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Calculate the pH of a 0.40 M H2SO3, solution that has the stepwise dissociation constants Ka1 = 1.5 × 10-2 and Ka2 = 6.3 × 10-8.
he most probable mechanism of reactivity for solvolysis of benzyl chloride is a) Sn1 b) Sn2 c) E1 d) E2. The most probable mechansim of reactvity for solvolysis of 2-chloro-norborane
A solution is made by mixing 12.0g of NaOH and 70.0mL of 0.200m HNO3. Calculate the concentration of OH- ion remaining in the solution.
Write a balanced nuclear equation for the alpha decay of each of the following radioactive isotopes.
When making an alcoholic beverage, such as beer and wine, Brix is a measurement used to assess the amount of sugar present in the fermentation matrix or grape juice.
in a sodium borohydride reduction experiment explain any color changes observed when sodium borohydride was added.
If a 220 mg piece of gold (density =19.32 {rm g}/{rm cm}^{3}) is hammered into a sheet measuring 2.5times1.0 {rm ft}, what is the average thickness of the sheet in meters?
what is the concetration of acetic acid and sodium acetate.
The blue color of dextran blue solution is due to the well-known, blue complex formed between starches and iodine. If you only had the absorption spectrum of this solution
An unknown gas effuses through a porous barrier at a rate that is 0.752 times the rate of Ar (g) under the same conditions
Suppose an ice cube weighing 44.7 g at a temperature of -4 degree celcius is placed in 550 grams of water at a temperature of 23 degrees celcius.
must be added to obtain iced tea at 11.5 C? The specific heat of the tea is 4.18 J/(g*C), and delta H for ice is +6.01 KJ/mol.
When N2O5 (g) is heated it dissociates into N2O3 (g) and O2(g) according to the following reaction: N2O5(g) N2O3(g) + O2(g) Kc= 7.75 at a given temperature. The N2O3(g) dissociates to give N2O(g) and O2(g) according the following reaction:
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