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We titrate a 100 mL weak base of 0.100 M using 0.200 M HCl.
Calculate the pH at the following volumes of Va: 0, 10.0, 20.0, 25.0, 40.0, 49.0, 50.0, 51.0 and 60.0 mL. Sketch the titration curve Note the weak base Kb = 2.6 x 10-6
how many liters of oxygen will be produced if 162 grams of aluminum chlorate is decomposed
A hydrocarbon has 93.71 % of C and 6.29% of H and has a molecular weight equal to 128 uma. Determine its molecular formula.
Why was potassium carbonate used in the distillation of 2-methyl-e-hexanol? Use the curved arrow notation to deaw a mechanism to show
How much water mass must be added to .45 moles of glucose to make a 15% by mass solution. The molar mass of glucose is 180 g/mol
How many possibilities are there to assort the billiard balls in a line (include the (white) cue ball)? How many possibilities are there to arrange 6 red and 6 yellow balls in a line?
Calculate the pH and the pOH of an aqueous solution that is 0.035 M in HCl(aq) and 0.095 M in HBr(aq) at 25°C.
You add HBr acid to water to make a solution with a pH of 1.6. Assuming complete dissociation occurs, calculate the pOH and the concentration of the Br- in solution. What is the concentration of HBr in solution?
What is its fate as cooling occurs? To help address the question, calculate the equilibrium constant at 298 K and 1300 K for each reaction: ½ O2(g) + NO(g) NO2(g)
How does New Mexicos landscape mostly vary
Apply the steady state approximation to determine expressions for the rate of production of methane, CH4, and of ethane, C2H6.
a mixture of cs2g and excess o2g is placed in a 10.0l reaction vessel at 100.0 celsius and pressure of 3.oo atm. a
What is the kinetic energy of the emitted electrons when cesium is exposed to UV rays of frequency \rm 1.5\times 10^{15}~Hz
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