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1. What is the density of a material if 50.0 cm^3 has a mass of 212.5 g?
2. What is the volume of 30 g of iron? (Be especially careful with significant figures on this one.)
3. If a material has a mass of 4325 g and takes up 0.50 m^3, what is it?
4. What is the mass of water in a 115 L tank?
A piece of metal with a mass of 3.8 kg and density of 1808 kg/m3 is suspended from a string and then completely immersed in a container of water. Determine the volume of the piece of metal
Two protons, each having a speed of 0.970c in the laboratory, are moving toward each other. Determine the momentum of each proton in the laboratory
Quarterback passed a ball to a receiver while running at 1.5 m/s forward. The ball was released at a height of 2.5 meters with an angle of 45 degrees, Find the final velocity of the ball and its direction
The task is to design a rocket which will accelerate a payload of mas 100 kg, from a velocity of 0 m/s to 6,000 m/s in intersteller space.
A 0.0250 kg bullet moving horizontally at 400 m/s embeds itself into an initially stationary 0.500 kg block. What is their velocity just after the collision
explain the following paradox the potential for the hydrogen atom is spherically symmetric but the p states are not.
A metal cylinder with rigid walls contaions 2.50 moles of oxygengas. The gas is cooled until the pressure decreases to 30.0% of itsoriginal value. Calculate the work done by the gas
An RLC circuit has a resistor (R=175 ohms), a capacitor (C=4.78 microFarads) and an inductor (L=32.1mH). The frequency of the current is 652 Hz. What is the total impedance in the circuit
A flying squid (family Ommastrephidae) is able to "jump" off thesurface of the sea by taking water into its body cavity and thenejecting the water vertically downward. How high in the air will the squid rise
Q1. Many managers see marketing research as a fact-finding operation. Is this a correct view? Explain.
Point charges of -8.20 micro Coulombs are placed at each corner of a square that is 0.250m on a side. Find the electric potential at the center of a square
You push your couch a distance of 6.0 m across the living room floor with a horizontal force of 225 N. What is the work done by you, by the friction force, by gravity, and by the net force
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