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2011
February

Questions Asked on February 20, 2011

To what volume should you dilute 126 ml of an 7.90 M CuCl2 solution so that 49.5 ml of the diluted solution contains 5.9 g
1. 0 answers
2. asked by anna
3. 666 views
If a solution were made by mixing equal volume of 0.1M acetic acid(HA) and 0.1M Na-acetate(A^-) what pH would it gives?
1. 1 answer
2. asked by kabelo
3. 595 views
can someone please explain to me how the solution to 240 000 would be written as 240 000 is expressed as 2.4* 105 in scientific
1. 1 answer
2. asked by mary- please check for accuracy.
3. 467 views
How did the columbia exchange affect countries in the western hemispere?
1. 1 answer
2. asked by Anthony
3. 407 views
Include a discussion of sentence variety and the rhythm of the author's writing. underline the topic sentence. Question : why
1. 1 answer
2. asked by diane
3. 595 views
Can anyone describe WYSIWYG and what it stands for?
1. 2 answers
2. asked by Anonymous
3. 489 views
List(mention) all the gases collected over water
1. 0 answers
2. asked by ejemole glory
3. 298 views
To buy both a new car and a new house, Tina sought two loans totalling $260,394. The simple interest rate on the first loan was
1. 1 answer
2. asked by Jack
3. 651 views
A British company makes optical fibers that are 13.6 km in length. If a beam of light travels along one of those fibers, always
1. 1 answer
2. asked by Ashley
3. 1,713 views
how do you implement your educational philosophy in the classroom and what educational theories would be at work.
1. 1 answer
2. asked by pat
3. 868 views
on three consecutive passes, a football team gains 6 yards, loses 13 yards, & gains 37 yards. what # represents the total net
1. 1 answer
2. asked by toy
3. 430 views
okay i have to write an argumentative essay dealing with child abuse laws and how they are effective in the US and idk where to
1. 4 answers
2. asked by maria
3. 730 views
Tu Commands: Please checkPut it on! = ponlo or ponte Put it on (negative)! = no te pongas come here! = ven aqui! come
1. 4 answers
2. asked by Amy
3. 566 views
The South Island of New Zealand lies at about 170 degrees East. What hemisphere is it in?
1. 6 answers
2. asked by linda
3. 670 views
Can you recommend a site where I can get some examples of prepositional prases?
1. 2 answers
2. asked by sue
3. 230 views
Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state
1. 1 answer
2. asked by Jack
3. 496 views
A capacitor consists of a solid metal sphere of radius 3 cm placed at the center of a thin metal spherical shell of radius 12
1. 2 answers
2. asked by Kara
3. 1,615 views
Could contour lines on a map ever cross? Explain please
1. 3 answers
2. asked by linda
3. 455 views
Explain the similarities and differences in the way the US and Canada gained independence
1. 2 answers
2. asked by David
3. 524 views
Aron: The two double A batteries in my CD player are dead, so the CD player doesn’t work. My television remote control, which
1. 1 answer
2. asked by shelly
3. 1,165 views
2 questions to fill in the blank:1) in order tocalculate work done, use the ___ of the force which is in the direction of
1. 1 answer
2. asked by Kriti
3. 593 views
Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state
1. 1 answer
2. asked by Jack
3. 558 views
A 64.5-kg skier moving horizontally at 4.83 m/s encounters a 16.7° incline.a) How far up the incline will the skier move before
1. 1 answer
2. asked by Em
3. 563 views
Which would be more likely to show a shallow, 1.5 meter deep depression in the ground?a. 1 meter countour invterval or b. 5
1. 7 answers
2. asked by linda
3. 626 views
2.50 mL of ethyl acetate and 2.50 mL of distilled water are added to the 5.00 mL of 3 Molar HCl and the mixture is allowed to
1. 0 answers
2. asked by Tichele
3. 622 views
A flagpole is 20 feet tall and, in the afternoon, casts a shadow of 30 feet. At the same time, Keira casts a shadow of 7.5 feet.
1. 1 answer
2. asked by Awesome1
3. 684 views
By 1700 the British colonies on the North American mainland were remarkably different, and inmany ways isolated from one
1. 1 answer
2. asked by Bob
3. 1,057 views
what is the cardinal number of the set:{yellow,blue red,green,purple,orange}
1. 1 answer
2. asked by tootie
3. 378 views
If m varies directly as v^2, and m=2 when v=3, calculate the value of m when v=6
1. 2 answers
2. asked by kay
3. 1,390 views
Given the following sets, select the statement below that is true.A = {r, i, s, k, e, d}, B = {r, i, s, e}, C = {s, i, r}
1. 1 answer
2. asked by mary
3. 568 views
Without writing them all out, what is the number of subsets of set A = {tongue, ear, mouth, eye, nose, cheek, forehead, neck,
1. 2 answers
2. asked by jasmine
3. 485 views
Given the following set, select the statement below that is true.V = {a, e, i, o, u} 1. v ¡ô V 2. a ¡ô V 3. y ¡ô V 4. o
1. 1 answer
2. asked by theodore
3. 396 views
Given these sets:A = {3, 4, 5, 6, 7} B = {6, 7, 8, 9} C = {2, 4, 6, 8} List the elements of this set A(B�¿C) Show work, step
1. 0 answers
2. asked by tyson
3. 338 views
The National Association for Women in Science asked recent high school grads if they had taken certain science classes. Of those
1. 4 answers
2. asked by Liam
3. 573 views
a bullet with a mass of 5 g and a speed of 600 m/s penetrates a tree to a depth of 4 cm. Assume that a constant frictional force
1. 1 answer
2. asked by Nilan
3. 803 views
Compare and Contrast the development of the New England, Middle, Chesapeake, and SouthernColonies. Discuss the economic,
1. 5 answers
2. asked by Bob
3. 915 views
The Wildlife Federation surveyed 170 San Diego residents. The results are as follows:26 had a membership to the Birch Aquarium
1. 1 answer
2. asked by Peter
3. 553 views
IN the sentence "The ora does not interest poachers around the island"Is the prepositional phrase around the island and does it
1. 1 answer
2. asked by Kelly
3. 436 views
Hi, for my english essay I have to review a movie that I have seen and kind of do an analysis on it. I have done what I can, but
1. 8 answers
2. asked by y912f
3. 606 views
a sample of natural gas at stp is 78% ch4 and 22% c2h6 by volume. how many moles of each gas are presented in 2 L of the
1. 0 answers
2. asked by uriel
3. 917 views
Here are some more sentences I'd like you to check. Thank you very much.1)If you are in the mountains, keep far (move away, stay
1. 1 answer
2. asked by Mike
3. 568 views
compute the price elasticity of demand for paint and show calculations? If a gallon of paint went from 3.00 to 3.50 a gallon and
1. 0 answers
2. asked by kim
3. 869 views
answer yes or no to weight, velocity,speed,& mass. 2 identical planes taveling @ 300 km/hr in opposite directions both have the
1. 1 answer
2. asked by Roy S.
3. 462 views
A parallel-plate capacitor is constructed from two circular metal plates or radius R. The plates are separated by a distance of
1. 2 answers
2. asked by Jon
3. 996 views
Iron reacts with oxygen to form ironoxide. What can be said about the properties of the product ironoxide. Is the answer rust?
1. 0 answers
2. asked by Roy S.
3. 435 views
In the sentence "The Komodo's teeh are dangerous to everyone."Is the prepostional phrase to everyone which describes dangerous
1. 1 answer
2. asked by Kelly
3. 562 views
Mr. Jones grosses $500 per week. He has 6% automatically deposited into his savings account. At the end of the year 2% is added
1. 1 answer
2. asked by joana
3. 568 views
Earth's diamter is about 13,000 kilometers. If a globe has a diameter of 0.5 meter, write the globes scale as a ratio. What
1. 0 answers
2. asked by linda
3. 657 views
(x+3)/(x^2-x-12) + (2/x + 3)= (1)/(x-4)
1. 1 answer
2. asked by Julie
3. 265 views
(x+3)/(x^2-x-12) + (2/x + 3)= (1)/(x-4)
1. 1 answer
2. asked by Julie
3. 603 views
(x+3)/(x^2-x-12) + (2/x + 3)= (1)/(x-4)
1. 1 answer
2. asked by Julie
3. 237 views
The resistance of the wire in the windings of an electric starter motor for an automobile is 0.0190 Ohms. the motor is connected
1. 1 answer
2. asked by Kara
3. 685 views
A bill has been approved in the House and Senate, albeit in slightly different versions. The bill now goes toA) the president
1. 2 answers
2. asked by Mini
3. 1,751 views
There are 220 calories per 32 grams of cereal mix. Find how many calories are in 55 grams of the cereal mix.
1. 1 answer
2. asked by Jam
3. 429 views
The amount of water used to take a shower is directly proportional to the amount of time that the shower is in use. A shower
1. 1 answer
2. asked by Jam
3. 1,579 views
Most members of Congress area. concerned with national issues, but even more concerned with local ones. b. controlled by
1. 3 answers
2. asked by Mini
3. 817 views
What is the substrate of the enzyme amylase?
1. 1 answer
2. asked by Anne
3. 486 views
Do you think the time has finally come to redraft the 1876 Texas Constitution in order to meet the needs of the growing, 21sy
1. 3 answers
2. asked by Susie
3. 714 views
need help down below
1. 1 answer
2. asked by Anonymous
3. 210 views
Find the volume of the solid formed by rotating the region enclosed byx=0, x=1, y=0,y= 6 +x^{8} about the y-axis.
1. 0 answers
2. asked by Chris
3. 455 views
A person on top of a wall of height 3.4 m stands near the edge, leans over and tosses a putty wad of mass 1.3 kg vertically into
1. 1 answer
2. asked by kelly
3. 579 views
Through the process of doing work, energy can move between the external world and the system as the result of ____.The sentence
1. 1 answer
2. asked by Sejul
3. 1,666 views
2 objects are .25m apart and exert a force of 2.5x10^-10 N on each other. Thier total mass is 4 kg. what is the mass of each?
1. 1 answer
2. asked by mark
3. 1,036 views
How do you find Kc for an equilibrium problem?
1. 1 answer
2. asked by Jess
3. 323 views
Work is done when:a force is applied or an object OR a force causes an object to move
1. 1 answer
2. asked by Kiki
3. 411 views
you are painting a room that is 16 ft long and 14 ft wide and 8ft high. the room has to identical windows and doors. 1 door
1. 7 answers
2. asked by hunter
3. 1,125 views
2 questions to fill in the blank:1) in order tocalculate work done, use the ___ of the force which is in the direction of
1. 1 answer
2. asked by Kriti
3. 495 views
I need help with writing a 500 word multiparagraph essay on "how supreme court of Canada shaping the canadian society". Can
1. 1 answer
2. asked by nel
3. 407 views
A 4.55-kg ball of clay is thrown downward from a height of 3.13 m with a speed of 4.41 m/s onto a spring with k = 1690 N/m. The
1. 3 answers
2. asked by Emma
3. 829 views
One light bulb is selected at random from a lot of 150 light bulbs, of which 6% are defective. What is the probability that the
1. 1 answer
2. asked by Vanny
3. 1,858 views
Suppose that R is the set of real numbers. Let f: R--> R be defined by f(x)= mx+b, where m and b are real numbers and m is
1. 1 answer
2. asked by Adam
3. 918 views
Suppose that R is the set of real numbers. Let f: R--> R be defined by f(x)= mx+b, where m and b are real numbers and m is
1. 0 answers
2. asked by Adam
3. 602 views
I included the things I really didn't know.1) May I borrow your high heeled shoes? (Give permission) Yes, you can (may?) 2) keep
1. 1 answer
2. asked by Mike
3. 465 views
Suppose that R is the set of real numbers. Let f: R--> R be defined by f(x)= mx+b, where m and b are real numbers and m is
1. 0 answers
2. asked by Adam
3. 509 views
the soccer goaie has made 175 saves so far this season. The score record is 236 saves in a season with 6 games left to play
1. 5 answers
2. asked by hunter
3. 565 views
A cannonball of mass 3.67 kg is shot from a cannon at an angle of 39.51° relative to the horizontal and with an initial speed
1. 0 answers
2. asked by Emma
3. 551 views
Prove directly:A U (A' and B)= A U B
1. 1 answer
2. asked by Nicole
3. 348 views
Well, I looked all over the internet and I can't find a single decent website where I can watch this movie. I guess I'll just
1. 19 answers
2. asked by y912f
3. 704 views
I need help with this my computer just got restarted like it was new and now I do not have microsoft office for power point Help
1. 1 answer
2. asked by charmed
3. 482 views
two people aged 15 and 50. At some point during their lives, the elder will be three times the age of the younger. Write an
1. 1 answer
2. asked by Matt
3. 426 views
Which of the following will have the smallest freezing point depression?0.1158 m NaF 0.1158 m Na2SO4 0.1158 m K2SO4 0.1158 m
1. 1 answer
2. asked by Jude
3. 536 views
The vapor pressure of pure water at 85 celsius is normally 433.6 mmHg but decrease to 393.8mmHg upon addition?of an unknown
1. 1 answer
2. asked by Jude
3. 923 views
a bullet with a mass of 5 g and a speed of 600 m/s penetrates a tree to a depth of 4 cm. Assume that a constant frictional force
1. 2 answers
2. asked by Nilan
3. 1,590 views
How many grams of carbon tetrachloride CCL4 must be mixed with 35.96g of ethyl acetate CH3COOCH2CH3 at 50?celsius to produce a
1. 0 answers
2. asked by Jude
3. 622 views
What is the mole fraction of methyl n-butyrate CH3(Ch2)2COOCH3 in the vapor phase of a solution consisting of?a mixture of
1. 0 answers
2. asked by Jude
3. 592 views
Please help I have no idea where to start.Solve for h 5h + 5+ 4h = 36
1. 2 answers
2. asked by MATH HELP PLEASE
3. 382 views
Find the area of the triangle ABC given A = 30°, b = 5, and c = 2.
1. 1 answer
2. asked by Sally
3. 1,148 views
How many moles of Cu are produced when .25 moles of Cu2Se are completely reduced by an excess of hydrogen gas?Any help is
1. 1 answer
2. asked by Jasmine
3. 535 views
About how much pressure do the feet of a 6000-kg elephant exert on the ground? Assume each foot has area of 0.10 square meters.
1. 2 answers
2. asked by Sophia
3. 2,374 views
An airplane flies directly west at 1,000 kilometers per hour. Without changing directions, the plane returns to its starting
1. 12 answers
2. asked by linda
3. 867 views
What is the mass of the air in a room that has dimensions of 10m x 30m x 4m?
1. 1 answer
2. asked by Sophia
3. 1,459 views
How many calories are released when 3 grams of 100º C steam turns to 0º C ice
1. 1 answer
2. asked by Sophia
3. 813 views
compared to earth, earth jupiter
1. 1 answer
2. asked by Anonymous
3. 334 views
If y is directly proportional to x, and y = 16 when x = 12, find the constant of proportionality, k. Give the answer in the form
1. 1 answer
2. asked by homie
3. 1,056 views
Earths diameter is about 13,000 Kilometers. If a globe has a diameter of 0.5 meter, write the globe's scale as a ratio. What
1. 6 answers
2. asked by linda
3. 1,036 views
A train can travel 280 miles in the same time that it takes a car to travel 140 miles. If the train's rate is 40 miles per hour
1. 2 answers
2. asked by Jam
3. 653 views
Rosie (mass 47 kg) pushes a box with a horizontal force of 140 N (31.472 lb) at a speed 15 m/min.What is Rosie's power output?
1. 1 answer
2. asked by Nabil
3. 663 views
Rosie (mass 47 kg) pushes a box with a horizontal force of 140 N (31.472 lb) at a speed 15 m/min.What is Rosie's power output?
1. 1 answer
2. asked by Nabil
3. 741 views
h t t p // w w w . educationplanner . ca / program . cfm?id=33362&view=detailsI went onto this site, and I have found the
1. 4 answers
2. asked by Anonymous
3. 556 views
The perimeter of a rectangle is 160 inches the length exceeds the width by 72 inches. Find the length and width?
1. 1 answer
2. asked by Shan
3. 515 views

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