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Calculate the {H30^+] of each aqueous solution with the following [OH^-] at 25 degrees C: A. NaOH, 1.0x 10^-2M B. asprin 1.8x 10^-11M C. Milk of magnesia 1.0x 10^-5M D. seawater, 2.0 x 10^-6M
For a reaction that follows the general rate law, Rate= k[A] [B]^2, what will happen to the rate of reaction if the concentration of B is increased by a factor of 3.00?
determine what would be its temperature after absorption of 9.4 10-2 kwh of heat if 1.45 l of water is initially at
How much ice(in grams) would have to melt to lower the temperature 352ml of water from 25degrees celcus to 5 degrees celcus? ( assume the density of water is 1.0g/ml)
Calculate the pH of the solution made by adding 0.50 mol of HOBr and 0.30 mol of KOBr to 1.00 L of water.
A chemical process is used to convet toulene (MW=92) and hydrogen to benzene (MW=78) and methane (CH4) by the reaction : Toulene+H2->Benzene+CH4
Methyl alcohol (CH3OH) is made by reacting carbon monoxide with H2. Starting with 2.5 g of H2 and 30 L of CO, what mass of methyl alcohol could be produced at STP? which is the limiting reactant?
Determine the enthalpy change for the combustion of ammonium nitrate(NH4NO3)with decane (C10H22) in oxygen. Hf for C10H22= -249.7 kJ/mol
If you want to dope GaAs to make an n-type semiconductor with an element to replace Ga, which of the elements below would you pick
Please give reasons for compounds like silver sulfate or silver chloride to be insoluble that relate to ionic radius.
What is the heat change of H 2 O If the final temperature of the mixture = 25 degree celsius?
calculate the theoretical yield of when 108 g of c2h5cl reacts with 236 g of assuming that and react only to form
A Cr^{3 + } aq solution is electrolyzed, using a current of 7.50 A}. What mass of Cr}( s) is plated out after 1.80 days? also What amperage is required to plate out 0.300 mol Cr from a Cr^{3 + } solution in a period of 7.20 h
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