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Not tracking how to even start on this one, any help would be greatly appreciated.
You are titrating 0.1 M ammonium hydroxide (NH4OH) with 0.1 M HCl. Kb for ammonium hydroxide is 1.8 x 10-5. Generate a titration curve. Presume that you have 100 ml of the ammonium hydroxide solution to start off with. What is the pH at the endpoint?
1. How do each of these molar masses compare to the theoretical? Calculate the percent error.
what is the minimum amount of 6.0 M H2SO4 necessary to produce 25.0 g of H2 according to the reaction between aluminum and sulfirc acid 2Al + 3H2SO4 ---> Al(SO4)3 + 3H2
A certain reaction has an enthalpy of H = 49 kJ and an activation energy of Ea = 71 kJ. Explain what is the activation energy of the reverse reaction
the gaseous product of a reaction is collected in a 25L container at 27degrees celsiu. the pressure in the container is 300.0 kPa. how many moles of the gas are in the container.
Calculate the energy needed to convert 50.0 g methane (CH4) from a solid at -100 C to a liquid at 25 C
Hydrogen and oxygen react to form water vapour according to the following chemical equation.
Sodium hypochlorite is a common ingredient in household bleach. What is the pH of this bleach if it contains 5% NaOCl by mass? (pKa of HOCl = 7.46)
If a mixture of gases contained 78% nitrogen at a pressure of and 22% carbon dioxide at 345 torr, what is the total pressure of the system?
For 2 SO2(g) + O2(g) 2 SO3(g), Kp = 3.0 104 at 700 K. In a 2.00-L vessel the equilibrium mixture contains 1.72 g of SO3 and 0.171 g of O2. How many grams of SO2 are in the vessel
The C-H bond and the C-halogen bond are broken in the same step. Alkyl bromides generally react faster than alkyl iodides.
at 40 degrees h2o2 decomposes according to reaction2h2o -gt 2h20o2data collected for the concentration of h2o2 at
As part of its decay process, the radioactive isotope of polonium 214Po undergoes successive emissions of one alpha particle and two beta particles. What is the product after these three decays
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