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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. 8,233 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. 8,027 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. 7,890 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. 6,526 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. 6,263 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. 5,310 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. 4,349 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. 4,309 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. 4,147 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. 3,604 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. 3,460 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. 3,457 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. 3,123 views
Whitman's poetry reflects a romantic view of nature.A.True B. False
1. 2 answers
2. asked by Glen
3. 2,459 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. 2,430 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. 2,382 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. 2,172 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. 2,054 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. 1,976 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. 1,954 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. 1,917 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. 1,785 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. 1,737 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. 1,525 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. 1,478 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. 1,398 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. 1,385 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. 1,384 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. 1,378 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. 1,264 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. 1,253 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. 1,246 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. 1,219 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. 1,194 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. 1,192 views
Write as an algebraic expression in u.Tan(cos^-1 u)
1. 3 answers
2. asked by ALISON
3. 1,186 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. 1,152 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. 1,119 views
how does Healthy People address public health issues
1. 1 answer
2. asked by Ann james
3. 1,114 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. 1,094 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. 1,091 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. 1,079 views
how much is 100 grams of 16 carat gold?
1. 1 answer
2. asked by Anonymous
3. 1,045 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. 1,044 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. 1,037 views
Health and wellness
1. 1 answer
2. asked by Anonymous
3. 1,023 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. 1,022 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. 1,018 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. 991 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. 978 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. 918 views
the biome with the fewest seasonal changes is?
1. 0 answers
2. asked by Randy
3. 911 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. 904 views
The word equation for Iron and Sulphur
1. 2 answers
2. asked by Daphne
3. 897 views
who was Naqia queen of Assyria?
1. 2 answers
2. asked by lissa
3. 894 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. 890 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. 854 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. 852 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. 831 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. 814 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. 813 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. 802 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. 801 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. 786 views
ray xy bisects angle axb?
1. 1 answer
2. asked by Sarah
3. 778 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. 776 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. 758 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. 755 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. 752 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. 724 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. 719 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. 718 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. 715 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. 713 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. 706 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. 699 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. 696 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. 691 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. 673 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. 667 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. 649 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. 643 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. 636 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. 623 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. 620 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. 613 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. 611 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. 608 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. 603 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. 597 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. 596 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. 593 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. 591 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. 588 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. 583 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. 583 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. 574 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. 571 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. 571 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. 567 views

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