 6 g piece comes out the right end. A 4 g piece comes out the left end
1. 0 answers
2. asked by Anonymous
3. 1,395 views
Finishing Touches has two classes of stock authorized: 8%, $10 par preferred and $1 par value common. The following transactions
1. 0 answers
2. asked by siyao
3. 1,380 views
Consider a neutral atom with 30 protons and 34 neutrons. The mass number for this atom is
1. 1 answer
2. asked by Anonymous
3. 1,380 views
a dust particle with mass =5.0*10-9 kg and charge q =2.0nC starts from rest at point a and moves in a straight line from a to
1. 0 answers
2. asked by sufyan khalil
3. 1,373 views
Find all values of 'a' such that y=a/(x−9) and y=x^2−18x+81 intersect at right angles.show steps please :)
1. 2 answers
2. asked by anna
3. 1,261 views
Find the linear speed of the bottom of a test tube in a centrifuge if the centripetal acceleration there is 5.4×104 times the
1. 1 answer
2. asked by Anonymous
3. 1,249 views
Calculate the osmolarity of a 2.0 × 10-3 M Na3PO4 solution. Na3PO4 is an ionic compound and produces an electrolytic solution.
1. 2 answers
2. asked by Chemistry Chick
3. 1,245 views
A bicycle with 0.80 -diameter tires is coasting on a level road at 5.6 . A small blue dot has been painted on the tread of the
1. 2 answers
2. asked by FizzaAli ASAP
3. 1,215 views
Find the minimum diameter of a 51.5-m-long nylon string that will stretch no more than 1.01 cm when a load of 68.9 kg is
1. 1 answer
2. asked by maria
3. 1,189 views
In a sample of 100 steel wires the average breaking strength is 50 kN, with a standard deviation of 2 kN.a. Find a 95%
1. 2 answers
2. asked by Don't get it!! :(
3. 1,188 views
Write as an algebraic expression in u.Tan(cos^-1 u)
1. 3 answers
2. asked by ALISON
3. 1,182 views
What is the solution for this?The surface area of a sphere varies in direct proportion to the square of its radius. If a sphere
1. 1 answer
2. asked by Richelle
3. 1,149 views
If a 150 pound man walks onto an elevator. Suddenly it rises rapidly from the 1st to 14th floor. if the man steps onto a scale
1. 1 answer
2. asked by ABC123DOREMI
3. 1,116 views
how does Healthy People address public health issues
1. 1 answer
2. asked by Ann james
3. 1,111 views
Using a spring gun, a 4.0-kg steel block is launched up a lubricated ramp made out of steel. The angle of the ramp was measured
1. 1 answer
2. asked by Jamila
3. 1,090 views
Calculate the concentration (% W/V) of NaCl solution that was made by dissolving 15.0 g of sodium chloride in enough water to
1. 2 answers
2. asked by Chemistry Chick
3. 1,088 views
Given x = 237;u=220 and s = 12.3 find zHelp to at least start this
1. 1 answer
2. asked by Amy
3. 1,076 views
Complete the table below: Note: Make simplifying assumptions, do not use the quadratic formula.What is the pH of the solution
1. 1 answer
2. asked by Sara
3. 1,042 views
how much is 100 grams of 16 carat gold?
1. 1 answer
2. asked by Anonymous
3. 1,042 views
(3 tan^2x-1)(tan^2-3)= 0can someone please explain how to do this problem and then explain the whole pie thing at the
1. 3 answers
2. asked by help?
3. 1,033 views
How many years and days will it take for a deposit of $700 to double at 4% interest compounded continuously?
1. 1 answer
2. asked by BJ
3. 1,021 views
Health and wellness
1. 1 answer
2. asked by Anonymous
3. 1,019 views
Consider a neutral atom with 30 protons and 34 neutrons. The mass number for this atom is
1. 1 answer
2. asked by Anonymous
3. 1,015 views
I need to complete an assignment for edu 301 and I am completely lost. Can anyone help me get started?Create a flowchart, in
1. 1 answer
2. asked by Amanda
3. 989 views
You need to make an aqueous solution of 0.121 M magnesium chloride for an experiment in lab, using a 250 mL volumetric flask.
1. 2 answers
2. asked by Linda
3. 974 views
Which is most accurate regarding the American political climate between 1876 and 1896?A. The influence of the president over
1. 5 answers
2. asked by Ginger
3. 915 views
the biome with the fewest seasonal changes is?
1. 0 answers
2. asked by Randy
3. 906 views
Gallup News Service conducted a survey of 1,006 American adults aged 18 years or older, September 24-27, 2007. The respondents
1. 1 answer
2. asked by zee
3. 901 views
The word equation for Iron and Sulphur
1. 2 answers
2. asked by Daphne
3. 894 views
who was Naqia queen of Assyria?
1. 2 answers
2. asked by lissa
3. 890 views
f(x)=x^6+4x^5+4x^4+3x^3-x^2-5x+4Find the maximum number of real zeros, and Use Descartes's rule of signs to determine how many
1. 1 answer
2. asked by julez
3. 885 views
A compartment measures 3.5 meters by 5.5 meters and is 3 meters high. A fire raises the temperature from 68 degrees F to 1500
1. 2 answers
2. asked by Deborah
3. 850 views
The two particles are both moving to the right. Particle 1 catches up with particle 2 and collides with it. The particles stick
1. 0 answers
2. asked by Anonymous
3. 849 views
A thermometer reading 7 degrees C is brought into a room with a constant temperature of 29 degrees C.If the thermometer reads 15
1. 1 answer
2. asked by Sushmitha
3. 829 views
If the pressure outside a window drops by 9.1%, while the pressure inside does not change, what is the force on the window?
1. 1 answer
2. asked by Megan
3. 810 views
Find the measure of the central angle, in radians, given the area of the sector as22.6 cm2 and a radius equal to 3.7 cm
1. 1 answer
2. asked by Julianne
3. 808 views
1. Two children balance a see-saw in horizontal equilibrium. One weighs 80 lb. and the other weighs 60 lb. and is sitting 4ft.
1. 1 answer
2. asked by gaurav
3. 800 views
1) Writeacher, I need the help of a science teacher to find a theme high-school students (aged 16 and 17) can investigate with
1. 2 answers
2. asked by Henry2
3. 796 views
A 1.7 kg block is moved at constant speed over a surface for which the coefficient of kinetic friction is 0.27. The displacement
1. 2 answers
2. asked by joe
3. 782 views
ray xy bisects angle axb?
1. 1 answer
2. asked by Sarah
3. 774 views
a candidate receives 60% of the N votes in an election, where N is very large. Compute the probability that he leads after a
1. 3 answers
2. asked by st
3. 771 views
I am doing a speech on how to decorate a cupcake. But.. i do not know how to start it. I need an attention grabber any ideas?
1. 3 answers
2. asked by rachel
3. 754 views
Hi, I'm having trouble understanding this and relating it back to my area of study, "belonging"-"In this regard, Emily
1. 1 answer
2. asked by Adriana
3. 750 views
About 9 out of 10 adults think it is a good idea to exercise regularly. But the ones who think it is a good idea, only 1 in 6
1. 7 answers
2. asked by Alex L.
3. 747 views
is the following statements true or false + write a correct version of each false sentance below:1. usually, the cooler a liquid
1. 1 answer
2. asked by lissa
3. 719 views
I was wondering if I paraphrased correctly.The original article is:(my work is at the end ) Known as the "Napoleon of the
1. 3 answers
2. asked by Anonymous
3. 716 views
a student set up a reaction with 0.2905g of cholesterol and 0.13g of nonanoyl chloride in excess triethylamine, and collected
1. 3 answers
2. asked by anna
3. 713 views
Triangle ABC with an area of 243 cm2is similar to WXY. If BD = 18 cm and XZ = 4 cm, what is the length of segment WY?
1. 2 answers
2. asked by saikara
3. 711 views
you can make an open box from a piece of flat cardboard. First cut congruent squares from the four corners of the cardboard.
1. 1 answer
2. asked by herry
3. 711 views
☢HELP☢ How is the alchemist by Paulo Coelho a fable?How is the alchemist by Paulo Coelho a fable? A parable? An allegory? I
1. 1 answer
2. asked by Cato
3. 701 views
A fence 4 feet tall runs parallel to a tall building at a distance of 6 feet from the building. What is the length of the
1. 1 answer
2. asked by Anonymous
3. 698 views
A thermometer reading 7 degrees C is brought into a room with a constant temperature of 29 degrees C.If the thermometer reads 15
1. 1 answer
2. asked by Sushmitha
3. 694 views
1. Two children balance a see-saw in horizontal equilibrium. One weighs 80 lb. and the other weighs 60 lb. and is sitting 4ft.
1. 1 answer
2. asked by gaurav
3. 689 views
Kevin hates his job, his girl friend dropped him, and he had a headache this morning from staying up too late eating hamburgers
1. 3 answers
2. asked by Carol
3. 670 views
1. Two children balance a see-saw in horizontal equilibrium. One weighs 80 lb. and the other weighs 60 lb. and is sitting 4ft.
1. 2 answers
2. asked by rahul
3. 665 views
I have a Agility ladder and I do what called fast feet all the way down explain this drill.Physical Education
1. 1 answer
2. asked by Michael
3. 644 views
Could someone pleasr proofread this for me one last time?Even though people feel as if their past debt management mistakes
1. 1 answer
2. asked by Anonymous
3. 638 views
Consider the Avionic Manufacturing Company that wishes to meet a demand of 10 units per month by purchasing the items from a
1. 0 answers
2. asked by Toby
3. 633 views
Complete the table below: Note: Make simplifying assumptions, do not use the quadratic formula.What is the pH of the solution
1. 2 answers
2. asked by Sara
3. 620 views
A 1.7 kg block is moved at constant speed over a surface for which the coefficient of kinetic friction is 0.27. The displacement
1. 3 answers
2. asked by joe
3. 617 views
10x^2+5 y^2-2xy-28x-6y+41=0 and 3x^2-2y^2+5xy-17x-6y+20
1. 2 answers
2. asked by mat
3. 609 views
"what volume of .50 m h2so4 must be added to 65 ml of .20 m h2so4 to give a final solution of .35 M? assume volumes are
1. 3 answers
2. asked by Stumped
3. 608 views
line AB is parallel to line CD, the measurement of angle A=2x-25, and the measurement of angle C=x+5. find the value of x. show
1. 3 answers
2. asked by joseph
3. 607 views
What effects or potential effects do technologically based communication modalities—between patients and health care providers
1. 0 answers
2. asked by Anonymous
3. 599 views
A scientist wants to make a solution of tribasic sodium phosphate, , for a laboratory experiment. How many grams of will be
1. 2 answers
2. asked by Anonymous
3. 596 views
Solve the following equation in the real number system. Please show all of your work.2x^3-3x^2-14x+15=0
1. 1 answer
2. asked by julez
3. 593 views
Hi there - My labs and lectures aren't in synch at the moment so we are now doing a prelab that is asking for info I haven't
1. 1 answer
2. asked by Help
3. 590 views
is the trade-off between the necessity of writers, musicians, artists, and movie studios to profit from their work and the free
1. 1 answer
2. asked by Anonymous
3. 587 views
A block of mass 2.50 kg is pushed 2.40 m along a frictionless horizontal table by a constant 14.0 N force directed 25.0° below
1. 1 answer
2. asked by katlyn
3. 584 views
I did a biology experiment where I need to analyze the statistical significance of betweeen a data set. My experiment consisted
1. 0 answers
2. asked by Catherine
3. 581 views
what are the key control mechanisms? cause im supposed to identify some of the key control mechanisms and describe how
1. 4 answers
2. asked by at
3. 579 views
Consider the window (of area 0.68 m2) of an airplane. If the pressure inside the plane is atmospheric pressure, while the
1. 1 answer
2. asked by Megan
3. 570 views
could you refer me to a website that would give me an image of geographic images and defitnions of landforms
1. 1 answer
2. asked by marko
3. 568 views
I'm confused with this concept:Okay, so I have this problem: cos2x( 2 cos+1)= 0 I understand I have to work the problems
1. 2 answers
2. asked by Anonymous
3. 567 views
•Discuss the pros and cons of the following statement: “ Egalitarian companies are more innovative•Identify three
1. 0 answers
2. asked by meya
3. 564 views

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