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Questions Asked on March 22, 2014

Given these standard reduction potentials at 25oC:Cr3+ + e- -> Cr2+ (E1^o = -0.407V) Cr2+ + 2e- -> Cr(s) (E2^o = -0.913V)
1. 4 answers
2. asked by Bobz
3. 10,556 views
Complete and balance the equation for this reaction in basic solution? Redox reaction Cr is oxidized to CrO42– and Fe3 is
1. 2 answers
2. asked by Mia
3. 5,415 views
Three identical uniform meter sticks are placed on the floor. The first stick lies along the y axis from y = 0.320 m to y = 1.32
1. 1 answer
2. asked by Sami
3. 3,498 views
solve the equation 5coshx + 3sinhx = 4
1. 3 answers
2. asked by Alice
3. 3,084 views
You pull a sled across a horizontal frictionless patch of snow. If your pulling force is in the same direction as the sled's
1. 1 answer
2. asked by Marcus
3. 2,962 views
A double-slit diffraction pattern is formed on a distant screen. If the separation between the slits decreases, what happens to
1. 5 answers
2. asked by Anonymous
3. 2,573 views
Consider two diffraction gratings. One grating has 3000 lines per cm, and the other one has 6000 lines per cm. Both gratings are
1. 3 answers
2. asked by Anonymous
3. 2,139 views
The manager of a bulk foods establishment sells a trail mix for $6 per pound and premium cashews for $13 per pound. The manager
1. 3 answers
2. asked by sandra
3. 1,917 views
A person has a choice while trying to move a crate across a horizontal pad of concrete: push it at a downward angle of 30
1. 2 answers
2. asked by santoki
3. 1,863 views
Block A, with a mass of 50 kg, rests on a horizontal table top. The coefficient of static friction is 0.40. A horizontal string
1. 3 answers
2. asked by santoki
3. 1,693 views
In a double-slit experiment, two beams of coherent light traveling different paths arrive on a screen some distance away. What
1. 2 answers
2. asked by Anonymous
3. 1,683 views
Suppose that Ramos contributes $6000/year into a traditional IRA earning interest at the rate of 2%/year compounded annually,
1. 1 answer
2. asked by Dee
3. 1,575 views
Which of the following statements is NOT true about gamete formation in mammals?a)In the female, the separation of cytoplasm is
1. 1 answer
2. asked by TEESHAN
3. 1,561 views
A rancher wants to build a rectangular fence next to a river, using 100 yd of fencing. What dimensions of the rectangle will
1. 1 answer
2. asked by Anonymous
3. 1,433 views
calculate the freezing point of an aqueous solution of 15.5 grams of glucose dissolved in 150 grams of water
1. 1 answer
2. asked by Sara
3. 1,391 views
Nikki made 2 gallons of punch withfruit juice and ginger ale. The recipe requires 1 gallons of ginger ale. What percent of the
1. 5 answers
2. asked by May
3. 1,308 views
A solid block of mass m2 = 1.0 $kg$, at rest on a horizontal frictionless surface, is connected to a relaxed spring (with spring
1. 0 answers
2. asked by Tay
3. 1,108 views
Simplify the expression, if possible. State the excluded values, if any.1. 5x - 5/ 10x^2 - 25x + 15 2. w^2 + 6w + 9/ 2w^2 - 18
1. 1 answer
2. asked by Student
3. 1,089 views
how many years does it take to finish the course sculpture at OCAD university??
1. 3 answers
2. asked by Annie
3. 1,033 views
All of the following are assets exceptA. inventory. B. patents. C. cash. D. bank loans.
1. 2 answers
2. asked by Pirurris
3. 985 views
Please explain how to do this problem. The answer says the answer is 2.43 inches, but I don't get it.A school wants to take out
1. 6 answers
2. asked by Anonymous
3. 977 views
A single-slit diffraction pattern is formed on a distant screen. If the width of the single slit through which light passes is
1. 1 answer
2. asked by Anonymous
3. 954 views
A 2400 kg car moving at 11 m/s crashes into a tree and stops in 0.26 s. calculate the force the seat belt exerts on passenger in
1. 1 answer
2. asked by Mohanad
3. 941 views
1.350g of insoluble carbonate, MCO3 was dissolved in 250cm^3 of a 0.203 mol/dm^3 HCL solution. The resulting solution was boiled
1. 1 answer
2. asked by Ellen Cameron
3. 858 views
an extremely soluable salt is added to water, and all of it dissolves. is it at equilibrium? explin.
1. 4 answers
2. asked by Anonymous
3. 838 views
A 300 kg piano slides 4.4 m down a 30° incline and is kept from accelerating by a man who is pushing back on it parallel to the
1. 0 answers
2. asked by Hope
3. 814 views
Write an essay explaining why you think The Tragedy of Romeo and Juliet remains so popular. What is it about the characters of
1. 1 answer
2. asked by Talha
3. 804 views
What percentage of all infertile American women are infertile because of tubal damage caused by untreated STD?
1. 1 answer
2. asked by Anonymous
3. 785 views
If salesman earned a 6% commission on sales, and in one week he earned $300 in commissions, how much merchandise did he sell
1. 3 answers
2. asked by Rayne
3. 771 views
The number of visitors at a Web siteover several days is shown in the table at the right. What is an equation that models the
1. 3 answers
2. asked by Anonymous
3. 762 views
The Heisenberg Uncertainty Principle:A student is examining a bacterium under the microscope. The E. coli bacterial cell has a
1. 0 answers
2. asked by Anna
3. 748 views
An anchor weighing 110 lb in water is attached to a chain weighing 2 lb/ft in water. Find the work done to haul the anchor and
1. 0 answers
2. asked by j
3. 718 views
Animal researchers refer to the process of filtering out sights, scents, and sounds that have little impact on survival asA.
1. 1 answer
2. asked by Kathy
3. 682 views
opinion polls find that 16 percent of americans adults claim that they never have time to relax. suppose you take a random
1. 1 answer
2. asked by kristina
3. 645 views
Write an equation to model the data.x: 0,1,2,3,4 y: 0,2.8,11.2,25.2,44.8 How do you do this?
1. 3 answers
2. asked by Anonymous
3. 644 views
Consider a binomial experiment with 20 trials and a probability of 0.45 on a single trial.Use the normal distribution to find
1. 2 answers
2. asked by john
3. 631 views
The decomposition of hydrogen iodide on a gold surface at 150 oCHI(g) ½ H2(g) + ½ I2(g) is zero order in HI with a rate
1. 1 answer
2. asked by kait
3. 631 views
A 300 kg piano slides 4.4 m down a 30° incline and is kept from accelerating by a man who is pushing back on it parallel to the
1. 0 answers
2. asked by Hope
3. 625 views
An architect has allocated a rectangular space of 465ft^2 for square dining room and a 16ft wide kitchen. Find both the width of
1. 1 answer
2. asked by Pam
3. 616 views
A plane flying horizontally at 180 m/s drops a box just as it crosses a coastline. The box lands 3 kilometers from the coast.-
1. 2 answers
2. asked by LEZA91
3. 610 views
"Did you read his analysis in Sparknotes?What have you found about him by reading this novel? " he tries to see the good in
1. 9 answers
2. asked by anonymous
3. 610 views
The highest point in the scatter is the point for Illinois, at 1807. The two just below it, at 1778 and 1777, are for Minnesota
1. 4 answers
2. asked by keitanako
3. 595 views
A ball is thrown vertically upward with an initial velocity of 135 feet per second, the ball’s height after t second is s(t) =
1. 1 answer
2. asked by Zack
3. 594 views
The decomposition of hydrogen iodide on a gold surface at 150 oCHI(g) ½ H2(g) + ½ I2(g) is zero order in HI. In one
1. 2 answers
2. asked by kait
3. 584 views
im in grade 10 and if i do the osslt literacy practice tests. will someone on here mark my writing tasks?i can mark the multiple
1. 3 answers
2. asked by ann
3. 578 views
Flexion of the elbow and supination of the forearm occur about what axes respectively?
1. 0 answers
2. asked by Evelyn
3. 577 views
Question as follows:If you combusted 23g of ethanol with an excess of oxygen how much heat would be released or absorbed? the
1. 1 answer
2. asked by Angely R.
3. 569 views
The decomposition of hydrogen iodide on a gold surface at 150 oCHI(g) ½ H2(g) + ½ I2(g) is zero order in HI with a rate
1. 1 answer
2. asked by kait
3. 562 views
I'm writing about hearing a certain song can take you back to a moment in your past. I know that the 1st paragraph is thesis and
1. 1 answer
2. asked by Anonymous
3. 557 views
help with paper on basic transaction processing fr Richard Simmons
1. 1 answer
2. asked by Gail
3. 543 views
The number of tickets sold each day for an upcoming performance of Handels Messiah is given by N(x)=-0.4x^2+11.2x+13, where x is
1. 1 answer
2. asked by Pam
3. 540 views
To test the results of a conventional versus a new approach to the teaching ofreading, 12 pupils were selected and matched
1. 0 answers
2. asked by Walid
3. 528 views
A flow of blood directly from the right atrium to left atrium is a dangerous complication of certain heart abnormalities. It can
1. 1 answer
2. asked by Samarkand
3. 512 views
a layer of ice has an area of 35m2 and is 2.5cm thick and is -7.5'c. how much water (in kilograms) is needed to melt the ice?
1. 0 answers
2. asked by Walter
3. 502 views
regular selling price of A is 100.promo price of A is 85. New special price offered for A is 75. What will be the discount % of
1. 1 answer
2. asked by Anonymous
3. 496 views
What is 9x²+3x-2=0
1. 1 answer
2. asked by y
3. 485 views
Please !!!! What can i write a letter about my math best teacher ..???
1. 7 answers
2. asked by Iqbal
3. 483 views
Doublets? Change one word to another word one letter at a time. Create linking words. DINNER serve COFFEE. Has anybody got a
1. 3 answers
2. asked by T J
3. 481 views
find y' and y” by implicit differentiation.2x^3 + 3y^3 = 8
1. 1 answer
2. asked by Tenshi
3. 481 views
What is the minimum work needed to push a 1075 kg car 230 m up along a 17.5° incline?(a) Ignore friction. (b) Assume the
1. 1 answer
2. asked by Hope
3. 477 views
I need help with what is happening inside the mitochondria.may help me what's happening 0-50 secondes. h t t p: // w w w.y o u t
1. 1 answer
2. asked by jess
3. 471 views
Explain residence time in relationship to reservoirs and fluxes
1. 0 answers
2. asked by Anonymous
3. 462 views
rewrite each sentence, adding commas where needed.which i was researching skateboards i found an interesting old newspaper
1. 1 answer
2. asked by james
3. 456 views
Calculate the molar conc. Of ethanoate acid needed to prepare ethonoic buffer of ph 6.8 using 0.5 molar solution of sodium
1. 1 answer
2. asked by Anonymous
3. 452 views
Find exactly all solutions in [0,2pi) to4sin(x)cos(x) = 1
1. 0 answers
2. asked by Hfx
3. 449 views
Identify 3 study fields/paths in order of preference and provide two reasons for each choice
1. 3 answers
2. asked by cynthia
3. 444 views
How do you know 1 and 2/3 divided by 3 and 1/2 has to be less than 1/2, without calculating the quotient?Please explain :)
1. 1 answer
2. asked by Annette
3. 441 views
4. The purpose of the investigation was to examine the effects of the Tweededgewise technique on mandibular growth and rotation.
1. 0 answers
2. asked by Daniya
3. 440 views
A cylinder can held 105 Liters of milka) ignoring the thickness of the material calculate the volume of the cylinder in
1. 1 answer
2. asked by santoniann
3. 438 views
an object being pulled to earth by gravity will have the force of air pushing back opposite directions
1. 0 answers
2. asked by james
3. 416 views
Explain why residence time in the atmosphere for water is short but the flux in and out of the atmosphere is huge.
1. 0 answers
2. asked by Anonymous
3. 411 views
find exactly all the solutions in [0, 2pi) to 4 sin(x)cos(x) = 1
1. 3 answers
2. asked by hamal
3. 401 views
Jessica earns $53.35 in 5.5 hours. How much does Jessica earn in 1 hour?
1. 1 answer
2. asked by kathy
3. 398 views
How many moles of Ca(OH)2 are needed to produce 82.9g of Ca3(PO4)2?
1. 1 answer
2. asked by Anonymous
3. 397 views
Solve the system using elimination.y = -x + 3 y = x^2 + 1
1. 1 answer
2. asked by Anonymous
3. 390 views
Why would you expect a plate to hold more excess charge on each of its conducting surfaces when the voltage difference between
1. 1 answer
2. asked by ggulnebe
3. 383 views
I have been assigned to write an how-to essay that consists of 3 paragraphs. Should I number each paragraph?
1. 1 answer
2. asked by Anonymous
3. 378 views
how did Epperson et al determine the validation of the MnSOST-R
1. 1 answer
2. asked by Anonymous
3. 378 views
what is the substance that melts at 10°C?
1. 0 answers
2. asked by lusika tangoi
3. 361 views
What is 66 2/3 of 39?
1. 2 answers
2. asked by Rayne
3. 316 views

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