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Questions Asked on December 10, 2010

A 0.075 kg ball in a kinetic sculpture moves at a constant speed along a motorized conveyor belt. The ball rises 1.32 m above
1. 10 answers
2. asked by Brian
3. 12,396 views
A 7.0 kg bowling ball moves at 2.40 m/s. How fast must a 2.60 g Ping-Pong ball move so that the two balls have the same kinetic
1. 2 answers
2. asked by Kc
3. 4,989 views
Calculate the molarity of the following solutions:5.0g of KOH in 4.0L of KOH solution I went from grams of KOH to moles of KOH
1. 2 answers
2. asked by TT
3. 4,343 views
The normal boiling point of ethanol is 78.4°C. When 9.16 g of a soluble nonelectrolyte was dissolved in 100. g of ethanol, the
1. 4 answers
2. asked by Daiyo
3. 4,139 views
When a player's finger presses a guitar string down onto a fret, the length of the vibrating portion of the string is shortened,
1. 2 answers
2. asked by Please help me asap i dont want to fail
3. 3,800 views
Question 1A 0.50 kg football is thrown with a velocity of 15 m/s to the right. A stationary receiver catches the ball and brings
1. 1 answer
2. asked by Pablo
3. 2,882 views
Andy had 20% fewer marbles than Henry. When Andy gave 80 marbles to Henry, the numbers of marbles he had left was half of what
1. 3 answers
2. asked by Evelyn
3. 2,839 views
HELP Not great in theseExpress y=2x^2 -12x +23 in the form y=2(x-c)^2 + d The graph of y=x^2 is transformed into the graph of
1. 1 answer
2. asked by Morie
3. 2,760 views
A math teacher drove by a playground that was full of boys and dogs.The teacher notice there were a total of 40 heads and 100
1. 4 answers
2. asked by Layla
3. 2,758 views
In which magazine Sir Syed focused on socio-cultural issues and problems of the Indian Muslims?►
1. 13 answers
2. asked by pinki
3. 2,750 views
Explain how to find 14 x 19 by breaking apart the factors into tens and ones and finding the sum of the four partial products
1. 8 answers
2. asked by Mia
3. 2,609 views
A 1.00% by mass MgSO4(aq) solution has a freezing point of -0.192°C.(a) Estimate the van't Hoff i factor from the data. (b)
1. 2 answers
2. asked by Daiyo
3. 2,409 views
OK I just need help with two final problems that I am stuck on:The problem states the calcium carbonate in limestone reacts with
1. 4 answers
2. asked by TT
3. 2,201 views
I'm TOTALLY stuck on my math!!! How do I find the unit rate of $11.49 for 3 packages?? I have to round to the nearest hundredth
1. 2 answers
2. asked by Anonymous
3. 2,156 views
The oven draws 1100W of power, and you have determined that it heats with an efficiency of 51%. Using this information,
1. 1 answer
2. asked by Mike
3. 2,129 views
3Ca(NO3)2(aq)+2Na3PO4(aq)->Ca3(PO4)2(s)+6NaNO3(aq)A.)the moles Na3PO4 required to react with 2.03 L of 0.891 M Ca(NO3)2 B.)the
1. 2 answers
2. asked by Anonymous
3. 2,009 views
Question 1A 0.50 kg football is thrown with a velocity of 15 m/s to the right. A stationary receiver catches the ball and brings
1. 2 answers
2. asked by Pablo
3. 1,971 views
Replace A,B,C with numbers so that:A*A=B B-A=C A+A=C
1. 3 answers
2. asked by Layla
3. 1,945 views
the j.o supplies company buys calculators from a supplier. The probability of a defective calculator is 10%. If 100 calculators
1. 1 answer
2. asked by Anonymous
3. 1,944 views
Peter is interested in designing an experiment to test the probability of tossing a certain number on a fair cube. He will toss
1. 4 answers
2. asked by Anonymous
3. 1,919 views
A 59 kg diver stands at the end of a 32 kg springboard, the spring board is 3 m long. The board is attached to a hinge at the
1. 1 answer
2. asked by rosie
3. 1,821 views
The strongest intermolecular forces present in a sample of pure I2 areA. covalent bonds. B. covalent network bonds. C. metallic
1. 1 answer
2. asked by Jake
3. 1,803 views
For what purpose Muslim League branch in London was established?► To organize the Muslim community in London ► To draw
1. 4 answers
2. asked by pinki
3. 1,733 views
Butane has a heat of vaporization of 22.44 kJ/mol and a normal boiling point of -0.4 degrees C. A 250mL sealed flask contains
1. 1 answer
2. asked by kyle
3. 1,689 views
Two freight cars, each with a mass of 3.9 105 kg, collide and stick together. One was initially moving at 3.2 m/s and the other
1. 1 answer
2. asked by lets go
3. 1,641 views
the height of a projectile is modeled by the equation y=-2x^2+38x+10, where x is a time, in seconds, and y is height, in feet,
1. 3 answers
2. asked by nate
3. 1,629 views
How much heat must be added to 0.55 kg of aluminum to change it from a solid at 180°C to a liquid at 660°C (its melting
1. 3 answers
2. asked by maria
3. 1,595 views
if a person drove 364 miles in 7 hours how many miles did they drive in 1 hour
1. 5 answers
2. asked by leandra hines
3. 1,562 views
2KMnO4(aq)+16HCl(aq)->2MnCl2(aq)+5Cl2(g)+8H2O(l)+2KCl(aq)A.)the volume of 0.414 M KMnO4 needed to produce 1.66 mol MnCl2 B.) the
1. 1 answer
2. asked by Anonymous
3. 1,527 views
a can of soda weighs 336 grams. find the weight in kilograms
1. 3 answers
2. asked by raelee
3. 1,527 views
The mean salary of the female employees of one company is $29,525. The mean salary of the male employees of the same company is
1. 1 answer
2. asked by Rena
3. 1,481 views
A light string, connects blocks 1 and 2 of masses m1 and m2. These blocks are further connected to a block of mass M by another
1. 1 answer
2. asked by Rahul
3. 1,478 views
The company is planning to sell product z for $10 a unit. Variable costs are $6 a unit and fixed cost are $100,000. What must
1. 0 answers
2. asked by joyce
3. 1,450 views
Approximately what force, FM, must the extensor muscle in the upper arm exert on the lower arm to hold a 6.9 kg shot put (Fig.
1. 2 answers
2. asked by Anonymous
3. 1,434 views
(a) Find the pressure difference on an airplane wing where air flows over the upper surface with a speed of 126 m/s, and along
1. 2 answers
2. asked by aok
3. 1,428 views
"Sally W. Emanual had the following dividends and interest during the current year.Acorn Corporation bond interest $700 City of
1. 0 answers
2. asked by DEE
3. 1,427 views
1. Explain whether the following statement is a valid definition: “A 150° angle is an obtuse angle.” Use the converse,
1. 1 answer
2. asked by Julie
3. 1,387 views
laboratoories order hydrochloric acid as a concentrated solution (e.g. 36% W/V). what initial volume of concentrated laboratory
1. 1 answer
2. asked by TARA
3. 1,350 views
I am writing a paper and need some help getting started. I was asked to, Compare in 750 to 1,050 words the relationship of
1. 1 answer
2. asked by Joe
3. 1,347 views
Tanisha has 2 new kittens. Together they weigh 3 5/8 pounds. If the male kitten weighs 5/8 pound more than the female kitten,
1. 3 answers
2. asked by Coco
3. 1,340 views
Consider a parabola P that is congruent to y=x^2, opens upward,and has its vertex at (2,-4). Now find the equation of a new
1. 0 answers
2. asked by ted
3. 1,330 views
Which statement is the most accurate?A. Business activity in 1929 began to decline a few months before the stock market crash.
1. 3 answers
2. asked by tony
3. 1,322 views
Hi,may I have your help?I have posted a titration question that I'm trying to solve. The correct answer to the problem is 0.128
1. 1 answer
2. asked by Cliff
3. 1,317 views
Using the standard normal distribution, find the probability that z is less than -1.78 (Points: 6)0.0375 0.9625 0.9319 0.0384
1. 2 answers
2. asked by sonny
3. 1,313 views
which of the following is never considered in incremental analysis?a. incremental revenue b.sunk cost c.incremental profit d.
1. 1 answer
2. asked by taneka
3. 1,284 views
An inclined plane is on a table 1.4m tall. A 6kg box is hanging vertically attached to a 2kg mass on a plane with an unknown
1. 2 answers
2. asked by Mitch
3. 1,277 views
sin2 theta = cos theta, 90 degrees less than or equal to thetha greater than 180 degrees
1. 1 answer
2. asked by Jaquea
3. 1,258 views
A total of $11,000 was invested. Part of the $11,000 was invested at 4% and the rest invested at 7%. If the investments earn
1. 3 answers
2. asked by Angela
3. 1,240 views
Thank you for your corrections. Can you check these questions and answer them (if you can).1) Do you happen to know the name of
1. 2 answers
2. asked by Franco
3. 1,233 views
an average sized female spider and a large spider can lay 2,100 egs at one time. The large spider lays 20 times the number of
1. 1 answer
2. asked by Anonymous
3. 1,230 views
Given a circle with the radius of 2, which is the degree measure of an arc whose length is 1/2 pi?
1. 1 answer
2. asked by matt
3. 1,206 views
1. Nitrogen gas and sodium liquid are produced by the decomposition of sodium azide NaN3 (s). what volume of nitrogen gas,
1. 5 answers
2. asked by Helen
3. 1,204 views
five companies contribute different amounts to a local charity. which visual could best illustrate the percentage of all the
1. 2 answers
2. asked by terrie
3. 1,186 views
I need help with this problem pleaseCalculate the amount of reagents you take to prepare 200 g of 9.0% (m/m) glucose solution? I
1. 2 answers
2. asked by TT
3. 1,178 views
A block slides down a frictionless ramp. If the ramp angle is 22 degrees and the length of it is 25m. find the speed of the
1. 1 answer
2. asked by rosie
3. 1,167 views
What are 6 significant events important to Americans that occurred during World War II?
1. 1 answer
2. asked by Brad
3. 1,157 views
Two pans of a balance are 50cm apart. If the fulcrum is displaced by 1cm what percentage is the true weight marked up?the answer
1. 1 answer
2. asked by ralph
3. 1,153 views
You have 36 stamps that you want to put into a stamp album. Stamp albums are made with either 4 to 6 pages. You need to decide
1. 1 answer
2. asked by Austin(3rd)
3. 1,139 views
Which statement is true?A. an entrepreneur is a person who lends money to someone else to start a business. B. Most Americans
1. 5 answers
2. asked by social studies
3. 1,129 views
Laurie expects to make $100,000 in 2007. Her social security tax rate is 6.20% up to the wage base, Medicare is 1.45%. How much
1. 0 answers
2. asked by Jessica
3. 1,128 views
Five moles of a monatomic ideal gas expand adiabatically, and its temperature decreases from 410 to 200 K.(a) What is the work
1. 1 answer
2. asked by leah
3. 1,121 views
phosphoric acid is the active ingredient in many commercial rust-removing solution.calculate the volume of concentrated
1. 1 answer
2. asked by TARA
3. 1,102 views
two sides of a triangle are equal. The third side is 3 less than the sum of the two equal sides. The perimeter is 31 inches.
1. 3 answers
2. asked by Allen
3. 1,089 views
If ab=6y & bc=8y What is BD In Terms Of Y.??
1. 3 answers
2. asked by Anonymous
3. 1,073 views
apply the quadratic formula to find the roots of the given function, and then graph the function.f(x) = x2 - 4 g(x) = x2 - x -
1. 1 answer
2. asked by jennie
3. 1,068 views
4. If an individual's utility function for coffee (x) and cream (y) is given by U(x, y) = min (x, 5y), write the demand function
1. 1 answer
2. asked by jane
3. 1,050 views
For y=f(x+2)- 3 write an equation of the asymptote to the graph.Is it y=(1/x) * (x+2)-3
1. 1 answer
2. asked by Ralph
3. 1,036 views
Angiosperms (flowering plants) are the largest phylum in the plant kingdom (Angiospermophyta is also called Anthophyta or
1. 3 answers
2. asked by Chloe
3. 1,028 views
4. If an individual's utility function for coffee (x) and cream (y) is given by U(x, y) = min (x, 5y), write the demand function
1. 1 answer
2. asked by jane
3. 1,024 views
A toy train is on a track which has a circumference of 10 meters. The train takes 20 seconds to complete one revolution around
1. 1 answer
2. asked by Anonymous
3. 1,023 views
Does this look right?Mike runs twice as far as Jim, but Phillip runs three times as far as Jim. If the three of them run a total
1. 4 answers
2. asked by Jessica Fuentes
3. 1,016 views
Jason takes off across level water on his jet-powered skis. The combined mass of Jason and skis is 75 kg (the mass of the fuel
1. 2 answers
2. asked by rosie
3. 1,011 views
Consider the following reaction:H2O(l) + 3NO2(g) --> 2HNO3(l) + NO(g) What volume of NO (in L) is produced starting from 1.80 g
1. 1 answer
2. asked by Lauren K.
3. 986 views
hi i need help making literary 3x3 cards for Jane Eyre chapters 1-10 does any one have good ideas?
1. 2 answers
2. asked by karin
3. 985 views
A bucket has 28 liters of water in it is 2/3 full. How much can it hold?
1. 4 answers
2. asked by JESSICA
3. 955 views
How many grams of AgNo3 are required to make 25 mL of a .80M solution?
1. 1 answer
2. asked by Barbara
3. 950 views
A worker pushes a 820 N crate with a horizontal force of 345 N a distance of 24 m. Assume the coefficient of kinetic frictin
1. 1 answer
2. asked by Alecia
3. 926 views
80% of 30 answers were correct write 80% as a reduced fraction?would it be 2 2/3?
1. 1 answer
2. asked by jill
3. 923 views
1. Molten rock from the mantle flows out of active ___________.2. This type of crust is generally 5-8 KM thick. _____________.
1. 0 answers
2. asked by Cheyenne
3. 911 views
If all the hub and authority scores are initialized to 1, what is the hub/authority score of a node after one iteration?In the
1. 0 answers
2. asked by Alex
3. 899 views
Between 1850 and 1950 the productivity of the average American farm worker:A. declined B. remained about the same C. doubled D.
1. 4 answers
2. asked by sara
3. 888 views
A sample of phosphorus of mass 3.654 g reacts with dichlorine to form 16.20 g of a molecular compound. What is the empirical
1. 5 answers
2. asked by Roger
3. 880 views
If $8,500 is invested at 6% compounded continuously, how long will it take to double the investment?
1. 1 answer
2. asked by Bill
3. 879 views
fixed cost relating to staging a concert are 350,000. variable cost per patron are $5.00. the selling price for a tickets
1. 1 answer
2. asked by joyce
3. 872 views
how much work is being done if a 100 N box is lifted 3 meters off the ground???
1. 1 answer
2. asked by Abby
3. 871 views
The question states:A 5.2 kg box is on a frictionless 36 degree slope and is connected via a massless string over a massless,
1. 0 answers
2. asked by Taylor
3. 860 views
what is the falling action of a white heron?
1. 1 answer
2. asked by jeet
3. 835 views
A 12.0 g bullet is fired horizontally into a 108 g wooden block that is initially at rest on a frictionless horizontal surface
1. 4 answers
2. asked by Loucy
3. 833 views
In case you don't go back to your other post, I don't want you to miss what I wrote:It's new terminology then because for over
1. 2 answers
2. asked by SraJMcGin
3. 830 views
How does the identification of cultural universals impact our understanding of what it means to be human? How does the search
1. 2 answers
2. asked by kim
3. 821 views
Miguel _____ que estudiar mucho y leer muchos libros
1. 1 answer
2. asked by Amanda
3. 813 views
Prove this identity. State any restrictions on the variables.sin x/(tan x)= cos x
1. 1 answer
2. asked by Emily
3. 809 views
A simple pendulum has a length of 1.5 m and is pulled a distance y = 0.24 m to one side and then released. (Assume small angle.)
1. 2 answers
2. asked by pete
3. 805 views
1. Mom had to check the timer every 10 minutes.2. Mom had to check the timer every 10th minute. (Can we use both expressions?)
1. 2 answers
2. asked by rfvv
3. 803 views
What is the present value of a $1000 bond which pays $50 a year for 10 years, starting one year from now? Assume interest rate
1. 1 answer
2. asked by Stacy
3. 800 views
An alloy of metals is 25% copper .Another alloy is 50% copper. How much of each alloy should be used to make 1000grams of an
1. 1 answer
2. asked by Jake
3. 790 views
Hello, I have to answer this question for my assignment. Compare and contrast how different electrolytes-sodium, potassium, and
1. 2 answers
2. asked by Nikol
3. 789 views
Posted by rfvv on Thursday, December 9, 2010 at 10:03pm.1. We had to cook the turkey for six hours. 2. We had to cook the turkey
1. 1 answer
2. asked by rfvv
3. 781 views
A 0.5962g sample of iron ore is dissloved in acid producing Fe3+. Though a series of reactions, the iron precipitates as the
1. 1 answer
2. asked by P
3. 776 views
you have 4 blue crayons, 2 red and 3 orange, what is the probablity of pulling a red crayon and then an orange without
1. 1 answer
2. asked by BB
3. 773 views

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