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Questions Asked on November 16, 2011

Complete the table by filling in the formula for the ionic compound formed by each pair of cations and anions, as shown for the
1. 2 answers
2. asked by Lauren
3. 11,159 views
A box and its contents have a total mass M = 9 kg. A string passes through a hole in the box, and you pull on the string with a
1. 4 answers
2. asked by Anonymous
3. 6,557 views
If the ratio of the volume of two similar solids is 8:125, then what is the ratio of their surface areas?
1. 2 answers
2. asked by alisa
3. 3,666 views
The drawing shows an ideal gas confined to a cylinder by a massless piston that is attached to an ideal spring. Outside the
1. 1 answer
2. asked by Jasmin
3. 3,518 views
If a 1-megaton nuclear weapon is explodedat ground level, the peak overpressure (that is, the pressure increase above normal
1. 3 answers
2. asked by Marti
3. 3,478 views
the means of a proportion are 4 and 17. List all possible oairs of positive integers that could be the extremes of the
1. 1 answer
2. asked by dana
3. 3,354 views
During a checkers game, there are 16 pieces left. The ratio of black to red is 3:5. How many black pieces are on the board?
1. 7 answers
2. asked by Mercedez
3. 3,292 views
The drawing shows a boat being pulled by two locomotives through a canal of length 2.50 km. The tension in each cable is 5.00
1. 1 answer
2. asked by ash
3. 3,192 views
In the voting for city council precinct 5 only 1/2 of all eligible voters cast votes. Shelley- 1/10 votes received and Daley 2/8
1. 2 answers
2. asked by sarah
3. 3,017 views
An urn contains 5 red marbles, 4 blue marbles, and 3 green marbles. A marble is selected at random and then, without replacing
1. 8 answers
2. asked by Melissa
3. 2,927 views
-Find sin(x+y), cos(x-y), tan(x+y) and the quadrant of x+ysinx=-3/5, cosy=-7/25, x and y in Q3
1. 1 answer
2. asked by Dana
3. 2,804 views
How would one balance the following redox reaction using the half reaction method?Fe(OH)2 + O2 + H2O ---> Fe(OH)3 This is in my
1. 2 answers
2. asked by Jake UCD 11/15/11
3. 2,671 views
Let x be a random variable that represents the length of time it takes a student to complete a take-home exam in Dr. Larson’s
1. 2 answers
2. asked by Anonymous
3. 2,229 views
The width of a rectangle is 6 cm less than its length. If the area of the rectangle is 135 square cm, find the dimensions. Then
1. 2 answers
2. asked by jay
3. 2,223 views
Caleb is holding a metal block in his hand. What could he do to decrease the thermal energy of the block?a) cool it b) drop it
1. 8 answers
2. asked by Susana
3. 2,205 views
Suppose a slice of a 10-inch pizza has an area of 15 square inches.What is the angle of this slice?Make a sketch to illustrate
1. 1 answer
2. asked by Anonymous
3. 2,135 views
True or falseTangent circles always have exactly one common tangent.
1. 2 answers
2. asked by alisa
3. 2,109 views
the prerimeter of abcd is 92cm. ad is 7 more than twice ab. find the length of all four sides.
1. 1 answer
2. asked by Xandria
3. 1,965 views
Your heart bears 240 times in 4 minutes. What is your heart rate in beats per second? Explain
1. 6 answers
2. asked by Anon
3. 1,915 views
Because of the pressure inside a popcorn kernel, water does not vaporize at 100°C. Instead, it stays liquid until its
1. 1 answer
2. asked by conrado sanchez
3. 1,846 views
Estimate the density of the water 6.0 deep in the sea. By what fraction does it differ from the density at the surface?
1. 2 answers
2. asked by Anonymous
3. 1,668 views
In an experiment 4.0 g of ferrous ammonium sulphate, FeSO4.(NH4)2SO4.6H2O, is used. Since the oxalate in in excess, calculate
1. 2 answers
2. asked by Anonymous
3. 1,611 views
(a) Find the Riemann sum forf(x) = 7 sin x, 0 ≤ x ≤ 3π/2, with six terms, taking the sample points to be right endpoints.
1. 1 answer
2. asked by John
3. 1,582 views
The average intensity of sunlight at earth's surface is approximately 1400 W/m^2 , if the Sun is directly overhead. The average
1. 1 answer
2. asked by Raquel
3. 1,460 views
Starting at rest at the edge of a swimming pool, a 72.0-kg athlete swims along the surface of the water and reaches a speed of
1. 1 answer
2. asked by Ed
3. 1,445 views
the relative density of an alloy is 6.5.find the mass of the solid alloy cube of side 20cm.what volume of the alloy has a mass
1. 5 answers
2. asked by relative density
3. 1,424 views
A ride in a cab costs $0.40 plus $0.15 per mile.a.Write an equation for traveling x miles in the cab.
1. 2 answers
2. asked by Pearl
3. 1,355 views
4.0 gram of ferrous ammonium sulphate, FeSO4*(NH4)2SO4 * 6H2O, is used. Since the oxalate is in excess , Calculate the
1. 1 answer
2. asked by Anonymous
3. 1,315 views
A skier is pulled by a tow rope up a frictionless ski slope that makes an angle of 12 degrees with the horizontal. The rope
1. 1 answer
2. asked by Anonymous
3. 1,311 views
1. Here are the actual tabulated demands for an item for a nine-month period (January through September). Your supervisor wants
1. 2 answers
2. asked by Toya
3. 1,304 views
The drawing shows an ideal gas confined to a cylinder by a massless piston that is attached to an ideal spring. Outside the
1. 1 answer
2. asked by Angie
3. 1,282 views
Could you please tell me if this is a good thesis statement for an expository essay on the personal benefits and values that can
1. 1 answer
2. asked by Rae
3. 1,246 views
this homework is due in one hour and i have no idea how to answer these questions.1. A car is traveling at 50 mi/h when the
1. 1 answer
2. asked by Sam
3. 1,223 views
tv film produced by cbc in 1920's implied the firebombing of german cities by allied forces was a war crime. film aroused great
1. 4 answers
2. asked by Mohammad
3. 1,218 views
There are 200 students in a sample. How many of these students will have scores that fall under the score of 41? Mean is 45,
1. 1 answer
2. asked by Vicki
3. 1,213 views
A crane whose motoer has a power input of 5.0kW lifts a 1200-kg load of bricks through a height 30m in 90s. Find the efficency
1. 1 answer
2. asked by Ania
3. 1,209 views
A person lifts a 4.3 kg cement block a verticaldistance of 1.3 m and then carries the block horizontally a distance of 5.3 m.
1. 2 answers
2. asked by Hajib
3. 1,207 views
a steel cylinder with nitrotgen hydrogen and ammonia gases is at 500C and 5.00 atm if patrtila pressure of nitrogen is 1850 mm
1. 1 answer
2. asked by susan
3. 1,201 views
i don't understand what winston churchill mean to say when he say everything in war depend on outcome of battle of the atlantic
1. 2 answers
2. asked by Mohammad
3. 1,191 views
1. What factors determine the relevant market for a survey?2. you own Flazer's Tool Coating Company, a high-tech firm
1. 0 answers
2. asked by daiyana
3. 1,179 views
Ok next week I have computer club and idk when to bring. What should I bring to computer club my teacher said I can take notes.A
1. 8 answers
2. asked by Laruen
3. 1,171 views
Because of the pressure inside a popcorn kernel, water does not vaporize at 100°C. Instead, it stays liquid until its
1. 0 answers
2. asked by conrado sanchez
3. 1,160 views
How many grams of aluminum sulfate, Al2( SO4)3 , will be formed from 0.98 g of sulfuric acid and enough aluminum according to
1. 1 answer
2. asked by ANonymous
3. 1,152 views
a machine fills containers with a standard deviation of filling weights of 1.5. calculate the mean weight if only 4 % of the
1. 1 answer
2. asked by Jerry
3. 1,145 views
Why does a cannonball shot from a cannon with a long barrel travel faster than the same cannonball shot from a cannon with a
1. 0 answers
2. asked by Shari
3. 1,135 views
A college student is at a concert and really wants to hear the music, so she sits between two in-phase loudspeakers, which point
1. 0 answers
2. asked by maria
3. 1,131 views
the relative density of an alloy is 6.5.find the mass of the solid alloy cube of side 20cm.what volume of the alloy has a mass
1. 1 answer
2. asked by relative density
3. 1,128 views
0.140- cube of ice (frozen water) is floating in glycerine. The gylcerine is in a tall cylinder that has inside radius 3.30 .
1. 0 answers
2. asked by Armond
3. 1,119 views
what is the volume of a sphere with radiusr is given by the formula v=4/3 r^3 Find the volume of sphere with radius 4 meters.
1. 2 answers
2. asked by Angela
3. 1,113 views
Researchers are interested in the effectiveness of a particular treatment for insomnia. Fifty insomnia sufferers who responded
1. 1 answer
2. asked by ashley
3. 1,100 views
A computer to be used in a satellite must be able to withstand accelerations of up to 23 times the acceleration due to gravity.
1. 0 answers
2. asked by christi
3. 1,093 views
A 66.7 kg cart is moving at 11.9 m/s around a horizontal curve whose radius is 30.5 m. What is the magnitude of the fictional
1. 1 answer
2. asked by dummy
3. 1,077 views
Glycine,C2H502N, is important for biological energy.Find the heat of combustion deltaHrxn.Delta H [C2H5O2N]=-537.3 kj/mol DeltaH
1. 1 answer
2. asked by Nicole
3. 1,076 views
1-kg salmon is hooked by fishermen and it swims off at 2m/s. The fishermen stops the salmon in 50cm by breaking his reel. How
1. 0 answers
2. asked by Agata
3. 1,070 views
Could you please check these-I had to answer the questions.1.¿Bailaste ayer? Sí,yo bailé ayer. 2.¿Caminaste a la escuela
1. 2 answers
2. asked by Tim
3. 1,066 views
HI(aq) + KOH(aq)>> H2O(l) + KI(aq)Express your answer as a chemical equation. Identify all of the phases in your answer.
1. 1 answer
2. asked by Anonymous
3. 1,062 views
Are the nouns in this sentence brains and watermelons? Their brains may be as big as watermelons.
1. 1 answer
2. asked by Dakota
3. 1,053 views
A 15 g bullet strikes and embeds in a 2.8 kg block suspended at the end of a 1 m string. After the collision the string rises to
1. 1 answer
2. asked by joe
3. 1,052 views
L. Frank Baum was born in New York in 1856. He is best known as the author of the book The Wonderful Wizard of Oz.Baum thought
1. 5 answers
2. asked by Mikka
3. 1,035 views
Two similar solids have a scale factor of 3:5. If the height of solid 1 is 3cm, what is the height of solid 2?
1. 1 answer
2. asked by alisa
3. 1,017 views
If a&b are vectors such that a+3b=-3i+j & a-b=i-2j then find vectors a&b.
1. 1 answer
2. asked by Emily
3. 1,015 views
Using Newton's Law of Universal Gravitation, compare the gravitational pull of the Sun on the Earth to the gravitational pull of
1. 0 answers
2. asked by Maria
3. 1,005 views
Which competitive pay policy would you recommend to an employ? Why? Does it depend on circumstances faced by the employer? Which
1. 0 answers
2. asked by daiyana
3. 991 views
The shaft of a pump starts from rest and has an angular acceleration of 3.40 rad/s2 for 11.0 s.(a) At the end of this interval,
1. 1 answer
2. asked by Kelsey
3. 981 views
f(x)= −x2lnxfind the critical points , increasing & decreasing interval and concavity.Please just show me the steps on how to
1. 1 answer
2. asked by mikki
3. 979 views
What is the x-intercept of the graph4x-6y=12?
1. 4 answers
2. asked by Lexana
3. 978 views
Two children hang by their hands from the same tree branch. The branch is straight, and grows out from the tree trunk at an
1. 0 answers
2. asked by Kelsey
3. 978 views
A balanced equation that represents an overall cell reaction is shown. Choose the cell notation which corresponds to the
1. 2 answers
2. asked by Bob, NEED YOUR HELP
3. 976 views
You intend to create a college fund for your baby. If you can get an interest rate of 5.3% compounded monthly and want the fund
1. 4 answers
2. asked by Doran
3. 957 views
ISNT THIS RITE?With regard to British influences on India, which of the following statements is true? A. A primary objective of
1. 3 answers
2. asked by tacarey
3. 956 views
can some one explain how to do thisThe muzzle velocity of 60g bullet leaving 4kg rifle is 500 m/s towards the east. What is
1. 1 answer
2. asked by tim
3. 952 views
Suppose A=3i-2j+k, B=-i-4j+3k&C is a vector lying along x-axis with the property that A.(B+C)=0. Then find vector C.
1. 4 answers
2. asked by Meron
3. 945 views
A hockey player is skating at 17 m/s comes to a complete stop in 2 m. What is the acceleration of the hockey player ?
1. 0 answers
2. asked by Anonymous
3. 939 views
You borrow $90 from Grandma. You pay back $15 a week. Write an equation in standard form that represents the amount owed(y)
1. 2 answers
2. asked by Jackie
3. 938 views
From the following gases, choose the one with the lowest density at 25 C and 5 atm:H2S, CO2, C2H2, C2H6, C2H4 The answer is
1. 1 answer
2. asked by JE 11/16/11
3. 928 views
Can you check if the answr is correct and of there any any grammar mistakes.1. Explain why the invention of the microscope was
1. 5 answers
2. asked by Laruen
3. 918 views
You took a 5-question multiple choice quiz with 4 choices for each question. If you guess at random on each question, what is
1. 1 answer
2. asked by sia
3. 917 views
All of the questions refer to the story To Build a Fire by Jack London.In the first few sentences, we are in exposition. The
1. 0 answers
2. asked by Anonymous
3. 916 views
In Catch-22, The Great Loyalty Oath Crusade is one example ofThe need to show true patriotism in war. The importance of being
1. 3 answers
2. asked by Anonymous
3. 908 views
In the experiment, a meter is hooked up to a speaker to monitor the amplitude of the received sound. Suppose the background
1. 1 answer
2. asked by Michael
3. 882 views
The compound butane, has two structures. They have the same molecular formula but different arrangements of bonds in their
1. 2 answers
2. asked by Hannah
3. 877 views
sec(cos-1 (4/5))=?
1. 1 answer
2. asked by Jacob
3. 867 views
Which native tribes lived in the South Plains of Texas?
1. 3 answers
2. asked by Izzy
3. 860 views
Tell me how to put it together!" Kent demanded. "I can't." Alvin complained. "I know how to do it, but I can't just tell you or
1. 3 answers
2. asked by vedrana
3. 859 views
A grocery shopper tosses a(n) 9.4 kg bag ofrice into a stationary 19.9 kg grocery cart. The bag hits the cart with a horizontal
1. 0 answers
2. asked by Anonymous
3. 857 views
1.You have recently found a location for your bakery and have begun implementing the first phases of your business plan. Your
1. 1 answer
2. asked by Connie
3. 857 views
4. Your profit P is determined by subtracting the cost C, the amount of money it costs to operate a business, from the revenue
1. 1 answer
2. asked by Connie
3. 856 views
How do you put a webpage to this website?
1. 2 answers
2. asked by Luke
3. 856 views
The force of attraction between the earth and some object is called the weight of that object. The law of gravitation states,
1. 0 answers
2. asked by Arielle Guidry
3. 854 views
Can you check if the answer is correct and of there any grammar mistakes.Write True or False and EXPLAIN your reasoning for the
1. 4 answers
2. asked by Laruen
3. 854 views
I am doing the 4 humours for english home work and have to give examples of characters from tv, film or book that match the 4
1. 0 answers
2. asked by Anonymous
3. 850 views
would the molar mass of a volatile liquid be incorrectly high, incorrectly low or unaffected ifa)you did not completely vaporize
1. 1 answer
2. asked by Anonymous
3. 840 views
A parcel delivery service will deliver a package only if the length plus the girth (distance around, taken perpendicular to the
1. 2 answers
2. asked by Anonymous
3. 839 views
Given that a√b^2-c = 5k, find the value of:1. k when a = 3, b = 6 and c = 20 2. c when a = 4, b = 7, and k = 11 Explain your
1. 4 answers
2. asked by Jessica
3. 836 views
Samantha saved $13 by buying a used DVD. She paid $5 less than half the original price of a new one. How much did Samantha pay
1. 1 answer
2. asked by Marc
3. 820 views
An airplane is flying with a constant speed of 275 m/s along a horizontal circle with a radius of 1.23 x 104 m. If the lift
1. 1 answer
2. asked by kim
3. 816 views
how much force is exerted on a bag that is lifted at 5m/s^2 with 18.5kg in it
1. 0 answers
2. asked by zach
3. 808 views
For a lab experiment we have to draw the lewis structures of hydrides.1) Carbon It asks for the formula of hydride. Total # of
1. 1 answer
2. asked by Hannah
3. 804 views
Is cell theory is1. the mayjor theory of life science 2. the cell is the basic unit of life 3. organisms are made up of one or
1. 3 answers
2. asked by Laruen
3. 792 views
John and Maria had an 8 slice pizza. John ate 1/3 and maria ate 1/4. how much pizza was left?
1. 2 answers
2. asked by marcela
3. 787 views

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