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Which is more acidic three floro pentonoic acid or three nitro pentonoic acid
At a particular temperature , 35.0% of ClO2 molecules have speeds exceeding 400 m/s. If ClO2 is decomposed to Cl2 and O2 and the resulting mixture is cooled until the original temperature of the ClO2 is reached
A 20.0 mL sample of 0.150 M KOH is titrated with 0.125 M HClO4 solution. Calculate the pH after the following volumes of acid have been added.
How does adding a small amount of a Grignard reagent solution to a Grignard reaction help the reaction get started
calculate the escape velocity the minimum initial velocity that will take an object to infinity from the surface of a
The overall Kf for complex ion Ag(NH3_x+ is 1.7 x 10^7. The Ksp for AgI is 1.5 x 10^-16. What is the molar solubilitiy of AgI in a solution that is 2.0 M in NH3?
The energy levels the electron can occupy in the He^+ ion can be calculated using the energy level equation. Calculate the energy in kJ/mol of the electron when it is in the n=5 level. Energy level equation
Consider a reaction in which 1.00 mole of water vapor and 3.00 moles of carbon monoxide are allowed to come to equilibrium at a total pressure of 2.00 atm. How many moles of hydrogen are present at equilibrium? What are the partial pressures of th..
Based on electronegativity differences, what do you think is the identity of the polyatomic anion. NaAlH4
What is the pH of a buffer prepared by adding 0.506 mol of the weak acid HA to 0.507 mol of NaA in 2.00L of solution? The dissociation constant Ka of Ha is 5.66 x 10^-7.
.1500g of an unknown sample was passed through a column of amberlite-ir-200 resin and titrated with .2050m naoh. if
Calculate the number of moles of sodium bicarbonate orginally present in the unknown mixture, knowing that 20.0ml of 0.100M HCL were used in the step 2 of titration, using methyl orange as an indicator.
consider the reactioncacn2 3 h2o caco3 2 nh3 .how much caco3 is produced if 47.5 moles nh3 are produced?1. 0.950 g2.
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