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2011
April
Questions Asked on
April 9, 2011
if asphalt costs $0.78 per square foot, determine, to the nearest cent, the cost of paving the shaded circular road with center
2 answers
asked by
Mingma
5,728 views
From an 8 inch by 10 inch rectangular sheet of paper, squares of equal size will be cut from each corner. The flaps will then be
3 answers
asked by
tammy
5,700 views
magnesium hydroxide + hydrobromic acid -->
is the formula for that Mg(OH)2(s) + HBr(aq) ->H2O(l) +BrOH(s) and are the physical
2 answers
asked by
hannah
5,305 views
A boy on a bucycle drags a wagon full of newspapers at 0.80m/s for 30 minutes using a force of 40N. How much work has the boy
3 answers
asked by
kelly
4,689 views
An accelerating voltage of 2.46 * 10^3 V is applied to an electron gun, producing a beam of electrons originally traveling
2 answers
asked by
Rachel
3,664 views
In the parallel circuit, if the current put out
by the battery is 3 A and the current through R1 is 1 A, what is the current
1 answer
asked by
Leslie
3,568 views
Two very long, straight, parallel wires carry currents that are directed perpendicular. Wire 1 carries a current I1 into the
1 answer
asked by
Rachel
3,314 views
predict whether or not a precipitate will form if you mix 75ml of a NaOH solution with pOH = 2.58 with 125ml of a 0.018M MgCl2
1 answer
asked by
glenn
3,293 views
At which pressure would carbon dioxide gas be most soluble? 600torr, 700torr 800torr or 900torr
2 answers
asked by
Cookie
2,634 views
Mr. Roper owns 20 apartment buildings. Each building contains 15 units that he rents for $800 per month each. Design the
1 answer
asked by
sam
2,381 views
A salesperson has found that the probability of making various numbers of sales per day is presented in the following table.
2 answers
asked by
Paula
2,309 views
According to a survey 35% of adults are against using animals for research. Assume that this result holds true for the current
1 answer
asked by
Sarita
2,038 views
A hollow, thin-walled cylinder and a solid sphere start from rest and roll without slipping down an inclined plane of length 5.0
1 answer
asked by
Kayla
1,949 views
The spiral shaft in a grain auger raises grain from a farmers truck into a storage bin. Assume that the auger does 6.2 x 10*5 J
1 answer
asked by
kelly
1,649 views
How much water must be added to 24.0 grams of salt ot make a solution that is 12.0% by mass?
3 answers
asked by
Beth
1,622 views
A 0.097 kg cup falls from the kitchen shelf and shatters on the ceramic tile floor. Assume that the maximum kinetic energy
2 answers
asked by
Simran
1,608 views
a. Find the exact value of
sin (theta - pi/6) b. Find the exact value of cos (theta - pi/4) c. For what numbers x, -2pi less than
1 answer
asked by
Cassie
1,583 views
A three-year bond has 8.0% coupon rate and face value of $1000. If the yield to maturity on the bond is 10%, calculate the price
0 answers
asked by
Monique
1,475 views
1. Hay que ____ agua, ¿verdad?
a. conserva b. conservar c. conservè d. conservo A. 2. Quiero dormir. Por favor, _____ la luz.
3 answers
asked by
kal
1,264 views
In the sport of pole vaulting, the jumper's point of mass concentration, called the centre of mass, must clear the pole. Assume
4 answers
asked by
Anonymous
1,239 views
1. a) If a photon and an electron each have the same energy of 20.0 eV, find the wavelength of each. b) If a photon and an
2 answers
asked by
Anonymous
1,218 views
In a reaction, 34.6 g of chromium(III) oxide reacts with 12.3 g of aluminum to produce chromium and aluminum oxide. If 23.7 g of
0 answers
asked by
Justine
1,194 views
Can someone please help me by explaining and correcting me?
1) A 0.057M solution of a weak acid has a pH of 4.93. Determine the
3 answers
asked by
polkadot
1,191 views
Unauthorized Downloading: A Harris Interactive survey involved 1644 people between the ages of 8 years and 18 years. The
2 answers
asked by
Andrea
1,179 views
The pH of a weak monoprotic acid, HA, is 4.55. It took 39.22 ml of 0.2334 M NaOH to titrate 25.00 ml of the acid.
a. Write an
1 answer
asked by
Cassie
1,138 views
Verify that the vertices A(-6.1),B(2,-5),C(6,1) and D(2,4) are the vertices of a trapezoid. Does anyone know the steps to solve
3 answers
asked by
Rebecca
1,137 views
Select the letter of the choice that correctly identifies the underlined word.
The author frequently used co-ordinate clauses to
2 answers
asked by
anthony
1,072 views
44.70 ml of 0.100 M NaOH are required to completely neutralize 50.00 ml of a weak monoprotic acid, HA. When 34.43 ml of NaOH are
2 answers
asked by
Cassie
1,039 views
perform the indicated operations and simplify x-1/x-9-x+1/x+9+x-153/x^2-81
1 answer
asked by
brandee
972 views
A rectangular box is to be constructed from two different materials. The box will have a square base and open top. The material
1 answer
asked by
j
964 views
What addition property can you use to find the missing number?
8+(6+5)=8+(5+_)
2 answers
asked by
KC
925 views
A given reaction has an activation energy of 24.52 kJ/mol. At 25�C the half-life is 4 minutes. At what temperature will the
1 answer
asked by
Eddy
909 views
Calculate the total change in aggregate demand because of an initial $300 decrease in investment spending, given that C = 150 +
0 answers
asked by
Eli
881 views
Jill knows her average score on five tests is 88. She can find all but one test. She has tests with scores of 96,83,100, and 79.
1 answer
asked by
Nelson
841 views
What are the threats to Romeo and Juliet's happiness?
and How many times does the word "night" appear in Romeo and Juliet?
1 answer
asked by
Amber Henricksen
816 views
A long, straight wire carries a current of 740 mA. A thin metal rod 45 cm long is oriented perpendicular to the wire and moves
0 answers
asked by
Martina
813 views
A particle of mass m1, traveling at speed v0, collides head-on with a particle of mass m2 at rest. The collision is perfectly
2 answers
asked by
Emilio
803 views
The State of Idaho issued $2,000,000 of seven percent coupon, 20-year semiannual payment, tax-exempt bonds five years ago. The
1 answer
asked by
abdelrazeg
800 views
Select the letter of the choice that identifies the underlined compliment
1. The onset of winter gives skiers a wonderful feeling
11 answers
asked by
anthony
798 views
In an editorial, the Poughkeepsie Journal printed this statement: "The median price--the price exactly in between the highest
3 answers
asked by
Andrea
768 views
An open box is to be constructed so that the length of the base is 4 times larger than the width of the base. If the cost to
1 answer
asked by
Jillian
767 views
Determine the perimeter and area of a rectangle that has a width of 6 inches and a length of 8 inches.
Using a ratio of 1:2, draw
3 answers
asked by
Amy
752 views
Underline the Adjectives and Bold the Adverbs in these sentences:
1. The beautiful princess cautiously walked in the forest. 2.
2 answers
asked by
tawna
741 views
Is the hormone protein,steroid or glycoprotein?
1. Follicle-stimulating hormone 2. Cortisol 3. Antidiuretic hormone 4.
0 answers
asked by
ivy
735 views
In the parallel circuit, if the current put out
by the battery is 3 A and the current through R1 is 1 A, what is the current
1 answer
asked by
maria
727 views
Ten years ago, you started working as a clerk for DMD Medical Supplies. Six months ago, Liz Jakowski, the human
resources
3 answers
asked by
jacqui
714 views
Assignment: Tuition Reimbursement Implementation Report
· Review the following scenario: Your company has had a very profitable
1 answer
asked by
ELI2111
703 views
A reaction rate increases by a factor of 815 in the presence of a catalyst at 37 degrees C. The activation energy of the
0 answers
asked by
Eddy
702 views
Guess the 4-digit combination. An X stands for a correct digit in its correct place in the combination and an O stands for a
1 answer
asked by
Matt
700 views
1. Owls sleep during the day and are awake at night because of their kind of
estivation habituation* circadian rhythm
0 answers
asked by
Jesicca
691 views
1. Adjectives describe _______________ and ________________ .
2. Adverbs describe _____________ , _____________ , or
1 answer
asked by
tawna
670 views
When the Indianapolis Colts recently won the Super Bowl, the numbers on the jerseys of the active players were 29, 41, 50, 58,
1 answer
asked by
Andrea
668 views
if you have 0.454 grams of sulfur trioxide, how many moles does this represent? how many molecules? how many oxygens atoms?
1 answer
asked by
melinda
665 views
A ball is hit at an angle of 36 degrees to the horizontal from 14 feet above the ground. If it hits the ground 26 feet away (in
1 answer
asked by
arun
655 views
AIDS Cases From 1993 to 2003 the cumulative number
N of AIDS cases in thousands can be approximated by N = -2x^2 + 76x + 430,
2 answers
asked by
patiance
643 views
The gauge pressure in each of 4 car tires is 240kpa. If each tire has a footprint of 220cm^2 , what is the mass of the car?
2 answers
asked by
Mark
640 views
Which of the following pairs of substances, when mixed in any proportion you wish, can be used to prepare a buffer solution?
1)Na
4 answers
asked by
Rachel
639 views
Heart Rate An athlete starts running and continues
for 10 seconds. The polynomial calculates the heart rate of the athlete in
1 answer
asked by
logan
636 views
If the mean rate of arrival in a restaurant is 10 customers per hour, what is the probability of having 4 customers arriving in
2 answers
asked by
Pavlos Cs
631 views
A ball is rolling in a straight line at a constant speed. Another ball is motionless. what do they have in common?
2 answers
asked by
Robert
630 views
I really stuck on binomial theorem and I have a whole worksheet due Monday
How do I solve (x+5y)^4 I need to really understand
1 answer
asked by
JoyceLynn
613 views
Input a list of positive numbers (terminated by 0) into array, find the largest number in the array, and output the result. Use
0 answers
asked by
koko
608 views
z Score: When Reese Witherspoon won an Oscar as Best Actress for the movie Walk the Line, her age was converted to a z score of
1 answer
asked by
Andrea
604 views
Posted by polkadot on Friday, April 8, 2011 at 8:46pm.
Can someone please help me by explaining and correcting me? 1) A 0.057M
2 answers
asked by
polkadot
598 views
The production of ages at inauguration of all U.S. Presidents who had professions in the military is 62, 46, 68, 64, 57. Why
1 answer
asked by
Andrea
593 views
The antacid Amphogel contains aluminum hydroxide Al(OH}3
How many milliliters of 2.00(M}HCl are required to react with 80.0 mL of
1 answer
asked by
Help!!
581 views
Suppose 0.0290 kg of steam (at 100.00°C) is added to 0.290 kg of water (initially at 19.7°C.). The water is inside an aluminum
3 answers
asked by
jason
572 views
America Online occasionally conducts online polls in which Internet users can respond to a question. If a graph is constructed
1 answer
asked by
Andrea
567 views
The Hypothetical Finance Ltd has structured a hire-purchase deal. The required to make a down payment of 20 per cent of the
2 answers
asked by
sushma
564 views
What score in a distribution that has a mean of 500 and a standard deviation of 100, would identify the top 60% of scores?
1 answer
asked by
Melissa
561 views
A Hall-effect probe operates with a 120 -mA current. When the probe is placed in a uniform magnetic field of magnitude 0.0840 T,
1 answer
asked by
Rachel
560 views
If the mean family size is 4.75 what is the total population of a city of 25000 families?
Is it correct if I calculate it as
1 answer
asked by
Pavlos Cs
559 views
4cos(2x)+2cos(x)+3=0
1 answer
asked by
ashley --- HELP PLEASEE!!!
553 views
How has the changing roles of human resource department changed in Response to the changes in the health care industry.
0 answers
asked by
bobbi
547 views
A projectile of mass m is launched from the ground at time t = 0, with speed v0, at angle theta0
above the horizontal.
1 answer
asked by
Cecille
546 views
A 70 ohm resistor is connected to a 6.7 V
battery in the circuit below.When the switch is closed, calculate the current I. Answer
2 answers
asked by
maria
517 views
iF THE THEORETICAL YIELD IF A REACTION IS 0.121G AND THE ACTUAL YIELD IS 0.112G WHAT IS THE PERCENT YIELD
2 answers
asked by
tammy
516 views
1. I like kimchi mild.
(What is the part of speech of 'mild'? Is 'mild' an objective complement?) 2. It touches rough. 3. It
1 answer
asked by
rfvv
512 views
A middle-aged man has been diagnosed as being at high-risk of developing Coronary Artery Disease.
* State the chemical
1 answer
asked by
lue
510 views
discuss whether or not the changes to the selection of judges is leading to a wider cross section of people becoming judges.
1 answer
asked by
elizabeth
510 views
I just hav a sentence. Thank you
He had been married for two years when his wife decided to apply for a divorce (filed for
1 answer
asked by
Mike
509 views
Could someone tell me the rate for a $6000
gift that grew to 7,000,000 over 200 years?
2 answers
asked by
Lib
508 views
DESHAWN TOOK A LOAN OUT FOR $1,500 AT 6.4% ANNUAL INTEREST.HIS FRIEND RAY GOT A $2,000 LOAN FROM A DIFFERENT BANK AT A RATE THAT
1 answer
asked by
JOY
506 views
If 95% of the population has a measured IQ score between 70 and 130, what is the probability of meeting a person with a measured
1 answer
asked by
Shannon
502 views
Factor the following..
x^2 +16x -144=0
1 answer
asked by
Lauren
483 views
i would like to able to find the percentile rank of a z score 0.313152
can someone tell me how to do this.
2 answers
asked by
Ann
481 views
Issa determined there is a linear relationship between how far up the hill she starts skiing and the length of her jump starting
1 answer
asked by
Kylie<3
480 views
7. What are the main advantages and disadvantages of modern media delivery?
2 answers
asked by
Anonymous
477 views
given lengths of the a rectangle are x and y show that the greatest rectangle having a perimeter of 200 cm square and thus find
1 answer
asked by
niati
466 views
can someone help me with my question below? im confused i think it is
Technology Recruiting Hiring Training Organization
1 answer
asked by
Bobbi
463 views
Rodney and Rebecca play chess together. In the last 50 games, Rodney has won 18 games.
If they played a further 75 games, how
1 answer
asked by
Janie
463 views
Why is it important to simplify radical expressions before adding or subtracting?
1 answer
asked by
Anonymous
453 views
In a reaction, 34.6 g of Cr2O3 reacts with 12.3 g of Al to produce cr and Al2O3 If 23.7 g of Cr is produced, what mass of Al2O3
0 answers
asked by
Anonymous
452 views
How many moles of gas in a helium filled tank with a volume of 4.00 L when thepressure inside is 365 atm andthetemperture is 33
0 answers
asked by
Jim
444 views
Given that f(x) = 3x - 2 and g(x) = 4x - 1, find f (g(x».
1 answer
asked by
chele
441 views
if a block of wood is pulled at constant speed on ice what would the friction be like
1 answer
asked by
sally
434 views
Simplify, 12 divided by 1/4+2/5-2^3
2 answers
asked by
Dena
432 views
7x^2-18x-7/(x-4)(2x^2-6x+3)
1 answer
asked by
Emma
428 views
what is the fraction form of -0.048
1 answer
asked by
Liz
425 views
How many students must we sample if we want to be within 4% of the true proportion of female students at DeVry University when
0 answers
asked by
Anonymous
424 views
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