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Questions Asked on March 19, 2017

what is the oxidation number of Carbon in C6H12?thank you!
1. 1 answer
2. asked by Jake
3. 3,708 views
A number divided by 5 gives 9 less than twice the number.Find the number.
1. 8 answers
2. asked by naveed
3. 5,856 views
Which of the following shared trait of artists and inventors allows an artist to render accurate images on canvas and an
1. 29 answers
2. asked by Artize
3. 3,952 views
What would be an extraneous solution to the equation 4/(x+7) +3 = -2/13
1. 1 answer
2. asked by Lisa
3. 540 views
A city council consists of eight Democrats and seven Republicans. If a committee of six people is selected, find the
1. 1 answer
2. asked by Beth
3. 3,579 views
Write the correct form of the word.His ____ made him the perfect victim for the con man's scheme. (credulous) Choices:
1. 1 answer
2. asked by Kimmy
3. 325 views
In Medieval Europe areas like England, France, the Papal States, the Holy Roman Empire, and the Byzantine Empire had a different
1. 2 answers
2. asked by Dinga
3. 539 views
Mass of iron cube having edge length 1.8m is 70g.Find it's density.
1. 1 answer
2. asked by Anonymous
3. 575 views
What is the least number of carbon atoms, in a non-cyclic alkane molecule that has a chiral centre.
1. 1 answer
2. asked by M.J
3. 2,538 views
The enthalpy of combustion of butane C4H10 is described by the reaction:C4H10(g) + (13/2) O2(g) -> 4CO2(g) + 5H2O(g) ΔH°rxn =
1. 1 answer
2. asked by anon
3. 5,851 views
I am writing a research paper on China's One Child Policy and do not know what angle I should approach my thesis statement. Any
1. 1 answer
2. asked by Jessica
3. 574 views
Please, Completely factor 5c^2-24cd-5d^2Thank so much
1. 2 answers
2. asked by Anneliese
3. 472 views
At present what you are answering my question ,what is the probability of getting 1 out of 1 marks
1. 1 answer
2. asked by Sanjay
3. 382 views
What are the dimensions of a rectangular field of area A that requires the least amount of fencing?
1. 4 answers
2. asked by Mark D.
3. 708 views
What mass of ammonia is necessary to produce 500 kJ of heat?4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(g) ΔrH = -906 kJ mol-1
1. 1 answer
2. asked by Anonymous
3. 1,384 views
the value of a particular investment follows a pattern of exponential growth. In the year 2000,you invested money in a money
1. 1 answer
2. asked by Hilary
3. 854 views
A carnot’s engine with air as working substance is initially at 3270C and pressure of 12 atmospheres. The volume is one litre
1. 1 answer
2. asked by anil
3. 846 views
A spaceship travels through space at a constant velocity of 3.00 x 10^2 m/s. What is the net force acting on the spaceship?
1. 1 answer
2. asked by Student12
3. 504 views
If eye color is determined by 4 possible genetic combinations,RR-Brown/RL-Brown/LR-Brown/LL-Blue,what percent of the possible
1. 1 answer
2. asked by Anneliese
3. 463 views
Let L be the line passing through the point P=(1, −1, −5) with direction vector →d=[−2, −4, 3]T, and let T be the
1. 2 answers
2. asked by shana
3. 3,753 views
The lenses used in a compound microscope have powers of + 110 D and + 60 D .If a total magnification of -150 × is desired, what
1. 0 answers
2. asked by Kim
3. 469 views
Each year, a $2400 computer depreciates by 25%. By how much will it depreciate in the second year?
1. 2 answers
2. asked by Jasmine
3. 932 views
Find the scalar equation for the plane passing through the points P1=(−3, −5, 5), P2=(1, −6, 6), and P3=(0, −9, 4).
1. 1 answer
2. asked by shana
3. 1,694 views
On May 18, 2010, a company reported that it had a net profit of $15.1 million, which represented an increase of 206.3% for
1. 1 answer
2. asked by Shelia
3. 720 views
Construct a right triangle having hypotenuse of length 5.6 and one of whose acute angle measure 30
1. 1 answer
2. asked by Math
3. 571 views
Olivia is three times as old as her sister.After three years,she is two years more than twice of her sister age.Then what is
1. 1 answer
2. asked by Abc
3. 574 views
Varun takes a certain number of Rotis during lunch but always wasted half a roti. Rosa takes half the number of Rotis as Varun,
1. 1 answer
2. asked by Purva
3. 1,144 views
10 marks add to each of the 12th standard students marks due to poor result which of the following measure does not change?
1. 1 answer
2. asked by Sanjay
3. 417 views
Why is it hot to touch to an incandescent bulb?? Please reply fast.Thank you in anticipation.
1. 0 answers
2. asked by Aarti
3. 368 views
2. Find the charge in potential energy of the system of two charges plus a third charge q3= 3.00µC as the latter charge moves
1. 1 answer
2. asked by Willard
3. 786 views
4. A charge q1 =2.00µC is located at the origin and a charge q2=-6.00µC is located at (0, 3.00) m.1. Find the total electric
1. 1 answer
2. asked by Willard
3. 1,653 views
In electrical engineering, a continuous function like f(t)=sin(t), where t is in seconds, is referred to as an analog signal. To
1. 1 answer
2. asked by Sam
3. 2,067 views
To the nerest degree,find the angle of elevation of the sun when a 9 metres vertical FlagPool casts a Shadnw 3 metres Long,
1. 1 answer
2. asked by Kalu
3. 507 views
Help. Use the remainder theorem to find the factors.(x-y)^2+(y-z)^3+(z-x)^3
1. 0 answers
2. asked by young
3. 386 views
The difference between two numbers is 4.if the sum of five times the smaller number and the bigger number is 58,find the
1. 1 answer
2. asked by Amith
3. 614 views
An ordinary dice is rolled what are the odds against and in favour of the event "multiple of Three"?
1. 2 answers
2. asked by ranji public
3. 983 views
The specific heat of copper metal is 0.385 J/ g- K. How many KJ of heat needed to raise the temperature of 1.1 kg block of
1. 1 answer
2. asked by kathryn
3. 1,944 views
How many joules are required to raise the temperature of 450mL of water from 30 °C to 100 °C?The specific heat of copper metal
1. 1 answer
2. asked by Jenner
3. 3,286 views
. The equation for a demand curve has been estimated to be Q = 100 - 10P + 0.5Y, whereQ is quantity, P is price, and Y is
1. 1 answer
2. asked by Anonymous
3. 596 views
The angles of depression of two stones one mile apart on the same side of a tower are 30Â° and 45Â° .calculate height of the
1. 1 answer
2. asked by Nisha
3. 493 views
Two boxes of masses 3kg and 8kg respectively are moving with velocities 5m/s and 3m/s in opposite direction. If they stick
1. 1 answer
2. asked by rutty
3. 409 views
We all believe that individuality is important.However,encouraging them to have their body under the knife can be fatal, in fact
1. 1 answer
2. asked by ASAP
3. 354 views
Which of the following equivalences is true?P(n), n is a multiple of 3 Q(n), n is even -P(4) and Q(3) -P(3) and Q(3) -P(3) or
1. 1 answer
2. asked by s17
3. 299 views
a mixture of toluene and water boils at 90 degrees. calculate the vapour pressure at this temperature. Assume the atmospheric
1. 1 answer
2. asked by joyce
3. 854 views
A car can travel 45 km in 5 liters of petrol how for would it travel in 12 liters of petrol
1. 3 answers
2. asked by Abhishek MEENA
3. 1,066 views
Which of the following statements about the involvement of fathers is true?A. Fathers parent in a way that's different but
1. 1 answer
2. asked by Priscila
3. 1,076 views
. A runner jumps over a hurdle. Neglecting friction, the potential energy of the runner atthe highest point compared to his
1. 3 answers
2. asked by james
3. 2,766 views
The Dimension of a cuboid Are in the Ratio 4:3:1 and its total surface area is 950 cm2 .Find Its Dimensions.
1. 1 answer
2. asked by Gourav
3. 1,582 views
prove the profit maximization of the consumer.mu= p by using mathmatical derivation.
1. 6 answers
2. asked by tewodros
3. 595 views
prove that the slope of indifferenc curve is equal to budget line?
1. 0 answers
2. asked by tewodros
3. 341 views
Two Small sphere are given positive electrical change. When they are 40cm apart the repulsion force between them has magnitude
1. 1 answer
2. asked by adam
3. 519 views
demands for the two markets are p1 = 15 _ q1 & p2= 25-2 q2. the monopolist`s tc is c = 5+3(q1+ q2). what are price,
1. 1 answer
2. asked by tewodros
3. 624 views
We as humans make terrible blunderDoes this make sense?
1. 2 answers
2. asked by ASAP
3. 439 views
calculate the mass at 15.0 L at NH3 at 27 digree Celsius and 900 mm hg?
1. 2 answers
2. asked by Tshering
3. 2,087 views
a watch making firm operating in a competitive market.given by c= 100+ q2., where q is the level of output & c is total cost.a.t
1. 2 answers
2. asked by Anonymous
3. 742 views
. What is the pH of a solution in which 15 mL of 0.10 M NaOH is added to 25 mL of 0.10M HCl?
1. 2 answers
2. asked by Anonymous
3. 3,495 views
Explai in short how human depend on natural resources for there survival
1. 1 answer
2. asked by Swarnima
3. 397 views
The table shows the distribution, by age, of a random sample of 3990 moviegoers ages 12-74. If one moviegoer is
1. 2 answers
2. asked by Beth
3. 11,684 views
The earth and the sun are 8.3 light-minutes apart in the same inertial frame. Two events occur at t = 0 on the earth and t = 3
1. 0 answers
2. asked by gourav
3. 580 views
Supersonic jets are able to achieve maximum speeds of up to 3.0 × 10-6c. Calculate the percentage contraction in the length of
1. 1 answer
2. asked by gourav
3. 565 views
The rest energy of a proton is 938 MeV. If its kinetic energy is also 938MeV, calculate its momentum and speed.
1. 1 answer
2. asked by gourav
3. 1,080 views
Missiles are fired towards the earth from a spacecraft. The missiles are moving with a speed of 0.8c with respect to the
1. 1 answer
2. asked by gourav
3. 553 views
A star emits light with wavelength 120 nm. An observer on earth measures the wavelength of the light received from the star to
1. 0 answers
2. asked by gourav
3. 532 views
Calculate the deBroglie wavelength of a^ 87Rb atom that has been laser cooled to 120 µK. (Assume that the kinetic energy is
1. 0 answers
2. asked by gourav
3. 465 views
A radioisotope P has a half-life of 3 s. At t = 0, a given sample of this isotope contains 8000 atoms. Calculate (i) its decay
1. 2 answers
2. asked by gourav
3. 695 views
At what acceleration would you expect the blood pressure in the brain to drop to zero for an erect person ?why? (Assume there
1. 0 answers
2. asked by Gihan
3. 489 views
An empty aerosol-spray can at room temperature (20 ◦C) is thrown into an incinerator where the temperature reaches 458◦C. If
1. 4 answers
2. asked by Madi
3. 5,287 views
Let me know if these are biotic abiotic or bothMushrooms,Desert, temperature, mold ,hair,ocean ,trees,rocks, gold plastic,
1. 1 answer
2. asked by Joshua Newall
3. 507 views
At what acceleration would you expect the blood pressure in the brain to drop to zero for an erect person? Why?(Assume there are
1. 0 answers
2. asked by Gihan
3. 510 views
One of the angles of a parallelogram is 36° greater then another one. Find the angles of the parallelogram.
1. 1 answer
2. asked by Anonymous
3. 943 views
Point E is the midpoint of side BC of parallelogram ABCD, and point F is the midpoint of sideAD. Prove that quadrilateral BEDF
1. 0 answers
2. asked by Hello! :)
3. 793 views
In a quadrilateral ABCD, AB || DC and AD||BC. Find the perimeter of ΔCOD if the diagonals of the quadrilateral intersect each
1. 0 answers
2. asked by Anonymous
3. 620 views
There was a sample of550 milligrams of a radioactive substance to start a study. Since then, the sample has decayed by 5.2% each
1. 1 answer
2. asked by Anonymous
3. 1,738 views
Given:AB ∥ CD , BC ∥ AD , BD ∩ AC = O, M∈BC ; N∈AD Prove: BM = ND BD and AC are diagonals MN goes through the center
1. 2 answers
2. asked by Serina
3. 1,009 views
One number is greater than another by 40/11. If the smaller number is less than 47/22 by 1/2, find the number.
1. 4 answers
2. asked by Debabrata Show
3. 2,114 views
Henry uses 0.150L of 0.500 mol/L NaOH to neutralize 250.0 mL of the hydrochloric acid. What is the concentration of the HCl
1. 1 answer
2. asked by Hannah
3. 550 views
One number is greater than another by 40/11. If the smaller number is less than 47/22 by 1/2, find the numbers.
1. 1 answer
2. asked by Anonymous
3. 977 views
How does redistricting target women?How does media coverage affect the lack of women in politics
1. 4 answers
2. asked by Jenny
3. 583 views
I struggle with understanding when to use an apostrophe with singular words ending with S..Like for example, Class or Hughes..
1. 2 answers
2. asked by Jolly
3. 856 views
A hot air balloon carries a load of 1000 N including its own weight. The balloon is 10 m in diameter. Estimate the average air
1. 0 answers
2. asked by Brandon
3. 975 views
Given: ∆ABC is isoscelesm∠ACB = 120° m∠BMC = 60° CM = 12 Find: AB M is on line segment AB I saw that someone has already
1. 12 answers
2. asked by Serina
3. 8,840 views
It takes a ship 3 hours to cover 72 km with the current and 4 hours against the current. Find the speed of the ship in still
1. 13 answers
2. asked by annie
3. 6,359 views
In triangle XYZ the measure of angle X equals 34 degrees and the measure of angle Z equals 38 degrees find the measure of angle
1. 1 answer
2. asked by Jesse
3. 911 views
How much time required to fill the 1000litre water tank with 2 inch pipeHow it calculate
1. 2 answers
2. asked by vimalraj
3. 571 views
So what would the explanation for this be? Its really confusing me.The Ksp is independent of [NaOH] while the solubility of
1. 1 answer
2. asked by Help101
3. 839 views
The sixth-grade art students are making a mosaic using tiles in the shape of right triangles. Each tile has leg measures of 3
1. 17 answers
2. asked by name
3. 4,817 views
∮_0^1▒∫_1^2▒〖(x^2+y^2)dxdy〗using simpsons one third rule
1. 1 answer
2. asked by tanaka
3. 369 views
A rectangle has a length of 5 and 1/2 units and an area of 132 square units. What is the width of the rectangle?
1. 1 answer
2. asked by Janet
3. 714 views
Claire jogs around an oval track and is able to complete one lap in 5 minutes. If she jogs at the same pace for 42 minutes, how
1. 6 answers
2. asked by Cory
3. 2,470 views
prove (sinx-tanx)^2=(tan^2x)(cosx-1)^2
1. 1 answer
2. asked by Anonymous
3. 387 views
Given f(x)=7-2x find f (x+5)I'm not sure how to approach this problem. I have done this so far: F(x+5) = 7-2x F(x+5)=7-2(x+5)
1. 2 answers
2. asked by Sarah
3. 391 views
Predicted winner in an election for town mayor. Method C: Telephone 100 randomly-chosen voters who live in the town. 54 percent
1. 3 answers
2. asked by Andrew
3. 790 views
Given f(x)=7-2x find f (x+5) I'm not sure how to approach this problem. I have done this so far: F(x+5) = 7-2x F(x+5)=7-2(x+5)
1. 2 answers
2. asked by Sarah
3. 377 views
Determine the pH at the equivalence point when 25.00 mL of 0.1056 M CH3COOH is titrated with 0.1056 M NaOH.
1. 1 answer
2. asked by Help101
3. 726 views
A pair of running shoes cost $22.29.The store owner wanted to make a profit of $18.50.What should be the shoes' selling price?
1. 3 answers
2. asked by Noob Starter
3. 480 views
Given f(x)=7-2x find f (x+5) I'm not sure how to approach this problem. I have done this so far: F(x+5) = 7-2x
1. 2 answers
2. asked by Sarah
3. 358 views
4.In the town of sleepy oak the fine for a speeding ticket is $32.65 + s dollars, where s is the miles per hour over the speed
1. 1 answer
2. asked by LOL
3. 845 views
A chord of a circle is 9cm. If its distance from the centre of the circle is 5cm,calculate the radius of the circle
1. 3 answers
2. asked by happiness
3. 2,435 views
∮_0^1▒∫_1^2▒〖(x^2+y^2)dxdy〗using simpson's one third rule
1. 0 answers
2. asked by Anonymous
3. 375 views
How many moles of magnesium nitride form when 1.0 mole of magnesium reacts completely?
1. 2 answers
2. asked by Carly
3. 1,210 views

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