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Suppose a watermelon with a mass of 2.0 kg0.8 kg10.5 J 7.5 kg(m/s) undergoes a head-on elastic collision on a frictionless counter with a grapefruit with a mass of . If the total kinetic energy of the system is and the total momentum is, determine the possible initial and final velocities for the watermelon and the grapefruit
Give the indices of any other plane belonging to this zone. Plot all these on (001) cubic projection
An excess of aqueous silver nitrate, AgNO3 was added to precipitate the bromide ion as silver bromide. If 8.00g of the soluble salt produced 2.00g of silver bromide, what was the mass percentage of the chloride in the sample?
Draw the structure of the organic product(s) of the reaction between (R)-3-phenylbutan-2-one and ethylmagnesium bromide, followed by acidification.
Do not delete any of the atoms or bonds in the ring or directly attached to the ring with the Erase button, and do not move atoms or groups directly attached to the ring by dragging them.
The composition and amount of each phase present at 726°C, and (e) the composition and amount of each micro constituent present at 726°C.
A copper, Cu(s), electrode is immersed in a solution that is 1.00 M in ammonia, NH3, and 1.00 M in tetraamminecopper(II), [Cu(NH_3)_4]^{2+}. If a standard hydrogen electrode is used as the cathode, the cell potential, E_cell, is found to be 0.076 ..
the metal brass is really a solution of what two elements?1. tin and lead2. tin and copper3. tin and zinc4. copper and
What will be the concentrations of the three gases once equilibrium has been reestablished, if 2.50×10-2 mol of CO(g) is added to the flask?
Suppose that the solvent ethanol could serve to replace the methanol in this process, but at the expense of double the concentrations of the solvent in the atmosphere.
The compound MgSo4 is called Epsom Salts. How many grams will you need to prepare a bath containing 5.60 moles of Epsom salts
why is it easier to analyze a mixture of atomic species by absorption spectroscopy than it is to analyze a mixture of molecular species?
a certain element has only two naturally occurring isotopes one with 18 neutrons and the other with 20 neutrons. the element forms 1 charged ions when in ionic compounds. predict the identity of the element. what number of electron does the 1 char..
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