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Explain how many mL of 0.95522 M hydrochloric acid are required to titrate 2.152 g of sodium carbonate to the equivalence point?
Calculate the ph when 47.0 mL of 0.309 M of a certain monoprotic weak acid, HA, is mixted with 47.0 mL of 0.309 M of sodium hydroxide solution
The molar mass of corn oil is 890g/mole. How many moles and how many grams of sodium hydroxide are required to react with the 15mL (13.7g) of corn oil? Show your calculations.
Vein material consisting of quartz (G=4.48 g/cc) and Barite (g=4.48 g/cc) has a density of 3.60 g/cc. What is the wt % of barite in the vein. What is the wt % of Ba
In a titration, a 0.7529 gram sample of a mixture of solid C6H5COOH and solid NaCl is dissolved in water and titrated with 0.150 M NaOH. The equivalence point is reached when 24.78 mL of the base solution is added.
a calorimeter contains 29.0 grams of waterh2o at 11.5 degree celsius temperature . when 1.90 grams of a substance with
A chemist burns 160g of aluminum oxygen to produce aluminum oxide. She produces 260g of aluminum oxide. Write a balanced equation and calculate the theoretical and percent yield
Solid cobalt(II) hydroxide dissociates in water according to the following expression. Co(OH)2(s) Co2+(aq) + 2 OH-(aq) If 1.00 L of saturated Co(OH)2 solution is neutralized by 15.20 mL of 0.00150 M HCl
you take 20.0 g of a sucrrose c12h22o11 and nacl mixture and dissolve it in 1.0 l of water. the freezing point of this
The standard change in Gibbs free energy is deltaG= -32.8kJ/mol. What is deltaG for this reaction at 298K when the partial pressures are PNO= .200atm, PO2= .100atm, and PNO3= .850atm
If potassium ion is in solution, the ion could be reduced to potassium metal. In acidic solution, which would be more thermodynamically favorable: the reduction of K+ or the reduction of H+
Suppose that an excess of propane, C3H8 burns in 320 g of O2. How many moles of H2O will be formed
which gas sample contains the largest number of mole?
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