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A 0.1375 M solution of potassium hydroxide is used to titrate 35.00 mL of 0.257 M hydrobromic acid. Assume volumes are additive.
What is the pH of the solution halfway to the equivalence point?
12 grams of hydrogen is combined with 104 grams of oxygen as an explosive reaction that forms water as its sole
One molecular form of elemental sulfur is a ring of eight sulfur is a ring of eight sulfur atoms. As one molecule of this element is burned to make sulfur trioxide, how many oxygen molecules are used?
Oleum or fuming sulfuric acid available commercially in concentrations ranging from 20 to 99.9% sulfur trioxide. Discuss at least three potentially hazardous features associated with concentrated sulfuric acid.
How many mL of .150M bacl2 are needed to react with 35mL of .200M na2so4? How many grams of BaSO4 will be formed?
Equal volumes of 1 x 10-4 M solutions of Cd2+ and CO32- ions are mixed in one flask and equal volumes of 1 x 10-4 M solutions of Ag+ and CrO42- ions are mixed in a second. Which substances precipitate given that the Ksp values of CdCO3 and Ag2CrO4..
estimate the volume of 5 M NaOH must be added to adjust the pH from 4 to 9 solution of 100mL 100mM phosphoric acid
If the vapor above the original solution is condensed and isolated into a separate flask, what would the vapor pressure of chloroform be above this new solution
if 223 g of ethanol are recovered after 1.63 kg of glucose react, what is the percentage yield of the reaction
diamond crystallizes in a cubis cell with a+0.35670 nm and Z=8. Using 3.51 g/cm cubed as the density of diamond calculate te value of avagadro's number.
What would you expect to observe in terms of the angle of rotation if you were to double the concentration of a sample, but kept all other variables constant?
With initial concenration of A and B of 0.04 mol/L, the rate of formation of AB is measured at 0.005 mmol/(Ls). When the initial concentration of A is raised to 0.07 mol/L, with that of B the same as before, the rate of formation of AB increases t..
name the highly volatile liquid may cause grave danger to the environmental health amp safety and fire safety
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