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2011
April
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April 27, 2011
How many grams of bromine can be obtained by the decomposition of 92.0 of MgBr2?
4 answers
asked by
Mel
1,068 views
find the equivalent spring constant for a system of two spring of constant k 1 and k2 connected in series .use your result to
1 answer
asked by
deepak
431 views
Marcus flips a coin and tosses a six-sided die with the sides numbered 1 through 6. What is the probability that he gets a head
2 answers
asked by
Lo
658 views
A car traveling at a speed of 18 m/s (approximately 40 MPH) crashes into a solid concrete wall. The driver has a mass of 90 kg.
a
4 answers
asked by
Anonymous
1,314 views
Can someone explain to be how to put (x/ (x^2-4)) in another form... please show step by step
thank you!
1 answer
asked by
Jasmin
331 views
What is the formula for measuring turbidity?
3 answers
asked by
George
425 views
what volume of distilled water must be added to 165mls of stock solution to make 1200mls of diluted solution
2 answers
asked by
Anonymous
739 views
what is the speed of light moving through a medium of index refraction 2.45?
2 answers
asked by
kay
536 views
45 ÷ 6t x 11x
I have already posted this question and received an answer. However, brackets weren't used and so still seeking
5 answers
asked by
tish
557 views
what is thw momentum of an object of mass 10Kg at rest?
1 answer
asked by
kay
336 views
A spinner is divided into 5 equal sections numbered 1, 2, 3, 4, and 5. If the spinner is spun and a coin is tossed, what is the
4 answers
asked by
Lo
2,021 views
A card is pulled from a well shuffled deck of standard playing cards and then put back in the deck. A second draw is made from
1 answer
asked by
Lo
521 views
A population of animals has a dominant allele for dark-colored fur and a recessive allele for light-colored fur. If the
1 answer
asked by
Jenny
837 views
I can't find my last spanish post from yesterday...
Also, the search box now doesn't take me to my most recent post if I type in
1 answer
asked by
mysterychicken
441 views
given that BD and AC are perpendicular, what is the length of Ac?
AB=9.4 BD=7.9 BC=23.2
1 answer
asked by
ashlie
324 views
State whether the events described are independent or dependent and determine the probability:
A card is pulled from a well
3 answers
asked by
Lo
1,309 views
Compute the following limit:
sqrt x+4 -2/x lim x-->0 the x+4 is the only thing under the square root. the answer is .25, but id
1 answer
asked by
Anonymous
480 views
One card is drawn from a deck. Are the events "drawing a face card" and "drawing a black card" independent or dependent?
3 answers
asked by
ADO30
978 views
Find the instantaneous rate of change for the function at the given value.
f(x)=x^2+2x at x=-4
1 answer
asked by
Jay
414 views
1. In The Miracle Worker, when Helen touches her cheek she is trying to ask for
A. a sweet. B. her mother. C. Annie. D. a drink.
7 answers
asked by
surfsupmel
944 views
The joint p.m.f. of X and Y is f(x, y) = 1/6, 0 ≤ x + y ≤ 2, where x and y
are nonnegative integers. (a) Sketch the support
1 answer
asked by
Alex
411 views
which of the following caused a split in the women's suffrage campaign?
A:Alice Paul's agressive strategy B:Carrie Champman
1 answer
asked by
Ace
480 views
I need help solving this using U- Substitution
(x^2-4)^2 + (x^2-4) -6=0
1 answer
asked by
justin
347 views
A trap door, of length and width 1.65 m, is held open at an angle of 65.0 degrees with respect to the floor. A rope is attached
3 answers
asked by
Julia
2,350 views
Among companies doing highway or bridge construction, 80% test employees for substance abuse. A study involves the random
2 answers
asked by
Chanel
594 views
A Candy box is made from a piece of cardboard that meaasures 11 by 7 inches. Squares of equal size will be cut out of each
3 answers
asked by
Anonymous
2,759 views
find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air
1 answer
asked by
Gerry
293 views
If you have a population mean of 50 and a population standard deviation of 5 and you select a sample size of 100, what is the
1 answer
asked by
tom
513 views
a 0.5 m^2 solar collector radiation from the sun and focuses it on 250g of water that is inially at 23 degrees . the average
1 answer
asked by
H.T
453 views
how does an ionic solute dissolve in water?
1 answer
asked by
pat
412 views
Stan raises a 1110 N piano a distance of 5.00 m using a set of pulleys. Stan pulls in 20.0 m of rope.
2 answers
asked by
Tom
581 views
A 1.00 L solution saturated at 25°C with lead(II) iodide contains 0.54 g of PbI2. Calculate the solubility-product constant for
3 answers
asked by
Rebekah
760 views
26. "Luisa, te presento a la señora Ortega."
"________" a. !Feliz cumpleaños! b. ¿Como estás? c. Ahora te conozco d.
3 answers
asked by
mysterychicken
599 views
Three drugs are being tested for use as the treatment of a certain disease.
Let p 1 , p 2 , and p 3 represent the probabilities
3 answers
asked by
Lauren
1,303 views
A consumer buys n light bulbs, each of which has a lifetime that has a mean
of 800 hours, a standard deviation of 100 hours, and
1 answer
asked by
Lo
682 views
How many grams of hydrogen peroxide must decompose to give 255 mi of oxygen gas at stp?
1 answer
asked by
courtney
479 views
Let X and Y equal the respective numbers of hours a randomly selected child watches movies or cartoons on TV during a certain
2 answers
asked by
Traxx
619 views
A 965 kg car is driving along a boardwalk. The car's center of mass is 45 cm in front of the rear wheels, and the distance
1 answer
asked by
Anonymous
509 views
A woman is standing on the middle of a ladder that leans up against a building, with an angle of 65 degrees from the ground. The
2 answers
asked by
Anonymous
956 views
A crowbar is used to wrench open a wooden crate. The crowbar is situated so that a point 8 cm from the end digging into the box
1 answer
asked by
Anonymous
441 views
solve the following polynomial and rational inequalities
2x^2+x-6>0 i need some help with this
2 answers
asked by
justins
532 views
In what ways can we say that quantum physics both is and is not classical science?
2 answers
asked by
Humanities
853 views
I need help solving this using U- Substitution
(x^2-4)^2 + (x^2-4) -6=0
1 answer
asked by
joe
385 views
How many grams of hydrogen peroxide must decompose to give 255 mi of oxygen gas at stp?
1 answer
asked by
courtney
406 views
The scale factor for two similar triangles is 4 : 3. The perimeter of the smaller triangle is 12. What is the perimeter of the
4 answers
asked by
Tyler
2,010 views
Identify which of the following sentences uses modifiers correctly;
a) kurt and his hockey teammates nearly cooked two hundred
6 answers
asked by
Maria
2,728 views
What are some moderen examples of speech styles?
1 answer
asked by
deedee
458 views
How to play Hot Cross Buns on the recorder
1 answer
asked by
Syran
475 views
Guillaume voyage avec ______ soeur et _______ parents.
i have to use " SON , SA, OR SES " as appropriate.
4 answers
asked by
Nadia
1,074 views
Could someone work this out so I understand it. Thanks
Solve: 6^x = 1/36 x =
1 answer
asked by
Anonymous
290 views
Which of the following integrals computes the volume of the solid formed by revolving the region bounded by the graph of y =
1 answer
asked by
anonymous
458 views
given the following information, provide an example of how much of farmers sausage gravy mix should be ordered. You are doing
1 answer
asked by
rose
708 views
Differentiate the following function
y = e^x^5-7x-8 the answer is e^x^5-7x-8(5x^4-7), but Id like to know how to work it out.
1 answer
asked by
Anonymous
403 views
A particle has an acceleration of +6.11 m/s2 for 0.281 s. At the end of this time the particle's velocity is +9.06 m/s. What was
1 answer
asked by
desmund
386 views
I have a project in Brave new world.
I have to make a flag that represent the society .Can you give ideas or symbols to represent
1 answer
asked by
mike
436 views
I cant figure this question out. I could use some help.
Solve for x lnx-lnx^2+ln5 = 0 Simplify the answer
1 answer
asked by
Erik
527 views
Given that force 1=60 pounds and force 2=90 pounds, find the angle between the forces if the magnitude of the resultant force is
4 answers
asked by
Shelby
4,064 views
The width of a rectangle is three fourths of the length. The perimeter of the rectangle becomes 50 cm when the length and the
2 answers
asked by
risha
1,040 views
What might be some modern examples of speech styles that weren't discussed in the lecture? Defend why you consider these to be
3 answers
asked by
deedee
520 views
Can someone explain to be how to put (x/ (x^2-4)) in another form... please show step by step
thank you!
2 answers
asked by
Jasmin
485 views
Suppose the revenue from producing (and selling) x units of product is given by R(x)=7x-0.01x^2 dollars.
A)find the marginal
1 answer
asked by
Anonymous
762 views
A box contains 55 balls numbered from 1 to 55. If 8 balls are drawn with replacement, what is the probability that at least two
4 answers
asked by
Nick
2,197 views
Not sure if either one of these answer are correct to simplify the sqrt for 24
1) 24 = 6 x 4 square root of 24 = square root of 6
2 answers
asked by
plese help me
659 views
In my previous post I included the following sentence checked by Bob. I can't understand the correction.
1) They have no boots,
2 answers
asked by
Henry1
829 views
How much of a change in the economy will result if business increase their level of investment by $8 billion and the MPC in the
1 answer
asked by
sue
415 views
Who is Joan of Arc? Would you want to be her?(To you guys)-> Explain why.
6 answers
asked by
Anonymous
521 views
What are the steps of knighthood? Explain each step.
4 answers
asked by
Anonymous
441 views
Where does a puffer fish live?
encyclopedia,dictionary,atlas,globe
6 answers
asked by
esha
1,009 views
The equation describing the motion of an object is y=0.8cos(4.2t+0.32). What is its period?
I don't know how to figure this out?
1 answer
asked by
Paige
320 views
Simplified is
(3x)0 power exponent simplified as 3x or 0 (also how do I express a power after a # when asking a question)
3 answers
asked by
mary
402 views
I have a math problem i need help with. Thank you.
Problem: let's say there is a 15% chance of getting strep if you are exposed
1 answer
asked by
Aliciamimi
444 views
Need help on the following questions.
What is the y-intercept of a line with the equation (y - 3) = 5(x + 2) and What is the
1 answer
asked by
Nyk
380 views
What are the oxidation numbers for the elements in the compound C2H5COOH?
4 answers
asked by
Henry
3,005 views
a merchant wants to stock the shelves with 100 Ibs. of a mixed nuts that cost $8.00 a Ibs. the merchant has cashews and peanuts.
1 answer
asked by
mindy
493 views
I just finished reading Macbeth for school. My teacher assigned a essay for us to do. She asked if we think the witches'
1 answer
asked by
Kate
474 views
If you received an annual salary of $22,500.00 paid monthly, what would your gross pay be each pay period?
3 answers
asked by
ashia
432 views
How do I solve, in radians and degrees, 2-3sin(3(x-pi))=6?
1 answer
asked by
Michelle
317 views
11/12-5/12
1 answer
asked by
Anonymous
230 views
-My tens and units digits are consecutive integers whose product is 2/3 of my hundreds digit.
-My units digit is 1/3 of my
2 answers
asked by
Shelbie
951 views
how many moles of water are present in one mole of zinc sulphate and write the formula for this?
1 answer
asked by
Anonymous
319 views
Okay, Assume the triangle has the given measurements. Solve for the remaining sides and angles.
A = pi/6; a = 17.4; b = 19.6
1 answer
asked by
Veronica
454 views
A six pack of soda pop is $3.99. How much is one soda pop, rounded to the nearest penny?
3 answers
asked by
Pseudonymous
525 views
2(8u+2)=3(2u-7)
1 answer
asked by
Anonymous
245 views
A concave spherical mirror has a radius of curvature 15 cm. A 1 cm tall bulb is placed in front of the mirror such that its
1 answer
asked by
ashley --
1,206 views
whats 16-4+1 to the 2nd power i wish i was smart
1 answer
asked by
blahhhhh
366 views
Thank you very much. I included my corrections in brackets, when necessary.
1)The front door is where Dr Jekyll is seen and
2 answers
asked by
Henry1
861 views
the rate of return for an investment can be described by a normal distribution with mean 22% and standard deviation 3%. what is
2 answers
asked by
Carola
1,396 views
Write in cartesian form:
r=3tan(theta)sec(theta) im working with this function here, trying to get an rcos(theta) and/or
3 answers
asked by
Mike
1,541 views
I need help in the Yom kippur war 1973. In one-two paragraphs, explain the event that you chose. Be sure to mention those
7 answers
asked by
Alex
559 views
Young's modulus for a rod is 4 X 4x10 to the 11th power. what strain will be produced by a tensile stress of 420 MPa? I don't
1 answer
asked by
Beth
386 views
Which nonstandard measurement unit is closest to a decimeter?
1 answer
asked by
Hailey
404 views
A right circular cylinder with a height of 20 cm and a right circular cone share a circular base and have the same volume. What
3 answers
asked by
Meghan
609 views
Draw the lines of symmetry in a 3 cm square. How many lines of symmetry are there?
2 answers
asked by
Brant
517 views
If X = 10 cm and Y = 24 cm, what is the length of Z?
1 answer
asked by
Taylor
426 views
what is the formula for hydrate copper(II) CHLOride Tetra-hydrate?
2 answers
asked by
nikki
526 views
My choices are
a. a large paper clip b. The width of your hand c. The length of your arm d. Your height
1 answer
asked by
Hailey
325 views
summarize the comparing characteristics and innovations of each Greek and Roman architecture in 200-300 words
6 answers
asked by
Desiree
618 views
True Or False
A.16-(3+5)=18 B.(4+2)*5=30 C.100%(25+25)+5=7 D.15-4*3+2=35 E.(40-2*2)%6=6
3 answers
asked by
Frances
368 views
Use Henry's law to determine the molar solubility of helium at a pressure of 1.5 atm and 25deg C.
2 answers
asked by
Anonymous
1,338 views
A rectangular parking lot is 25 ft. ny 50 ft is increased on all 4 sides by the same amount. The area increased by 400 sq ft.
2 answers
asked by
Sally
761 views
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