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If damping causes the amplitude of oscillation of a system to decrease by 50%, then the ratio of the final energy to the initial energy of the system is?
The endpoint was reached when 75.00mL of the managanese(II) hydroxide solution was titrated with 6.32mL of 0.0010M HCl solution. What is the Ksp of manganese (II) hydroxide
Explain why alcohols have higher boiling points as compared to there corresponding alkanes. Use appropriate chemical equations to explain this phenomenon.
The Reaction of Ba(OH)2+2HCl=BaCl2+2H2O it requires 12.01mL of .03582 M HCl to react with 25.00ml of Ba(OH)2 solution calculate the concentration of the Ba(OH)
Transesterification occurs when an alcohol (in excess) reacts with an ester. Draw the skeletal structure of the ester formed when ethyl propanoate (propanoate = propionate) reacts with 1-propanol.
Use this value to calculate the mass of ice required to cool 355 mL of a beverage from the room temperature (25 degree celsius) to 0 degree celsius. Assume that the specfic heat capacity and the density of the beverage are the same as those of wat..
it takes 208.4 kj of energy to remove 1 mole of electrons an atom on the surface of rubidium metal. how much energy
If the initial concentration of AB is 0.260 M, and the reaction mixture initially contains no products, what are the concentrations of A and B after 80 s?
Like sulfuric Acid, a certain diprotic acid, H2A, is a strong acid in its first deprotonation and a weak acid in its second deprotonation. A solution that is 0.020 M H2A (aq) has a pH of 1.66. What is the value of Ka2 for this acid
Ten milligrams of CS2 react with an excess of chlorine gas. State the heat evolved is transferred without loss to 6.450 g of water at 22.0 degrees Celsius. Explain what is the final temperature of the water
How many seconds does it take to deposit 1.63g Ni on a decorative drawer handle when 13.7A is passed thorugh a Ni(NO3)2 solution
Find the structures of Naphthol and phenol shown below and describe (in 2-3 sentences) why phenol is more soluble in water than naphthol?
The engine stops working when the temperature of the hot reservoir has been lowered to TC. Show that the amount of work done by the engine is W = C1(TH-TC) - C1TC ln (TH/TC).
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