Answers created by Wricheek
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N the given options, which of them have the Inductive effect of a -NO2which operates in the given compound?
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How can you increase the gravitational potential energy (GPE) of an object?
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How can I prove an elastic collision?
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How do you convert the following phrases into math expressions, and then evaluate the expressions: 50% of 32?
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If 6sinA+8cosA = 10 , how to prove that tanA=34 ?
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What carbocation is most stable?
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How to complete this identity? (See picture). Thanks!
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Whose work is credited with being the beginning of modern atomic theory?
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How do you work out the total translational kinetic energy of N2 gas?
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A body is released from the top of an inclined plane of inclination theta. It reaches the bottom with velocity V. If keeping the length same the angle of the inclination is doubled what will be the velocity of the body and reaching the ground?
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Question #b9f9b
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An object travels North at 4ms for 5s and then travels South at 9ms for 2s. What are the object's average speed and velocity?
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Madison ran 2.0 m west, 4.0 m east, and then 3.0 m west. What is the vector sum of her displacements?
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How are Newman projections drawn?
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How do you evaluate (x3+3x2+16x+48)÷(x+3)?
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Question #7c0ab
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Question #d7434
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If you increase the force on an object, how does this affect its acceleration?
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If a coin is dropped from a height of 80 m, how fast will it be travelling when it hits the ground? What assumptions, if any, do you need to make?
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Question #932de
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Question #64679
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Question #63e2c
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A box with an initial speed of 7ms is moving up a ramp. The ramp has a kinetic friction coefficient of 32 and an incline of 2π3. How far along the ramp will the box go?
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Question #7029d
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A gas at constant volume has 25 J of heat added to it. What is the work done by the gas?
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Question #578ec
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How can you differentiate between metals and nonmetals on the periodic table?
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How many unpaired electrons are in an O atom?
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How do you find the domain of f(x)=.5x−13?
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What is the domain and range of y=ln(6−x)+2?
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What is is the pH of salt?
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What is the method for finding solutions to problems?
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∫√a+xa−xdx?
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How do you differentiate y=(lnx)lnx?
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Question #a91f1
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If a rocket with a mass of 700kg vertically accelerates at a rate of 32ms2, how much power will the rocket have to exert to maintain its acceleration at 4 seconds?
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Question #70056
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A hockey puck is hit on a frozen lake and moving with a speed of 13.7 m/s. Seven seconds later, its speed is 7.2 m/s. What is its average acceleration?
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A ball with a mass of 4kg moving at 9ms hits a still ball with a mass of 18kg. If the first ball stops moving, how fast is the second ball moving? How much heat energy was lost in the collision?
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Question #bfd7d
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With an average acceleration of −1.2 m/s2, how long will it take a cyclist to bring a bicycle with an initial speed of 6.5 m/s to a complete stop?
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Question #696c9
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If the length of a 22cm spring increases to 95cm when a 7kg weight is hanging from it, what is the spring's constant?
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Suppose a treadmill has an average acceleration of 4.7⋅10−3 m/s2. How much does its speed change after 5.0 min? If the treadmill's initial speed is 1.7 m/s, what will its final speed be?
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A wave has a velocity of 300 m/s and a wavelength of 3 m, what is the frequency of the wave?
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Question #3474d
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What is the momentum of a truck with a mass of 4,500 kg traveling at 25 m/s?
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A 1,600 kg car is traveling at a speed of 12.5 m/s. What is the kinetic energy of the car?
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What percent of 125 is 60?
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How do you calculate the potential 10-kg sack of groceries on a shelf 1 m above the floor?
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What is the distance from crest to crest, or from trough to trough, called?
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If you are driving 95 km/h along a straight road and you look to the side for 2.0 s, how far do you travel during this inattentive period?
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What is the average speed of an object that is moving at 9ms at t=0 and accelerates at a rate of a(t)=5−2t on t∈[0,5]?
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The formula for the chemical compound magnesium sulphate is MgSO4. How do you calculate the relative formula mass (M) of this compound?
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Question #9b959
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A charge of 30C passes through a circuit every 5s. If the circuit can generate 27W of power, what is the circuit's resistance?
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A charge of 24C passes through a circuit every 16s. If the circuit can generate 32W of power, what is the circuit's resistance?
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A charge of 40C passes through a circuit every 5s. If the circuit can generate 40W of power, what is the circuit's resistance?
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How do you balance this equation?
Fe(NO3)3+KSCN→Fe(NO3)3+KSCN
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What is the velocity of a car that traveled a total of 100 kilometers north in 2 hours?
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Question #d9e51
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A ball with a mass of 280g is projected vertically by a spring loaded contraption. The spring in the contraption has a spring constant of 12kgs2 and was compressed by 73m when the ball was released. How high will the ball go?
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A spring with a constant of 4kgs2 is lying on the ground with one end attached to a wall. An object with a mass of 4kg and speed of 8ms collides with and compresses the spring until it stops moving. How much will the spring compress?
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Why are passengers thrown outward when d vehicle in which they r travelling takes a sudden turn around a circular road???
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Why are gravitational, electromagnetic, and nuclear forces often called fundamental or basic forces?
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If a projectile is shot at an angle of π4 and at a velocity of 2ms, when will it reach its maximum height??
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Question #25778
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What are some things that travel in waves?
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If a 5kg object is being constantly accelerated from 0ms to 12ms over 6s, how much power is being applied at t=1?
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If a spring has a constant of 4kgs2, how much work will it take to extend the spring by 4cm?
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If an object with a mass of 12kg changes speed from 3ms to 2ms, by how much does its kinetic energy change?
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An object with a mass of 7kg is hanging from a spring with a constant of 2kgs2. If the spring is stretched by 8m, what is the net force on the object?