Center of mass of the system based problem
You encompass three mass arranged: M1 is 2kg at (-4m, 0), M2 is 2.5kg at (0, 2m) and M3 is 1.5kg at (4m,-2m). Where is the center of mass of the system? (Determine both the xCM and yCM.)
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Theoretically determine the numbers of moles of water should be formed if 0.3818 moles of C3H8 and 1.718 moles of O2 are allowed to react, and this is the only reaction which occurs.
Determine the velocities of each of the masses after the band breaks. (Make a draw and point out the directions in terms of your coordinate system.)
The mass of Li2O produced when the 2.00 g of lithium reacts with the 2.00 g of oxygen is 3.02 g. Determine the percent yield? Where atomic weights: Li = 6.94, O = 16.00. 4Li + O2 --> 2Li2O
Explain how rapidly would the following particle be moving if it had the same wavelength as a photon of green light (λ = 500.0nm)? where an electron of mass 9.10939 x 10-28 g
Determine the numbers of grams of each of the following substances will dissolve in 100 ml of cold water? Consult your hand book. Ce(IO3)4, RaSO4, PB(NO3)2, (NH4)2SeO4.
For the person at rest, velocity v (in liters per second) of airflow during the respiratory cycle. Determine time for one full respiratory cycle. B) Compute number of cycles per minute.
A mixture of butane and ammonium nitrate are placed into a steel cylinder and detonated. The product gases (CO2,H2O, N2) reach a temperature of 725oC. Determine the average kinetic energy per molecule of each gas.
Then the force (in Newton) applied by the expanding gas on the bullet is 15000 + 10000x – 25000 x2, where x is in meters. (i) Find out the work done by the gas on the bullet as the bullet travels the length of the barrel
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