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An electron with speed 2.35×107m/s is traveling parallel to a uniform electric field of magnitude 1.16×104N/C .How far will
1. 2 answers
2. 8,052 views
If the total positive charge is Q = 1.62×10−6C , what is the magnitude of the electric field caused by this charge at point
1. 1 answer
2. 3,304 views
What is the magnitude of the electric field a distance 3.0mm from an electron?Express your answer to two significant figures and
1. 1 answer
2. 610 views
Two small charged balls have a repulsive force of 0.20N when they are separated by a distance of 0.90m . The balls are moved
1. 1 answer
2. 1,091 views
Three charges are fixed in the x−y plane as follows: 1.5nC at the origin (0, 0); 2.6nC at (0.65m , 0); –1.8nC nC at (0,
1. 0 answers
2. 781 views
Three charges are fixed in the x−y plane as follows: 1.7nC at the origin (0, 0); 2.3nC at (0.60m , 0); –2.0nC at (0, 1.20m
1. 1 answer
2. 647 views
What is the net force exerted by these two charges on a third charge q 3 = 45.0nC placed between q 1 and q 2 at x 3 = -1.145m ?Y
1. 0 answers
2. 1,160 views
Two Ping-Pong balls each have a mass of 2.6g and carry a net charge of 0.500ìC . One ball is held fixed.At what height should
1. 1 answer
2. 891 views
A free electron and a free proton are exactly 0.70cm apart.Find the magnitude of the acceleration of the proton. Express your
1. 1 answer
2. 581 views
Two small spheres spaced 20.0 centimeters apart have equal charge.How many excess electrons must be present on each sphere if
1. 1 answer
2. 1,466 views
How much charge is contained in 9kg of protons?Express your answer to two significant figures and include the appropriate units.
1. 1 answer
2. 508 views
How much charge is contained in 9kg of electrons?Express your answer to two significant figures and include the appropriate
1. 0 answers
2. 558 views
Three out of 200 machine parts were found to be defective.About how many parts would be expected to be defective out of 2500
1. 1 answer
2. 608 views
Three out of 200 machine parts were found to be defective.About how many parts would be expected to be defective out of 2500
1. 2 answers
2. 523 views
I posted this yesterday and didn't get help. Now it is buried on the 3rd page. I am posting again. I hope that is ok.Are these
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2. 1,096 views
Are these correct?Complete the following statements with the correct form of the verb in parentheses. Some will be conjugated,
1. 2 answers
2. 1,071 views
What happened as a result of the so-called Intolerable Acts?
1. 1 answer
2. 794 views
A marching band was in a parade. The band members marched in 8 rows. There were 6 band members in each row. Explain how the fact
1. 2 answers
2. 1,270 views
The inductor in the circuit has a resistance of 100 ohms connected to a long solenoid with a loop density of 100 turns per
1. 0 answers
2. 525 views
An obnoxious brat assigns his 0.0221-kilogram pet mouse Mickey the role of stunt mouse by stuffing him into a spring gun and
1. 2 answers
2. 549 views
An obnoxious brat assigns his 0.0221-kilogram pet mouse Mickey the role of stunt mouse by stuffing him into a spring gun and
1. 0 answers
2. 525 views
You would like to shoot an orange out of a tree with your bow and arrow. The orange is hanging 5.00 m above the ground. You fire
1. 1 answer
2. 2,657 views
Pool players often pride themselves on their ability to impart a large speed on a pool ball. In the sport of billiards, event
1. 1 answer
2. 9,037 views
A toy rocket is fired at v0 = 41.2 m/s at an angle of è = 73.8 degrees with respect to the horizontal on flat level ground.
1. 1 answer
2. 477 views
A current loop with radius 20 cm and current 2 A is in a uniform magnetic field of 0.5 T. Considering all possible orientations
1. 0 answers
2. 556 views
A proton with a velocity of 2.0 x 10^7 m/s in the horizontal (+x) direction enters a region of uniform magnetic field that is 1
1. 2 answers
2. 1,225 views
A current of 20 mA flows in a single circular loop with a radius of 2 meters. A uniform magnetic field of 1.2 T points parallel
1. 2 answers
2. 651 views
3. A positive helium ion He+ is released from rest at the surface of a +1000 V flat electrode. It travels in the +x-direction
1. 2 answers
2. 653 views
Two forces act on an object. The first force has a magnitude of 17.0 N and is oriented 68.0° counter-clockwise from the x axis,
1. 2 answers
2. 5,017 views
Three people pull simultaneously on a stubborn donkey. Jack pulls eastward with a force of 93.3 N, Jill pulls with 73.1 N in the
1. 2 answers
2. 1,612 views
A 14.9-kg object hangs in equilibrium at the end of a rope (taken as massless) while a wind pushes the object with a 67.7-N
1. 1 answer
2. 1,842 views
To better understand the concept of static equilibrium a laboratory procedure asks the student to make a calculation before
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2. 3,949 views
A body of mass 25kg moving at 3m/s on a rough horizontal floor is brought to rest after sliding through a distance of 2.5m on
1. 2 answers
2. 760 views
Determine the pressure-based Keq for the reaction:2SO2(g) + O2(g)<--->2SO3(g) given that 1.00×10−2 moles of SO2 and
1. 1 answer
2. 1,859 views
An 80.0-gram sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was done by the system and
1. 0 answers
2. 612 views
An 80.0-gram sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was done by the system and
1. 1 answer
2. 893 views
Can someone walk me through how to work this I have no clue where to start. I have converted grams to moles and Celsius to
1. 1 answer
2. 508 views
e^x y =3find dy/dx using implicit differentiation the answer is -y Compare your answer with the result obtained by first solving
1. 6 answers
2. 524 views
A sample of impure magnesium was analyzed by allowing it to react with excess HCl solution:Mg(s) + 2 HCl(aq) → MgCl2(aq) +
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2. 4,605 views
When 0.422 g of phosphorus is burned, 0.967 g of a white oxide (a compound of phosphorus and oxygen) is obtained.a. Determine
1. 1 answer
2. 4,381 views
What is the maximum mass of S8 that can be produced by combining 85.0 g of each reactant?8SO2 + 16H2S yields 3S8 +16H2O
1. 3 answers
2. 3,747 views
Find the Indefinite Integral without u substitution of the followinga)(8x-3)/(12x^6) b) 2sqrtx(5x-6) c) (4x+3)/xsqrtx d)
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2. 1,040 views
Let A=(cosA -sinA)(sinA cosA) show that A^2=(cos2A sin2A) (sin2A cos2A)
1. 1 answer
2. 698 views
Let P=(cosA sinA)(sinA cosA) Q=(cosB sinA) (sinB cosA) show that PQ=(cosA(A-B) sin(A B)) (sinA(A B) cos(A-B))
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2. 768 views
(3Q+2T+F)/5=0.90 for F
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2. 341 views
Solve 3^x * 9^2x * 8^x/18^x *27^2x *3^2x
1. 1 answer
2. 318 views
The Constitution has endured for more than 200 years. Use what you have learned about the principles of the Constitution to
1. 1 answer
2. 641 views
What is taxation without representation? Why did the colonists consider this practice a problem?
1. 1 answer
2. 560 views
Time=distance/velocity=20/300 =0.067secs s = ut 1/2gt^2 s = 0*0.067 0.5*10*0:067^2 s = 0 5*0.004489 s = 0 0.0224 s = 0.022m
1. 0 answers
2. 403 views
Time=distance/velocity=20/300 =0.067secs s = ut 1/2gt^2 s = 0*0.067 0.5*10*0:067^2 s = 0 5*0.004489 s = 0 0.0224 s = 0.022m
1. 0 answers
2. 351 views
A bullet is fired in a horizontal direction with a muzzle velocity of 300m/s.in the absence of air resistance,how far will it
1. 11 answers
2. 7,588 views
5. Students in an introductory statistics class were asked to report the age of their mothers when they were born. Summary
1. 1 answer
2. 818 views
2. A statistics professor has asked his students to flip coins over the years. He has kept track of how many flips land heads
1. 1 answer
2. 600 views
Students enrolled in an introductory statistics course at a university were asked to take a survey that indicated whether the
1. 1 answer
2. 1,770 views
Find the volume of the solid obtained by rotating the region under the graph of the function f(x) = x^(13/12) about the x-axis
1. 1 answer
2. 491 views
A speed boat is required to move at a constant speed of 50 MPH. What is the power needed to overcome a resistive force of 1000
1. 2 answers
2. 582 views
What is the different between traditional Vietnamese and Vietnamese tradition?
1. 1 answer
2. 367 views
[(pvq)^(p=>)^(q=>)]=>r[(pvq)^(p=>)^(q=>)]=>r
1. 1 answer
2. 828 views
Find the centriod of the boundEd by the curvez y=x^2 and y=2x+3
1. 2 answers
2. 955 views
Find the arc length of the curve y^3=8x^2 fr0m x=1 to x=8.
1. 1 answer
2. 3,287 views
The customer bills in a family restaurant are normally distributed. The bills mean is $28 and has a standard deviation of $6.a.
1. 1 answer
2. 2,978 views
53. What is the equation of the circle with center (2, –5) that passes through the point (–2, 10)? (1 point)(x – 2)2 + (y
1. 1 answer
2. 427 views
50. Find the value of x for ° and °. The figure is not drawn to scale.(1 point) 34° 56.5° 22° 68°
1. 0 answers
2. 599 views
46. Assume that lines that appear to be tangent are tangent. O is the center of the circle. Find the value of x. Figures are not
1. 20 answers
2. 13,365 views
A juggler traveling in a train on level track throws a ball straight up, relative to the train, with a speed of 5.75 m/s. The
1. 2 answers
2. 994 views
How much work does it take to stretch a spring with k= 150N/M 10cm from equilibrium?
1. 1 answer
2. 580 views
If the coefficient of kinetic friction is 0.25, how much work do you do when you slide a 45 kg box at constant speed across a
1. 0 answers
2. 518 views
A snowmobile moves according to the velocity-time graph shown in the drawing. What is the snowmobile's average acceleration
1. 1 answer
2. 8,708 views
The molar weight of MgSO4 is 120.366gmol-1. What is the mass/volume percentage of a 2.5M water solution of MgSO4?
1. 1 answer
2. 456 views
Starting from rest, a skier slides 100 m down a 28 degree slope.How much longer does the run take if the coefficient of kinetic
1. 4 answers
2. 5,581 views
During the 2011-12 winter season, a homeowner received four deliveries of heating oil, as shown in the following table:Gallons
1. 0 answers
2. 646 views
. The following data give the 2010 gross domestic product (in billions of dollars) for al 50 states. The data entered in
1. 2 answers
2. 1,197 views
1. The following data give the amount of money (in dollars) that each of six Canadian social service charities spent to raise
1. 1 answer
2. 558 views
A wheel on Greg's bicycle is 0.3 m in diameter. Greg races the bicycle for 31 m. How many times does the wheel turn as the
1. 1 answer
2. 678 views
Consider the population situation in Italy or Germany; very low birth rates, an aging population, and eventual decline in
1. 0 answers
2. 459 views
Given ensuing information, determine the least cost and the least cost mix of on-and off-shore pipe. The intake facility is in
1. 0 answers
2. 458 views
Ms.Sue, do you know how to do calc?
1. 1 answer
2. 352 views
Given ensuing information, determine the least cost and the least cost mix of on- and off-shore pipe.-The intake facility is in
1. 2 answers
2. 516 views
16. Given the following information, determine the constant speed, travel time, and costthat represent the minimum one-way trip
1. 2 answers
2. 545 views
16. Given the following information, determine the constant speed, travel time, and costthat represent the minimum one-way trip
1. 0 answers
2. 519 views
1.Why do you think an FRH doesn’t come with water already in it?2.Do you think there are small pieces or large pieces of
1. 6 answers
2. 2,496 views
What should be the number of significant figures in the following calculation?It's an error calculation which is absolute value
1. 1 answer
2. 486 views
20x^2+12x
1. 1 answer
2. 472 views
Kelli weighs 392 N, and she is sitting on on a playground swing that hangs 0.4 m above the ground. Her mom pulls the swing back
1. 0 answers
2. 562 views
Kelli weighs 392 N, and she is sitting on on a playground swing that hangs 0.4 m above the ground. Her mom pulls the swing back
1. 0 answers
2. 659 views
4.What Reagan policy resulted in an increase in the federal budget deficit? *supply-side economics deregulation increased
1. 2 answers
2. 883 views
What does 5 fracture each 1/2 mean?
1. 1 answer
2. 284 views
4.Which of the following influenced the presidential election of 1980? high inflation low gas prices racial tensions *a war with
1. 5 answers
2. 1,584 views
does the data in the table represent a direct variation or an inverse variation?x 2 4 8 12 y 4 2 1 2/3 Choices: inverse
1. 5 answers
2. 4,846 views
Anyone here good with clinical chemistry, particularly separation assays and high performance liquid chromatography?
1. 1 answer
2. 433 views
Theres this chemistry problem im getting stuck in because i'm confusing myself with the math.Equation given = %O2 saturation =
1. 2 answers
2. 484 views
2 divide 69.28 plz give work too!
1. 1 answer
2. 290 views
Who claimed that our subjection to pain and pleasure should be the foundation for our lives?
1. 1 answer
2. 413 views
Why did East Pakistan feel discriminated against by west Pakistan
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2. 1,104 views
Suppose that a boat moves in a straight line with speed v through water with resistance proportional to the square of its speed
1. 1 answer
2. 531 views
An electron of wavelength 1.74*10-10m strikes an atom of ionized helium (He+). What is the wavelength (m) of the light
1. 0 answers
2. 555 views
An electron of wavelength 1.74*10-10m strikes an atom of ionized helium (He+). What is the wavelength (m) of the light
1. 0 answers
2. 574 views
What is the common component that makes a homogeneous competitive immunoassay? Describe one.
1. 0 answers
2. 344 views
A polynomial function p(x) has a relative maximum at (3, -4) a relative minimum at (-1, -6), a relative maximum at (-5, 2) and
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2. 741 views
I think I have this problem figured out correctly, but is there anyone who can tell me if I'm doing something wrong.The question
1. 6 answers
2. 695 views

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