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2012
January

Questions Asked on January 24, 2012

An aqueous solution is 8.50% ammonium chloride, NH4Cl, by mass. The density of the solution is 1.024g/mL. Calculate the
1. 7 answers
2. asked by S
3. 6,324 views
Astronomers have a mathematical model for the orbital speed of the stars as a function of their distance x from the center of
1. 2 answers
2. asked by Scooby10
3. 535 views
What is the balanced equation for 0.60M Phosphoric acid and 1.85M NaOH?
1. 1 answer
2. asked by Alexis
3. 366 views
Distinguish Between terminal velocity and free fall. Be able to describe defective gravity on motion and state acceleration
1. 0 answers
2. asked by glenn
3. 421 views
the points M(6,-8) and E(8,6) are on a circle with radius 10 units. Determine the equation of the line equidistant from points M
1. 1 answer
2. asked by Priya
3. 403 views
Work Place Application 1-Assume that you have been selected to order a new computer system for the physician. Clinic personnel
1. 1 answer
2. asked by Elizabeth
3. 519 views
A sample of carbon monoxide gas whose mass is 6.37 g is heated from 25 oC to 192 oC at a constant pressure of 4.12 bar.Calculate
1. 1 answer
2. asked by David
3. 1,250 views
Could you please quickly check this sentence? Thank you very much.1) The project is mainly centred on the cooperation among
1. 1 answer
2. asked by Henry2
3. 1,111 views
teachers can improve a student's self-esteem by
1. 2 answers
2. asked by miguel
3. 560 views
A stone is launched straight up by a slingshot. Its initial speed is 20.1 m/s and the stone is 1.30 m above the ground when
1. 1 answer
2. asked by Ali
3. 2,267 views
Motion and newton's laws. able to calculate acceleration rates. Distinguish Between speed and velocity. And why velocity is
1. 0 answers
2. asked by glenn help help help
3. 414 views
if 15 people met at a party and all shook hands with one another, how many hand shakes would there be? (assume no one shakes the
1. 1 answer
2. asked by Anonymous
3. 667 views
A mass with an initial combined potential energy and kinetic energy of 10,000 joules is dropped onto a fence post to drive it
1. 0 answers
2. asked by Charles
3. 609 views
(-3)3
1. 0 answers
2. asked by tamy
3. 254 views
from the dramatic monologue the reader learns that the duke is a:A.loving man B.talented artist C.generous man D.self-obsessed
1. 5 answers
2. asked by nibi
3. 542 views
How do I solve this?A mixture of nuts has a ratio of 5 parts peanuts to 3 parts cashews. How many ounces of cashews are in a 24
1. 1 answer
2. asked by Linda
3. 1,558 views
You notice that your accounts receivable days outstanding has doubled in the first 6 months. Do you give someone a bonus or put
1. 0 answers
2. asked by Tiffany
3. 376 views
In Hydrogen atom , if an electron jump from n2 level into n1 level . Prove that the wave number (reciprocal of wave length) of
1. 0 answers
2. asked by dany
3. 432 views
don't know where to start on this one!a box contains 56 marbles. If the probability of randomly selecting a blue marble is 3/8,
1. 1 answer
2. asked by Linda
3. 415 views
Hi i need help for calcul with a Moivre's theorem:( 1/2 ( -1 - i√3 )) ^3 thanks for your help
1. 1 answer
2. asked by Sébastien
3. 499 views
How much energy (in kJ) is released when 16.4 g of steam at 121.5 degrees C is condensed to give liquid water at 60.5 degrees C?
1. 1 answer
2. asked by Becca
3. 746 views
A 10.0 mL volvume of Ultra Bleach is diluted in a volumetric flask. A 25.0 ml sample of this solution is analyzed accordign to
1. 1 answer
2. asked by Ashley
3. 1,345 views
A sample of steam with a mass of .550 g and at a temperature of 1 degrees C condenses into an insulated container holding 4.40 g
1. 4 answers
2. asked by Becca
3. 1,036 views
Use the disk method to find the volume of the solid generated when the region bounded by y=15sinx and y=0, for 0 </= x </= pi,
1. 1 answer
2. asked by Becca
3. 450 views
Use the disk method to find the volume of the solid generated when the region bounded by 4= 1/(fourth root of (1-11x)), y=0,
1. 2 answers
2. asked by Becca
3. 455 views
Find the volume of the solid generated by revolving the following region about the given axis. The region in the first quadrant
1. 1 answer
2. asked by Becca
3. 1,290 views
a sucrose solution with a volume of B uL has a density of C g/ml. the solution is D % sucrose by mass. if i added x ml of this
1. 1 answer
2. asked by neece
3. 719 views
normally distributed with a mean of 40 minutes and a standard deviation of 5 minutes. What is the probability that it will take
1. 1 answer
2. asked by Dillon
3. 464 views
I need to convert 40mg/mL to 5mg/mL with distilled water. How much distilled water would I use to do this?
1. 1 answer
2. asked by jane
3. 432 views
Eight people in a room have an average height of 66 inches. A ninth person enters the room. How tall would he have to be to
1. 1 answer
2. asked by B
3. 460 views
what is the energy transformation when a cart is pushed and rolls along a smoothfloor it hits a rough patch on the floor and
1. 0 answers
2. asked by prapti
3. 466 views
there is 2 freshmen, 4 sophomores, 8 juniors, and 15 seniors. A local television station wants to interview 8 students from the
1. 0 answers
2. asked by kyille
3. 708 views
Suppose that the average annual salary for city employees is $36,000 with an SD of $12,000. The city council decides to give
1. 1 answer
2. asked by B
3. 583 views
How did Roosevelt deal with France in the beginning of world war 11
1. 2 answers
2. asked by Austin
3. 1,045 views
An equilateral triangle with sides 2 m each has a charge of 30 μC at each of its threecorners. Determine the electric field at
1. 0 answers
2. asked by Anuj
3. 530 views
Calculate the density of 150g of a 25% by wieght solution of sodium chloride dissolved in water and the volume of solution is
1. 1 answer
2. asked by Elaine
3. 549 views
Select an organization with which you are familiar and discuss the impact of that organization’s level of social
1. 2 answers
2. asked by Lashonda
3. 1,025 views
analaze the graph of y = 2/ (x^2-9)y-intercepts: ____________________ vertical asymptotes: ____________________ horizontal
1. 1 answer
2. asked by Jordan
3. 530 views
how many grams of sodium are used to prepare 50 boxes of crackers? sodium per serving is 140mg, serving size is .50 oz for 6
1. 3 answers
2. asked by Kelly
3. 3,064 views
If the line OP of radius and(x,y) is rotated through a certain angle about the oringin
1. 1 answer
2. asked by Makhaya khoza
3. 340 views
what is the inverse function of f(x)=-[sqrt(25-x^2]
1. 1 answer
2. asked by K
3. 609 views
I urgently need you to check this part for me. Thank you very much for your cooperation.1) I go on the internet every day to
1. 1 answer
2. asked by Henry2
3. 888 views
What effect will the current governmental initiatives that focus on expanding health care coverage to more Americans have on
1. 1 answer
2. asked by christine
3. 1,351 views
What is the value of |-3-10|?-13, -7, 7 or 13
1. 1 answer
2. asked by mimi
3. 250 views
Mr noonan has $2 million budgeted for costs related to filing a movie on location. He estimates the costs to bec = $108.000 +
1. 1 answer
2. asked by Sabrena
3. 406 views
DETER MINE THE PRODUCT OF THE FOLLOWING.1.(3Y+4X)(3Y-4X) 2.(p1/2Q)2 3.(A+BC)(2X-4B) 4.(X-1)(X2+2X+3) 5.(A+2B)(-3A2+2AB+2B2)
1. 1 answer
2. asked by Anonymous
3. 682 views
assign units and determine net forces in a situation.
1. 0 answers
2. asked by keria
3. 282 views
y = 4x -4 / x^2vertical asymptotes: ____________________ horizontal asymptotes: ____________________ increasing intervals:
1. 0 answers
2. asked by Jordan
3. 447 views
draw a graph showing a linear funciton
1. 1 answer
2. asked by Sabrena
3. 369 views
Mr Noonans daughter Kira is 5 feet tall. She casts a shadow that measures 216 feet long at the sme time that a sculture in the
1. 1 answer
2. asked by Sabrena
3. 615 views
DETER MINE THE PRODUCT OF THE FOLLOWING.1.(3Y+4X)(3Y-4X) 2.(p1/2Q)2 3.(A+BC)(2X-4B) 4.(X-1)(X2+2X+3) 5.(A+2B)(-3A2+2AB+2B2)
1. 1 answer
2. asked by Anonymous
3. 658 views
Mr. Noonan told Vic that his test had 38 problems worth a total of 100 points. Each test problem is worth either 5 points or 2
1. 1 answer
2. asked by Sabrena
3. 526 views
A 42.0 kg girl jumps on a trampoline. After stretching to its bottom limit, the trampoline exerts an average upward force on the
1. 0 answers
2. asked by Anonymous
3. 785 views
T = t-shirts & S = shortsT + T + S + S = $42 T + S + S + S = $45 HOW MUCH IS A PAIR OF SHORTS? EXPLAIN HOW YOU FOUND THE ANSWER.
1. 1 answer
2. asked by Leann
3. 330 views
which graphical representation would be most useful in comparing the change in average earning of male employees versus average
1. 2 answers
2. asked by Sabrena
3. 374 views
what is equal to 12/40? 0.3%, 3%, 12%,or 30%
1. 1 answer
2. asked by laura
3. 321 views
what is 18x5.25
1. 1 answer
2. asked by maria
3. 258 views
i need the solutions ofs^3+〖116∙s〗^2+3360∙s+38=0 please.
1. 1 answer
2. asked by ani
3. 273 views
T = t-shirts & S = shortsT + T + S + S = $42 T + S + S + S = $45 HOW MUCH IS A PAIR OF SHORTS? EXPLAIN HOW YOU FOUND THE ANSWER.
1. 2 answers
2. asked by Leann
3. 294 views
What is the relative density of Al=2700 and H2O=1000kg
1. 1 answer
2. asked by Ernest
3. 384 views
Mr. Browne bought six shirts at the same sale. They had been marked $31 each. How much did he save on the six shirts?
1. 1 answer
2. asked by karly
3. 693 views
Owners of SUVs need to know the miles per gallon every month. Given the amount of money spent to fill the gasoline tank, the
1. 1 answer
2. asked by Jamie
3. 567 views
if a car goes from 10 m/s to a full stop,then its change in velocity is 10m/s.if it decelerates at a rate of 2.5 m/sec square,it
1. 0 answers
2. asked by farhan
3. 515 views
6y+8=-3y-28 Here is what I did6y+8-8=-3y-28-8 6y=-3y+20 6y-(-3y)=-3y-(-3y)+20 3y/3 = 20/3 y=6.66666666667 what did I do wrong
1. 2 answers
2. asked by Samantha
3. 347 views
if a car goes from 10 m/s to a full stop,then its change in velocity is 10m/s.if it decelerates at a rate of 2.5 m/sec square,it
1. 1 answer
2. asked by farhan
3. 700 views
A shotputter throws the shot with an initial speed of 16.0 m/s at a 43.0 angle to the horizontal. Calculate the horizontal
1. 0 answers
2. asked by Shawnee
3. 729 views
on average a child grows 2.5 inches per year from age 2 until adolescence. write an equation that shows how to calculate the
1. 2 answers
2. asked by joanna
3. 588 views
Find the slope of the tangent line to the curve (x + (e^-x))^2 at (0,1)
1. 1 answer
2. asked by Scooby10
3. 371 views
How could measuring the orbit of a comet help scientists understand when it will next be visible from earth?
1. 0 answers
2. asked by jakayla
3. 948 views
what are nathan deal's duties as governor for georgia
1. 1 answer
2. asked by malik
3. 386 views
In September the ratio of the amount Ray spent and the amount he saved was 4:1. In October, he got a salary raise. He in creased
1. 1 answer
2. asked by Jessie
3. 1,112 views
name the structures that can be seen in elastic cartilage?
1. 1 answer
2. asked by sam
3. 459 views
A community has just built a street across a strike slip fault that has frequent earthquakes. How will movement along the fault
1. 0 answers
2. asked by Cassie
3. 906 views
A copper (Cu) weight is placed on top of a 0.24 kg block of wood (density = 0.60*10^3 kg/m3) floating in water. What is the mass
1. 0 answers
2. asked by Anon
3. 957 views
How many milligrams do you think are in a gram? Explain.I know 1 gram=1000 milligrams but I don't know how I should explain it
1. 4 answers
2. asked by Jaycee
3. 491 views
Erasers cost $5 per carton and pencils cost $7 per carton. If an order comes in for a total of 15 cartons for $85, how many
1. 2 answers
2. asked by Terry
3. 2,860 views
1. A college offers three different psycology . courses, four different history courses, and six different business courses. If
1. 1 answer
2. asked by brenda
3. 605 views
A ship, carrying freshwater to a desert island in the Caribbean, has a horizontal cross-sectional area of 2800 m2 at the
1. 0 answers
2. asked by HELP ME
3. 754 views
the nervous system is comprised of what 2 Tissue types?
1. 0 answers
2. asked by julia
3. 379 views
Please tell me where I can find Articles about Energy Resource and issues.Thanks!
1. 1 answer
2. asked by Jessica
3. 426 views
Is the meaning of an application in science 'how is it used in the real world'?Yes or No. If no, please write what the real
1. 4 answers
2. asked by Sarah
3. 609 views
find the solution of the equation in [0,2pi)cos^2x-sinxcosx=0
1. 2 answers
2. asked by juli
3. 433 views
f(x) =pi/2-x g(x)= 5sinx/8+cos xfind (gof)(pi/2) and (fof)(pi/2)
1. 1 answer
2. asked by juli
3. 472 views
is LiCl toxic?
1. 4 answers
2. asked by chemistry
3. 428 views
find the solution of the equation in [0,2pi)cos^2x-sinxcosx=0
1. 0 answers
2. asked by jamie
3. 380 views
If f(x) = xe^-x then at x=0 is f increasing, decreasing, relative max, relative min or that f' doesn't exist?I'm not sure, but I
1. 1 answer
2. asked by jules
3. 766 views
The cube root of .000216 is:A. .6 B. .06 C. 77 D. 87 I think it's B
1. 2 answers
2. asked by Andrew
3. 414 views
A runner dashes from the starting line (x = 0) to a point 91 m away and then turns around and runs to a point 30 m away from the
1. 2 answers
2. asked by Julie
3. 541 views
a rock climber weights 550N and is carrying a backpack that weighs 50N. how much total work has been done after she climbs 12m
1. 1 answer
2. asked by Anonymous
3. 2,220 views
Quel âge ....................... (avoir) -vous?how do i answer that. i am 22
1. 1 answer
2. asked by monet
3. 486 views
Consider the curve defined by y + cosy = x +1 for 0 =< y =< 2pi....a. Find dy/dx in terms of y. *I got 1/(y-siny) but I feel
1. 1 answer
2. asked by Penny
3. 9,501 views
Which is the correct verbal usage of the following sentence?I let it there while I stood and applauded or I left it there while
1. 1 answer
2. asked by Timothy
3. 658 views
"Two cars are traveling along perpendicular roads, car A at 40mph, car B at 60mph. At noon, when car A reaches the intersection,
1. 1 answer
2. asked by Chris
3. 3,505 views
Please help!!!!!!!!!!!On November 1, 2009, Broom Company received a bank statement that showed a $2950 balance. Broom showed a
1. 0 answers
2. asked by Terry
3. 636 views
Calculate the energy (in kJ/mol) required to remove the electron in the ground state for each of the following one-electron
1. 2 answers
2. asked by Sarah
3. 4,848 views
A plant can manufacture 30 tennis rackets a day for a daily cost of $2100 and 50 rackets a day for $3000. Let y represent the
1. 1 answer
2. asked by Taffymaple
3. 494 views
Can somone please explain how to do this problem:How many cubic centimeters of olive oil have the same mass as 1.00L of
1. 2 answers
2. asked by Kelly
3. 818 views
(x) =pi/2-x g(x)= 5sinx/8+cos xfind (gof)(pi/2) and (fof)(pi/2)
1. 0 answers
2. asked by jamie
3. 393 views
What is the spring constant of a 129N object the vibrates at a period of 4.98s?
1. 0 answers
2. asked by Stephanie
3. 320 views
how do i draw a histogram for the data (8,0,7,5,5)
1. 1 answer
2. asked by juan777
3. 486 views

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