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Questions Asked on March 21, 2015

There are 32 more apples than oranges in a box. 3/5 of the oranges and 1/3 of the apples are overripe. If the number of
1. 2 answers
2. asked by jessi
3. 4,084 views
The five engines of the first stage of a launch vehicle provide a total thrust of31.5 x 106 newtons to the space vehicle (launch
1. 1 answer
2. asked by baz
3. 1,156 views
what is the strongest intermolecular force in nitrogen trifluoride
1. 1 answer
2. asked by emma
3. 2,642 views
Samantha Roberts has a job as a pharmacist earning $30,000 per year, and she is deciding whether to take another job as the
1. 0 answers
2. asked by Tim
3. 841 views
How do in-text citations?
1. 1 answer
2. asked by m
3. 394 views
Hi! Can someone help check these for me? Thanks a bunch! :)Directions: Find the correct verb tense for each sentence. Choose
1. 5 answers
2. asked by Gigi
3. 773 views
Consider the following reaction.SO3(g) + H2O(l) → H2SO4(aq) A chemist allows 60.9 g of SO3 and 11.1 g of H2O to react. When
1. 1 answer
2. asked by Jena
3. 2,335 views
How would I find the direction vector parallel to a line? For example, how is (2,1) a direction vector parallel to the line
1. 0 answers
2. asked by Sara
3. 374 views
A switch is closed, a lamp turns on. The switch opened, and the lamp turns off.What does that suppose to mean..?
1. 1 answer
2. asked by Thi
3. 2,200 views
There are red and blue marbles in a jar. There are 2 more red marbles than blue. There are 8 marbles in all. How many red
1. 2 answers
2. asked by Lauren Jones
3. 350 views
What two ancient civilizations had the most similar religious beliefs/A. Greek and Persian B. Roman and Greek C. Chinese and
1. 9 answers
2. asked by Cam
3. 3,330 views
I need some help with these questions. I've chosen answers, but I want to make sure if they are correct.1)Which of the following
1. 0 answers
2. asked by Krista
3. 685 views
A box contained some red, blue, and green markers. For every 5 red markers, there were 2 blue markers. For every 3 blue markers,
1. 2 answers
2. asked by jessi
3. 2,662 views
There are 32 more apples than oranges in a box. 35 of the oranges and 13 of the apples are overripe. If the number of
1. 1 answer
2. asked by jessi
3. 736 views
I would like to double check my work:A. Invert the following: Est-ce qu’elle veut boire un apéritif? Answer: Bois qu'elle un
1. 3 answers
2. asked by Anonymous
3. 573 views
Which statement is true regarding nuclear energy
1. 1 answer
2. asked by jay
3. 406 views
I need help finding a good article for my essay. I need to address the issue that fast food restaurants now serve healthy
1. 3 answers
2. asked by Josh
3. 857 views
Find constants a and b in the function f(x)=axbln(x) such that f(15)=1 and the function has a local minimum at x=15.
1. 0 answers
2. asked by Emily
3. 701 views
Find constants a and b in the function f(x)=(ax^b)ln(x) such that f(1/5)=1 and the function has a local minimum at x=1/5.
1. 1 answer
2. asked by Emily
3. 1,122 views
Before the Civil War most cattle were not (1 point)on the open range. on South Texas ranches.* slaughtered for their hides.
1. 9 answers
2. asked by SmartyPants
3. 722 views
Let f(x)=−x^4−8^x3+5^x+2. Find the open intervals on which f is concave up (down). Then determine the x-coordinates of all
1. 1 answer
2. asked by Emily
3. 704 views
Write the geometric sequence that has four geometric means between 1 and 16,807.
1. 2 answers
2. asked by Julissa
3. 1,128 views
if I bought 3 items at 24.95 and 2 items at 45 and they were all 30% off, If I had bought these 5 items without the 30$ off what
1. 1 answer
2. asked by Tim
3. 371 views
a horse race has 14 entries and one person owns 3 of those horses. assuming that there are no ties, what is the probability that
1. 1 answer
2. asked by Carlous
3. 1,741 views
How many grams of CO(g) are there in 67.0mL of the gas at 0.826atm and 30 ∘C?
1. 1 answer
2. asked by Brandon
3. 438 views
Average entry level salaries for college graduates with mechanical engineering degrees and electrical engineering degrees are
1. 3 answers
2. asked by etoile
3. 1,085 views
Ten individuals went on a low–fat diet for 12 weeks to lower their cholesterol. Evaluate the data below. Do you think that
1. 1 answer
2. asked by etoile
3. 720 views
Skate boarding boys= 2 girls=1What percentage of the total students chose skateboarding? A. 10% B. 20% C. 30% D. None of these
1. 1 answer
2. asked by Anonymous
3. 500 views
two points on the graph of a linear functions are (-3,5) and (-1,4). Determine the equation of the function in slope form ?can
1. 1 answer
2. asked by emily
3. 425 views
The 6th and 13th term of a geometric progression are 24 and 3/16 respectively.Find the sequence.
1. 2 answers
2. asked by Raksha
3. 1,041 views
two points on the graph of a linear function are (-3,5) and (-1,4). Determine the equation of the function in slop-point form.an
1. 1 answer
2. asked by em
3. 461 views
hi could you please help with the following question:In humans, free ear lobes is dominant to attached ear lobes. A male who is
1. 1 answer
2. asked by Lisa
3. 595 views
Please answer my science question (in detail if possible)Q: in rats the gene for black hair colour is dominant over the gene for
1. 1 answer
2. asked by Chloe c
3. 529 views
What is the equation for the line that passes through W(-10,-9) and is parallel toy=5/32x-10 ? Thank you....
1. 1 answer
2. asked by Joy
3. 358 views
I'm don't understanding how to solve this question:The graph of a line passes through the x-intercept of y-20=2/11(x-31) and is
1. 2 answers
2. asked by Joy
3. 554 views
1.__________ introduced Europeans to Muslim inventions, such as the astrolabe that helped sailors navigate the seas.a)the
1. 17 answers
2. asked by need help real quick
3. 1,265 views
Find result of imaginary unit i.1. (3+4i^259)(2-3i^-22)=? 2. (-i^-38)/(5-4i^-27)=?
1. 1 answer
2. asked by Yin
3. 368 views
1.__________ introduced Europeans to Muslim inventions, such as the astrolabe that helped sailors navigate the seas.a)the
1. 7 answers
2. asked by #school
3. 974 views
A silver cube (density of silver is 10 g/cm3) with side length of 3 cm weighs more than an aluminium cube (density of aluminium
1. 2 answers
2. asked by JAMES
3. 1,367 views
1.which of the following do historians not consider a legacy of the Byzantine Empire?a)Justinians code: an organazation of roman
1. 7 answers
2. asked by HOMEWORK
3. 1,543 views
Which of the following is an example of a positive correlation?a) The crime rate increases as the income level decreases. b) As
1. 1 answer
2. asked by Hikaru
3. 880 views
A wire of length L is cut into two pieces of length X and Y respectively, with Y>X. These pieces are then used to form an upper
1. 1 answer
2. asked by Yin
3. 516 views
The standard Gibbs free energy of formation of ammonia at 25 ° c is - 16.5kj per mole.calculate the value of equilibrium
1. 1 answer
2. asked by muli
3. 1,364 views
Distinguish clearly between ▲G for a reaction and ▲S of the same reaction. Which of the two is used to predict whether a
1. 1 answer
2. asked by Joseph
3. 449 views
Calculate ▲U,▲H, ▲S, ▲A and▲G in expanding 1 mole of ideal gas at 25 ° c from 10 to 100 dm cubed. (5marks )
1. 0 answers
2. asked by Joseph
3. 402 views
An object of mass 100g is thrown vertically upward from a point 60cm upabove the earth's surface with an initial velocity of
1. 1 answer
2. asked by auguste nande
3. 542 views
I don't know how to solve this question.urgent A one side open cylindrical drum has inner radius 28cm.and height 2.1m.How much
1. 2 answers
2. asked by devi
3. 737 views
You are titrating 50ml of a 0.02M solution of Zn^+2 at pH 7 with 0.05M solution of EDTA. What is the [Zn+2] after 20mL of EDTA
1. 1 answer
2. asked by Bear
3. 498 views
To prevent settling of organic matter a Vs should be
1. 0 answers
2. asked by Anonymous
3. 281 views
the mass of the sun is 2×10^30kg.the mass of a proton is 2×10^-27kg.if the sun was made only of protons.calculate the number
1. 2 answers
2. asked by Anonymous
3. 583 views
The arrow is spun several times until it stops at a number 4.Find the probability that this happens on the third spin.
1. 1 answer
2. asked by dana
3. 1,515 views
Calculate the mean value for the number of heads appearing in a simultaneous throw of 3 coins.
1. 1 answer
2. asked by gourav
3. 374 views
Show that the angular momentum L=r¡Áp vector is an axial vector
1. 0 answers
2. asked by gourav
3. 405 views
The curved surface area of the cylinder is 1760cm^2.and its volume is 12320cm^3.Find its height.
1. 6 answers
2. asked by devi
3. 1,575 views
Hi I'm having a bit of trouble if anyone is able to help, thanks!Using the substitution u =1-2t^2, show that A = -1/4
1. 0 answers
2. asked by Simon
3. 408 views
A 130kg mail bag hangs by a vertical rope 3.9m long. A postal worker then displaces the bag to a position 2.2m sideways from its
1. 1 answer
2. asked by Kevin
3. 582 views
Calculate the volume of NaOH 0.1M that needs to be calculated to be added to a 30ml o-phosphoric acid 0.1 in order to prepare
1. 2 answers
2. asked by Adeola
3. 463 views
If a mass of gasoline occupies 70.01 at 20°C, What is the volume at 35°C?
1. 2 answers
2. asked by charlotte
3. 725 views
Calculate the relative atomic mass ofLimestone CaCo3 Methanol CH3oH Sulphric acid Ca(No3)2. (Ca=40.1,C=12,O=16,H=1,S=32).
1. 0 answers
2. asked by compound
3. 399 views
deposits $1,000 now, $2,000 2 years from now, and $5,000 5 years from now into a fund paying 12% compounded semiannually.a. What
1. 0 answers
2. asked by sss
3. 572 views
Marvin borrows $2,500 from the Shady Dealings Loan Company. He is told the interest rate is merely 2%/month and his payment is
1. 0 answers
2. asked by sss
3. 507 views
A 10.0-mL solution of 0.300 M NH3 is titrated with a 0.100 M HCl solution. Calculate the pH after the following additions of the
1. 2 answers
2. asked by Sandhya
3. 2,130 views
C(T)=0.78125-0.5e^(-0.64T) (T+1.5625)Using this equation, I don't understand 'Intergration by parts' to show this and what it
1. 0 answers
2. asked by Amy L
3. 424 views
I need help finding and article or news story to help my argument that Refusing to accept EBT cards is prejudicial. And that law
1. 1 answer
2. asked by Josh
3. 457 views
If a power failures occur according to a poisson distribution with an average of 3 failures every twenty weeks,calculate the
1. 1 answer
2. asked by gourav
3. 497 views
show the link between intrapersonal conflict and intiating relationship
1. 1 answer
2. asked by precious
3. 562 views
For any two vectors u^ and v^ show that:(u^.v)^2-[(u^×v^)].u^= u^2v^2
1. 0 answers
2. asked by gourav
3. 397 views
Show that the angular momentum vector(L)=vector(r)×vector(p) vector is an axial vector
1. 0 answers
2. asked by gourav
3. 547 views
A 1 tonne caravan is being towed by a car which provides a constant drawbar pull of 40 N. If theresistance to motion is 20 N,
1. 2 answers
2. asked by baz
3. 773 views
If, after rotating for some time at constant angular velocity of 72 rad/s, brakes are applied to the flywheelproducing
1. 2 answers
2. asked by baz
3. 705 views
The throttle of an electric train is shut off at a speed of 48 km/h. The total mass of the train is 81tonne and the combined
1. 0 answers
2. asked by baz
3. 498 views
A wheel has turned through 120 revs in 10 s after starting. find the angular acceleration.
1. 1 answer
2. asked by baz
3. 753 views
Given two vector function vector a(t)=(2t+3)i^+(t^2-2)j^+tk^ and vector b(t)=(4-t)i^+(3t^3+1)j^+(2t-1)k^, determine the
1. 1 answer
2. asked by gourav
3. 480 views
Determine the directional derivative of phi =xy^z in the direction i^-2j^+2k^ at the point (3, 1, -1)
1. 0 answers
2. asked by gourav
3. 419 views
A spring balance has a scale that reads from 0to50 kg.The length of the scale is 20cm.A body suspended from this balance,when
1. 0 answers
2. asked by shan
3. 486 views
Why is parallax method not useful for measuring the distances of stars more than 100 light years away?
1. 0 answers
2. asked by shan
3. 495 views
Determine whether the following vector field is incompressible or irrotational at the point (0, 1, 2)vector F =[x/x^2+y^2+z^2]i^
1. 0 answers
2. asked by gourav
3. 411 views
A copper solid cylinder of radius 14 cm and height 10cm is meter and recast into cylindrical wire of diameter 4mm.find the
1. 1 answer
2. asked by om
3. 685 views
Obtain the curl of the following vector field in spherical polar coordinates :vector A = x( xi^+yj^+zk^)
1. 0 answers
2. asked by gourav
3. 414 views
what is the story behind the monkey's paw- how does it link to fate how does the writer present this? Can you please answer this
1. 3 answers
2. asked by Abdi dj
3. 629 views
Now with passion in our eyesThere's no way we could disguise it secretly So we take each other's hand Because we seem to
1. 3 answers
2. asked by Anonymous
3. 526 views
A body of mass 5.0kg initially at rest from height of 4.0m.calculate its final velocity just before it hits the ground
1. 1 answer
2. asked by chidimma nwachukwu
3. 477 views
'Cause I've had the time of my lifeAnd I owe it all to you I've been waiting for so long Now I've finally gound someone To stand
1. 3 answers
2. asked by Anonymous
3. 694 views
Assume that on a weekday one telephone number out of every ten being called is busy. If 6 randomly selected numbers are called
1. 0 answers
2. asked by gourav
3. 599 views
ABC is an isosceles triangle inscribed in a circle. If AB and AC equal to 2.5cm and BC is 14cm find the radius of the circle
1. 0 answers
2. asked by Anonymous
3. 432 views
Determine the scale factors for an orthogonal coordinate system ( s, t, v ) whose coordinates are related to the cartesion by
1. 0 answers
2. asked by gourav
3. 481 views
Calculate the work done by a force vector F = y^2z^3i^+2xyz^3j^+3xy^2z^2k^ in moving an object along the path defined by the
1. 0 answers
2. asked by gourav
3. 503 views
I am having difficulty with balancing this acidic solution;I2+OCl{-} ----> IO3{-} +Cl{-} I get: I2 = OCl{-} +2H2O -----> IO3{-}
1. 1 answer
2. asked by Stacie
3. 1,054 views
Using Divergence theorum evaluate the flux integrate from s vector A.vector D's where A =xi^+yj^+zk^ and s is the complete
1. 0 answers
2. asked by gourav
3. 447 views
Rectangle WXYZ is drawn on triangle ABC, such that point W lies on segment AB, point X lies on segment AC, and points Y and Z
1. 1 answer
2. asked by G
3. 2,256 views
Using Green's theorum evaluate the integral [ integration from c x^2ydx-xy^2dy] where c is the closed curve along the circle.
1. 0 answers
2. asked by gourav
3. 447 views
ABC is an isosceles triangle inscribed in a circle. If AB and AC is 2.5cm and BC is 14cm find the radius of the circle
1. 1 answer
2. asked by Anonymous
3. 521 views
Solve the initial value problemd^2x/dt^2+2dx/dt-3x = 0, x(2π) =1, x(2π) = 13
1. 0 answers
2. asked by gourav
3. 546 views
Hi! My teacher wanted me to sketch the graph of solution set of each system. For the first question, she wants me to use the
1. 1 answer
2. asked by Heather
3. 507 views
Construct an equilateral of altitude 5.5 cm
1. 1 answer
2. asked by Anonymous
3. 371 views
Gravel is being dumped from a conveyor belt at a rate of 20 ft3/min, and its coarseness is such that it forms a pile in the
1. 0 answers
2. asked by TayB
3. 918 views
Water is leaking out of an inverted conical tank at a rate of 12,000 cm3/min at the same time that water is being pumped into
1. 0 answers
2. asked by TayB
3. 715 views
A pendulum string has a length l = 4.0 ft. When the pendulum ball is released at 90 degrees to the vertical, it will swing down.
1. 0 answers
2. asked by Nora
3. 672 views
Before the Civil War most cattle were not (1 point)on the open range. on South Texas ranches.* slaughtered for their hides.
1. 8 answers
2. asked by SmartyPants
3. 799 views
The growing popularity of newspapers, magazines, and books in the United States during the 19th century contributed to which of
1. 10 answers
2. asked by Oscar
3. 3,133 views

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