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Questions Asked on May 4, 2013

a projectile with a muzzle velocity of 550 m/s is fired from the a gun on top of a cliff 460 m above the sea level at a certain
1. 2 answers
2. asked by jennierson
3. 9,650 views
Determine the solubility of a sodium sulfate, Na2SO4, in grams per 100g of water, if 0.94 g of Na2SO4 is dissolved in 20 g of
1. 2 answers
2. asked by Alex
3. 5,122 views
The revenue R for a company selling x units isR = 700x − 0.1^x2. (a) Use differentials to approximate the change in revenue as
1. 1 answer
2. asked by akash
3. 4,375 views
The concentration C (in milligrams per milliliter) of a drug in a patient's bloodstream t hours after injection into muscle
1. 1 answer
2. asked by justin
3. 3,478 views
A regular hexagonal pyramid whose base perimeter is 60cm has an altitude of 30cm. The volume of the pyramid is??
1. 1 answer
2. asked by Jeric
3. 3,016 views
What is the mass of ethylene gycol dissolved in 5.00 kg of a 40.0% solution?
1. 2 answers
2. asked by Nicole
3. 2,856 views
the percent defective for parts produced by a manufacturing process is targeted at 4%. The process is monitored daily by taking
1. 3 answers
2. asked by American Public University
3. 2,837 views
Assuming equal concentrations, rank these aqueous solutions by their freezing point: low to highNH4Cl, Sn(ClO3)4, Na2SO4, and
1. 1 answer
2. asked by Mike
3. 2,729 views
enzymes convert glucose M=180.2 to ethanol M=46.1 according to the equation C6H12O6=2C2H5OH + 2CO2what is the maximum mass of
1. 2 answers
2. asked by JENNA
3. 2,516 views
Zinc has three major and two minor isotopes. For this problem, assume that the only isotopes of zinc are the major ones,
1. 2 answers
2. asked by Jess
3. 2,338 views
Find the arc legnth of Arc AB. Leave your answer in terms of pi.arc is 45 degrees radius is 5
1. 3 answers
2. asked by Izzy
3. 2,226 views
Can In 5 + log2 10 be written as a single logarithm? Explain.
1. 1 answer
2. asked by Bubble
3. 2,208 views
The Education Testing Service conducted a study to investigate differences between the scores of males and females on the SAT.
1. 2 answers
2. asked by Kate
3. 1,933 views
A potential charge of magnitude 2.0uC is moved between two points X and Y Point X is at a potential of 6.0V and Point Y is at a
1. 1 answer
2. asked by BINA
3. 1,914 views
i am suppose to write 2 legal memorandum sally bright v. john bright and john bright v. sally bright child custody case. mother
1. 1 answer
2. asked by barb
3. 1,750 views
A manufacturing company produces 10,000 plastic glasses per week. This company supplies plastic glasses to another company,
1. 1 answer
2. asked by happy
3. 1,666 views
Beyond tone, a poet's attitude toward his or her subject reveals to us a poem'A. structure. B. theme C. diction D. subject It's
1. 4 answers
2. asked by Gen
3. 1,647 views
As a fish jumps vertically out of the water, assume that only two significant forces act on it: an upward force F exerted by the
1. 2 answers
2. asked by Abdullahi A.
3. 1,489 views
Find a good estimate of 145% of 58.
1. 4 answers
2. asked by Anonymous
3. 1,377 views
The concentration C (in milligrams per milliliter) of a drug in a patient's bloodstream t hours after injection into muscle
1. 3 answers
2. asked by akash
3. 1,334 views
You and your friend ordered a 12 cut pizza with a radius of 8 inches. How much cheese is needed to cover one slice of the pizza?
1. 4 answers
2. asked by Hannah
3. 1,319 views
Austin and Kaitlyn Kojan invested $195,000 in a business venture. If Kaitlyn invested 2 ¼ times as much as Austin invested, how
1. 1 answer
2. asked by shirley
3. 1,309 views
A beam having a length of 20 metres is pivoted at its mid point. A 200 newton load is located at a point 5 metres from the right
1. 3 answers
2. asked by Danny
3. 1,256 views
If the product of two positive integers is 363, and the least common multiple of them is 33, what is the sum of the two positive
1. 1 answer
2. asked by ianian
3. 1,231 views
simplifying square roots1) find volume of this prism? v=bwh b=√12" w=√6" h=√8" 2)simplify: √576 3)simplify: √400
1. 3 answers
2. asked by anonymous
3. 1,162 views
legal writing project 2 sally bright v. john bright
1. 4 answers
2. asked by barb
3. 1,145 views
A wheel rotates without friction about a stationary horizontal axis at the center of the wheel. A constant tangential force
1. 0 answers
2. asked by amy
3. 1,112 views
The paper must be two pages, excluding title page and references page(s), and formatted according to APA style as outlined in
1. 2 answers
2. asked by Ms Y
3. 1,108 views
Helium-oxygen mixtures are used by divers to avoid the bends and are used in medicine to treat some respiratory ailments. What
1. 0 answers
2. asked by molly
3. 1,092 views
What are the forces on two charges of +0.43 C and +1.4 C, respectively, if they are separated by a distance of 3.7 m?
1. 1 answer
2. asked by Bob
3. 1,081 views
(3xsquared-2x-1)(xsquared+x+5)
1. 1 answer
2. asked by jessica
3. 1,071 views
Q1: Whose family often joins Sonya's family for dinner?1. Anton's family. 2. Anton's fmaily does. 3. Anton's family often does.
1. 1 answer
2. asked by rfvv
3. 1,069 views
WHOEVER has made a voyage up the Hudson must remember the Kaatskill mountains. They are a dismembered branch of the great
1. 4 answers
2. asked by mandy
3. 1,068 views
4. Suppose your living room is a rectangle measuring 13 feet by 21 feet and it needs new carpet. How much carpet do you need in
1. 2 answers
2. asked by emma
3. 1,066 views
what are tangible and intangible verbs?
1. 1 answer
2. asked by deveeka
3. 1,038 views
Please, I need help with this problemA cue stick applies an average force of 66 N to a stationary 0.17 kg cue ball for 0.0012 s.
1. 0 answers
2. asked by Kathy
3. 1,021 views
Find any relative extrema and any points of inflection if they exist of f(x)=x^2+ ln x^2 showing calculus. Please show work in
1. 1 answer
2. asked by Rene
3. 1,015 views
this is wrong. but can you explain how to correct it? thanksuse differential of x^-1/3 to approximate solution to (1/cube
1. 2 answers
2. asked by Alaina
3. 1,006 views
The caribou population of an area has been growing at an annual rate of 2% ,A) If there are 850 initially, how long before there
1. 1 answer
2. asked by Anonymous
3. 986 views
calculate delta y for f(x)= x^(3/2) with x= 4 and delta x= dx=0.1delta y= f(x+delta x)- f(x) = f(4.1) - f(4) delta y= f(4.1)-8
1. 1 answer
2. asked by Alaina
3. 950 views
Given S =(a,b,c) , T =(b,c,d) and W = (a,d) Find S x T x W
1. 0 answers
2. asked by Pug
3. 935 views
if a car goes twice as fast will the breaking distance also double
1. 1 answer
2. asked by Anonymous
3. 924 views
use differentials to approximate the change in f(x) if x changes from 3 to 3.01 and f(x) = (3x^2-26)^10derivative: 10(3x^2-26)^9
1. 2 answers
2. asked by Alaina
3. 896 views
The world’s smallest mammal is the bumblebee bat. Such bats are roughlythe same size of a large bumblebee. Listed below are
1. 1 answer
2. asked by Jonie
3. 855 views
Here's a neat trick. If your average ceramic bowl has a mass of 200 g, what is the difference in Newtons between the weight of
1. 0 answers
2. asked by Sarah
3. 828 views
Well I did a Pendulum lab. The length of my pendulum on a string was 95 centimeters and it took 19.15 seconds to complete the 10
1. 1 answer
2. asked by Tristan
3. 818 views
an aeroplane takes off at an angle of 30 degree to the horizontal. if the component of its velocity is 250 km/h, what is the
1. 1 answer
2. asked by komal
3. 802 views
A student takes a 10-question true-false and randomly guesses the answer to each question. Suppose a correct answer is worth 1
1. 0 answers
2. asked by alice
3. 799 views
Find an equation for the parabola that has its vertex at the origin and directrix x=-9.If your answer is in the form x^2=Ay,
1. 1 answer
2. asked by dylan
3. 794 views
Would you expect the solubility of PbCl2 in water to change dramatically if it were to be dissolved into a solution of
1. 1 answer
2. asked by ssss
3. 769 views
The function f is given by the formula f(x)=6x^3+17x^2+4x+21/x+3when x<–3 and by the formula f(x)=2x^2–4x+a What value must
1. 1 answer
2. asked by Unknown
3. 742 views
Explaincos^-1 [cos 5pi/4] also tell it can be defined or not.
1. 1 answer
2. asked by anoynomous
3. 735 views
Related Rates ProblemAn isosceles triangle with a base of 20root3 cm long. If the length of the leg decreases at rate 3 cm/h,
1. 0 answers
2. asked by Mostafa
3. 710 views
A company has identified the following investments as looking promising. Each requires an initial investment of $1.2 million.
1. 0 answers
2. asked by Elena
3. 706 views
Given the function f (x) = 3cos x for the interval 0 < x < 2 sketch the graph of the function
1. 1 answer
2. asked by Grant
3. 687 views
find the molar solubility of zinc carbonate if its ksp=1.5x10^-10. (at 298K)
1. 1 answer
2. asked by mike
3. 677 views
Find the value of 1/10+1/100+1/1000+1/10000+...Leave your answer as a fraction
1. 1 answer
2. asked by RS
3. 645 views
What are welfare payments or consumers subsidies ?
1. 1 answer
2. asked by glenrose
3. 641 views
A ball of volume V=8 L is full of air with pressure higher than atmospheric pressure by ?p=2×104 Pa. The total mass of the ball
1. 1 answer
2. asked by abc Please help URGENT
3. 638 views
Letx = 1 and Δx = 0.01. Find Δy. (Round your answer to five decimal places.) f(x) = x/x^2 + 5
1. 2 answers
2. asked by akash
3. 627 views
You draw two cards from a well-shuffled deck of 52 cards. After you draw the first card, you do not replace it in the deck. The
1. 1 answer
2. asked by Tifini
3. 624 views
Shown below is a diagram of anelectrochemical cell. Write the shorthand, or schematic, notation for this cell
1. 1 answer
2. asked by yara
3. 614 views
The distance between two telephone poles is 58.0 m. When a 1.00-kg bird lands on the telephone wire midway between the poles,
1. 0 answers
2. asked by Abdullahi A.
3. 591 views
Manganese dioxide reacts with bromide ions to form manganese ions and bromate ions in an acidic aqueous solution. Write the
1. 2 answers
2. asked by Sophie
3. 583 views
To identify a diatomic gas (), a researcher carried out the following experiment: She weighed an empty 2.4- bulb, then filled it
1. 0 answers
2. asked by molly
3. 578 views
You are interested in purchasing a wide-screen television set at Target. On this type of TV, the ratio of screen width to screen
1. 2 answers
2. asked by Anonymous
3. 577 views
Suppose you are turning in a receipt to your ward financial clerk for a reimbursement and unfortunately only the final amount of
1. 1 answer
2. asked by emma
3. 555 views
1.If you have an object that has a mass of 8 grams and a volume of 4 cm3 , what is the objects density?2g/cm3 2.A rock is found
1. 1 answer
2. asked by Jerald
3. 552 views
According to genetic theory, plants of a particular species have a 25% chance of being red-flowering, independently of other
1. 1 answer
2. asked by jutt
3. 548 views
You draw two cards from a well-shuffled deck of 52 cards. After you draw the first card, you do not replace it in the deck. The
1. 1 answer
2. asked by algebra 2
3. 543 views
How much more pizza is in a 12-in. diameter pizza than an 8-in. diameter pizza? Round your answer to the nearest hundredth. Be
1. 3 answers
2. asked by Becky
3. 541 views
Calculate Eo (reduction potential) for the following balanced reaction.NiO2 + 2H2O + 2Fe(OH)2 Ni(OH)2 + 2Fe(OH)3
1. 0 answers
2. asked by Sophie
3. 540 views
Write a C++ code to count the number of characters, words, and lines entered by the user. The program stops if the user enters
1. 0 answers
2. asked by amgad ahmed
3. 539 views
A certain lottery is won by selecting the correct four numbers from 1,2....30. The probability of winning if the rules are
1. 0 answers
2. asked by Sabrina
3. 535 views
If a is a real number and a cubic equationf(x)=x^3−12x^2+(a+20)x−2a has a repeated root, what is the sum of all the possible
1. 1 answer
2. asked by Tony
3. 532 views
LeAnn is a carpet layer. She has agreed to carpet a house for $18 per square yard. The carpet will cost her $11 per square yard,
1. 4 answers
2. asked by Elizabeth
3. 525 views
what is the final volume of 1% KOH soltion prepared from a 10ml of a 20% KOH solution?
1. 1 answer
2. asked by Amy
3. 524 views
Consider the following standing wave, (all units are SI)z=0.2sin(0.4y)cos(350t) (a) what is the wavelength? (b) The values of y
1. 2 answers
2. asked by rishabh gupta
3. 521 views
Critically discuss 5 ways in which the environment problems impacts on the community.
1. 1 answer
2. asked by Stephen
3. 514 views
i have 8 coins in my pocket all are either nickles or dimes. they total 70 cents how many nickels and how many dimes do i have?t
1. 1 answer
2. asked by anonymous
3. 511 views
Physics help. what are the steps to solving the following problems?Attack on the ice fortress! A comic book villain has taken
1. 0 answers
2. asked by Greg
3. 509 views
i've lost my task sheet and i can't find it online. but my other class mates have managed to find it. I cant get hold of them as
1. 1 answer
2. asked by HS...
3. 505 views
A ball, with a mass of 0.144 kg, is thrown from the top of a 76.8 m building (point A) at an angle, θ = 65º with respect to
1. 0 answers
2. asked by Anonymous
3. 502 views
The function f is given by the formula f(x)=6x^3+17x^2+4x+21/x+3when x<–3 and by the formula f(x)=2x^2–4x+a What value must
1. 2 answers
2. asked by URGENT
3. 494 views
Consider the gold-platinum system which has a value of delta w of -4250 J/mole;(a) Calculate the enthalpy of mixing for a
1. 0 answers
2. asked by ssss
3. 488 views
You are driving a car and the speed is an exponentialy distributed random variablewith mean 50 (in miles per hour). The speed
1. 0 answers
2. asked by hsuan
3. 485 views
A boat is located at a random location uniformly distributed inside of the circularpool of radius 1 mile. The boat is tied by a
1. 0 answers
2. asked by hsuan
3. 484 views
Assuming that a table saw blade has a diameter of 12 inches and spins at 3450 revolutions per minute (RPMs),determine how fast
1. 1 answer
2. asked by emma
3. 483 views
how to code the following with POA indicator patient admitted for chemotherapy for an azathioprione I V58.11, 285.3 drug induced
1. 0 answers
2. asked by Louise Bradley
3. 481 views
a magnetic rail gun is constucted to give a space vehicle its intial launch velocity, thereby reducing the amount of fuel the
1. 1 answer
2. asked by Jane
3. 479 views
A firm having 4000 employees took a random sample of 25 in order to estimate their average annual state tax payment with 99%
1. 2 answers
2. asked by Kate
3. 478 views
More descriptive ways to explain the color red instead of just saying it? I already compare it to the color of blood. Any other
1. 1 answer
2. asked by Millie
3. 475 views
Rana bought 500 shares of HCL at a rate that yielded him 20 % return on a 24%, Rs 350 share. Later on , the company issued a
1. 0 answers
2. asked by anoynomous
3. 470 views
The caribou population of an area has been growing at an annual rate of 2% ,A) If there are 850 initially, how long before there
1. 1 answer
2. asked by Anonymous
3. 469 views
How many pairs of integers (x,y) satisfy the conditions y=3x-1,6x-2y=2 and 0<=x<=25?
1. 1 answer
2. asked by Anirudh Mahapatro
3. 468 views
does kh2po4 react with sodium lauryl sulphate and can we use nah2po4 insted of kh2po4 in prepration of 0.2 m phosphate buffer ?
1. 1 answer
2. asked by jiya
3. 467 views
write an equatiion with a slope of 3 that goes throught the point.write an equatiion with a slope of -1/2 that goes throught the
1. 1 answer
2. asked by anonymous
3. 463 views
Rana bought 500 shares of HCL at a rate that yielded him 20 % return on a 24%, Rs 350 share. Later on , the company issued a
1. 0 answers
2. asked by anoynomous
3. 463 views
If the product of two positive integers is 363, and the least common multiple of them is 33, what is the sum of the two positive
1. 0 answers
2. asked by ianian
3. 459 views
A point P is uniformly chosen inside a regular hexagon of side length 3. For each side of the hexagon a line is drawn from P to
1. 0 answers
2. asked by abc Please help URGENT
3. 458 views

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