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2012
April
Questions Asked on
April 6, 2012
Which is reduced in the following reaction:
Cr2O72-+6S2O32-+14H+>2Cr3+ + 3S4O62- + 7H20 A. H+ B. Cr6+ C. S4O62- D. S2+ E. O2- I
4 answers
asked by
Debbie
6,582 views
Participants in a psychology experiment were able to memorize an average of M words in t minutes, where M = −0.001t3 + 0.1t2.
2 answers
asked by
j
617 views
Sal keeps quarters,nickels, and dimes in a jar. He has a total of 52 coins. He has three more quarters than dimes and five fewer
5 answers
asked by
micheal Garcia
5,501 views
my sister have this question for biology how they get caramel into caramilk bar? she think the inject it in there, but she want
6 answers
asked by
Mohammad
539 views
What is the difference between the interst on a loan being compounded daily @9% and compounded yearly @ 9%?
1 answer
asked by
Floyd
417 views
For which value of x is the expression 3/x-2 undefined?
1 answer
asked by
George wang
388 views
Find to the nearest degree, all values of ө less than 360˚ that satisfy the equation 2tan^2θ-2tanθ=3
3 answers
asked by
Rach
1,026 views
I am completely stuck on these two questions. I have read my chapter, but I am still doubting that I got the answers correct.
1.A
1 answer
asked by
Joy
468 views
what are the finical role of state, local, and federal government in education
1 answer
asked by
nando
384 views
the first challenge to the confidence of these amateur renovators come with buying tools or equipment
2 answers
asked by
bouba
594 views
Janice found two sea shells when she went to the beach. They appear to be almost the same size, but they have different shapes.
2 answers
asked by
Sara HELP ME PLEASE
1,112 views
Question 4-6 refer to : 3Ag(s) + 4HNO3(AQ) = 3AGNO3(aq) + NO(g) + 2h2o(l)
4. How many moles of NO can be produced by the reaction
2 answers
asked by
jhong
1,286 views
3Ag(s) + 4HNO3(AQ) = 3AGNO3(aq) + NO(g) + 2h2o(l)
How many grams of AgNO3 can be produced by recating completely 88.0g of Ag?
2 answers
asked by
jhong
920 views
what joint does splenius muscle cross?
1 answer
asked by
sarah
264 views
Determine the magnitude of the force of gravity acting on a 340 kg satellite, 850 km above Earth's surface
1 answer
asked by
Melissa
457 views
A 650 N student is Rollerblading at a velocity of 7.8 m/s [W] when the student trips and slides horizontally along the trail,
3 answers
asked by
Melissa
1,031 views
List the terms without changing the expression. 21x+21y
3 answers
asked by
Hanna
889 views
If the coefficient of kinetic friction is 0.25 , how much horizontal force is needed to pull each of the following masses along
2 answers
asked by
Melissa
922 views
A tug of war has started over a popular toy. One child pulls with a force of 2.0*10^1 N[W], a second child pulls with a force of
2 answers
asked by
Melissa
710 views
If 4x^2+9=kx, what value of k will produce equal roots?
the answer is 12 but i don't understand how you get it, please help!
3 answers
asked by
lisa
491 views
Sal made a map of his neighborhood.According to his map,Sal's house is 6 units away from the grocery store. The grocery store is
6 answers
asked by
Bebe
1,109 views
Coach Willful believes that the best sixth-grade soccer players are 58 inches tall, and he will accept his ideal as players on
3 answers
asked by
Matt
599 views
A boat in calm seas travels 13km east and 35 km north. Find the distance and direction of the trip, relative to to the north.
2 answers
asked by
nicole
527 views
if sin2x=3sin2y, find 2tan(x-y)
1 answer
asked by
afdafd
447 views
A person takes in a breath of 0 degrees celsius air and holds it until it warms to 37 degrees celsius. The air has an initial
2 answers
asked by
Tiera
591 views
The area of a rectangular field is x^2-x-72 m^2. The length of the field is x+8 m. What is the width of the field in meters?
4 answers
asked by
joshua
1,436 views
Which is the oxidizing agent in the reaction below.
Cr2O72- + 6S2O32- +14H+ > 2Cr3+ + 3S4O62- +7H20 A. Cr3+ B. S4O62- C. Cr2O62-
5 answers
asked by
Debbie
5,060 views
How many liters of chlorine gas at 1.00 atm and 20ºC will be required to oxidize 167 grams of bromide ions to molecular
3 answers
asked by
M
688 views
Wheel Industries is considering a three-year expansion project. The project requires an initial investment of $1.5 million. The
2 answers
asked by
Anonymous
645 views
Factor 21x + 35y
2 answers
asked by
geo
591 views
In the hydrogen atom the radius of orbit B is sixteen times greater than the radius of orbit A. The total energy of the electron
2 answers
asked by
DCM
646 views
if one of a quadratic equation is 1/2-2i, what is the equation. the other root is 1/2+2I but i don't know how to find the
1 answer
asked by
Jess
372 views
The global water cycle provides renewable water, but a number of factors affect how much freshwater is available for human
1 answer
asked by
Anonymous
500 views
DKLM is a rhombus.
If AM = 4x, AK = 5x-3, and DL = 10, find x.
3 answers
asked by
Rye
731 views
What is the relationship between z-scores and percentages?
2 answers
asked by
Betty
641 views
How many liters of chlorine gas at 1.00 atm and 20ºC will be required to oxidize 167 grams of bromide ions to molecular
1 answer
asked by
M
470 views
Find the indicated angle è.
(Use either the Law of Sines or the Law of Cosines, as appropriate. Assume a = 110 and c = 136
3 answers
asked by
Mike
959 views
Find the indicated angle è. (Use either the Law of Sines or the Law of Cosines, as appropriate. Assume a = 95 and c = 137(angle
7 answers
asked by
Adam
1,282 views
If ON=2x-3, LM=7x+2, NM=x+6, and OL=6y-3, find the values of x and y for which LMNO must be parallelogram.
3 answers
asked by
Lisa
1,464 views
Hello,
I am writing a term paper on Ted Bundy and Danny Rolling and I not sure of some of the answers for the paper. One of the
2 answers
asked by
rainy
912 views
100 ml of 0.2 M ammonium sulfate are reacted with 300 ml of 0.1M cadmium chloride . a yellow precipitate is formed. what is the
4 answers
asked by
Katy
407 views
explain why the bond angles found for the molecules below is as given below.
Methane 109.5 Ammonia 107.5 water 104.5
4 answers
asked by
John
1,182 views
a carnival ride is made so that at a certain point the floor can be lowered and the people inside don't fall. if this carnival
2 answers
asked by
Ren
1,011 views
A mass of 1.0 kg is located at the end of a very light and rigid rod 44 cm in length. The rod is rotating about an axis at its
2 answers
asked by
Jermaine
639 views
for the transition of an electron in a hydrogen atom between the principal quantum number levels 4 and 3, calculate
a) the energy
4 answers
asked by
Amber
437 views
Sin23=p write cos113 in terms of p
1 answer
asked by
Piwo
361 views
Solve this equation graphically.
xy=-7 I don't understand how you get your points to graph this equation. please help
1 answer
asked by
Anonymous
431 views
I=2V/R+2r
Solve for r. simplify
1 answer
asked by
chels
441 views
two resistors are connected in parallel. Their resistances are 8 ohms and 17 ohms. What is the resistance (R) of the
2 answers
asked by
chels
622 views
At what depth in water is the pressure equal to 2.0m atmosphere?
4 answers
asked by
Momito
750 views
If the distance from the moon to the Earth decrease from 230,000 miles (which it is today) to 20,000 miles, what affect would
2 answers
asked by
Sheyla
681 views
There is not a book.
There are not books. There is no orange. There are no oranges. There is no any book. There are no any books.
2 answers
asked by
Connie
1,108 views
A rectangular storage container with an open top is to have a volume of k cubic meters. The length of its base is twice its
6 answers
asked by
Nick
1,067 views
How would I solve this problem in a calculator: -2x(squared) minus 6x+5, when asked these 6 questions; what are the roots of the
1 answer
asked by
anonymous
446 views
A pair of eyeglass frames are made of an epoxy plastic (coefficient of linear expansion = 1.30 10-4°C−1). At room temperature
1 answer
asked by
kevin
392 views
A hollow aluminum cylinder 22.0 cm deep has an internal capacity of 2.000 L at 21.0°C. It is completely filled with turpentine
2 answers
asked by
kevin
558 views
Lake Erie contains roughly 4.00 1011 m3 of water.
(a) How much energy is required to raise the temperature of that volume of
2 answers
asked by
kevin
1,156 views
A 40-g block of ice is cooled to
−71°C and is then added to 590 g of water in an 80-g copper calorimeter at a temperature of
1 answer
asked by
kevin
912 views
A glass windowpane in a home is 0.62 cm thick and has dimensions of 1.30 m × 1.72 m. On a certain day, the indoor temperature
3 answers
asked by
kevin
1,426 views
how do you compare the symbolic method for solving linear equations to the method of using a table?
PLEASE HELP MY BUS COMES IN
3 answers
asked by
malisa
588 views
Which figure of speech is used in the following quotation? "The winter evening settles down with smell of steaks in
4 answers
asked by
Advanced thematic studies for English in Education
443 views
I am completely stuck on these three questions. I have read my chapter, but I am still doubting that I got the answers correct.
1
1 answer
asked by
Joy
1,009 views
How do you remeber the primary and secondary colours?
3 answers
asked by
not plannning to tell u
908 views
how do u draw a detailed particle diagram showing chemical and physical changes in rocks? I actaully found the sheet on the
3 answers
asked by
not planning 2 tell u
992 views
what is the total interest for $2596.40
with a interest rate of %9 percent.with a tiime of 7months 97.37 136.26 136.31 233.68 my
6 answers
asked by
susue
646 views
what is the july interest ?total purchase is $15,632.16 with a %10 interest rate for 10 months
86.85 88.25 89.93 91.92 my answer
3 answers
asked by
susue
492 views
A rectangular block of wood is 40cm wide, 60cm long and 30cm deep. If its relative density is 0.7 and it floats with its 30cm
2 answers
asked by
Momito
576 views
received a check for 154.72 for unassembled products includes 8.06 sales tax and 12.30 in transportation
what is the entry for
1 answer
asked by
susue
497 views
A clock has an aluminum pendulum with a period of 1.000 s at 20.2 °C. Suppose the clock is moved to a location where the
2 answers
asked by
Anonymous
648 views
A bubble located 0.200m beneath the surface of a glass of beer rises to the top.the air pressure at the top of the glass is
3 answers
asked by
Neptoh
1,128 views
A steel rod of length 1 m is welded to the end of an aluminum rod of length 2 m (lengths measured at 23 °C). The combination
3 answers
asked by
Anonymous
976 views
Can you please help me check this paragraph containing several grammar mistakes? Thank you.
1) Caliban is a sort of monster half
3 answers
asked by
Matthew
535 views
(a) Suppose a bimetallic strip is constructed of copper and steel strips of thickness 1.1 mm and length 29 mm, and the
3 answers
asked by
Anonymous
598 views
Environmental problem impact on your community within south africa
1 answer
asked by
Rifilwe
335 views
Environmental problem impact on your community within south africa
1 answer
asked by
Rifilwe
333 views
1.Describe the pathway of an unfertilized egg as it travels through the female reproductive system
2 answers
asked by
RAM
537 views
Sole proprietorships produce only a small fraction of annual sales in the U.S. economy because sole proprietorships
A. are the
3 answers
asked by
Zach Ketchup
1,526 views
The _____ limits the actions of government leaders.
4 answers
asked by
Zach Ketchup
1,082 views
what is the personification of this sentence The wind whispered through the dark and gloomy forest.
2 answers
asked by
tony
563 views
How can you determine which colorless liquid is less dense?
1 answer
asked by
Erica
380 views
what are the implications if there was no 'market'?
1 answer
asked by
yajna
272 views
suppose your business caters a party august 23.according to the contract ,your client will pay the 2500 bill on september
2 answers
asked by
susue
586 views
a store purchased 500 in merchandise on account.using the periodic inventry system,how would you record your entry?
(a)debit
1 answer
asked by
susue
482 views
what is the accounting system where you record revenue when the business earns it,and expenses at the time the business incurs
2 answers
asked by
susue
569 views
A triply ionized beryllium atom (Be3+) has only one electron in orbit about the nucleus. What is the radius of the ion when it
6 answers
asked by
DCM
1,559 views
If it takes 45 minutes to make 15 chairs how long would it take to make 100 chairs.
4 answers
asked by
Ian
444 views
silver sulphate is a sparingly soluble salt.2.5litres of saturated solution of this salt contains 14.25g.
Calculate the molar
1 answer
asked by
victor1
489 views
Silver sulphate is a sparingly soluble salt.2.5litres of saturated solution of this salt contains 14.25g.
Calculate the molar
1 answer
asked by
musuma
452 views
A particle of mass m = 3.04kg is suspended from a fixed point by a light inextensible string of length = 1.11m. You are required
1 answer
asked by
Anonymous
494 views
A proton is located at a distance of 0.430 m from a point charge of +8.30 µC. The repulsive electric force moves the proton
4 answers
asked by
DCM
2,585 views
A sample of an ideal gas at 1.00 atm and a volume of 1.61 L was placed in a weighted balloon and dropped into the ocean. As the
1 answer
asked by
catey
758 views
1. What is the pH of a solution whose [H3O+] is 1 X 10^ -5 M?
2. What is the [H3O+] concentration of a solution with a pH of 9?
4 answers
asked by
Chris
3,507 views
What are the rules to determine the solubility of salts?
1 answer
asked by
Elizabeth
422 views
In my previous post I wrote
"You should have used the past simple to refer to both Prospero's and Miranda's behaviours towards
2 answers
asked by
Matthew
611 views
Imagine making a tent in the shape of a right prism whose cross-section is an
equilateral triangle (the door is on one of the
3 answers
asked by
Katie
657 views
The circumference of a sphere was measured to be 82 cm with a possible error of 0.5 cm. Use linear approximation to estimate the
1 answer
asked by
bobby
1,000 views
one side of a square bolck is 20 cm. the block weighs 320 grams. which numeral could be used to express the density? is it 0.04,
1 answer
asked by
Anonymous
357 views
what radioactive isotope would be most useful in dating a mastodont bone ?why?
1 answer
asked by
fufawoofa
907 views
The per capita consumption of coffee by people in the United States in a recent year was normally distributed, with a mean of
2 answers
asked by
jackie
566 views
Calculate the distance traveled by the concrete brick after 0.5 s if it moves with an initial speed of 5 ft/s up the incline
1 answer
asked by
ajay
455 views
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