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The equation given below refers to the reaction of ammoniumchloride and barium hydroxide octahydrate. 2NH4Cl(s)+Ba(OH)2 X 8H20(s)-->2NH3(g)+BaCl2(aq)+10H20(l) In a particular experiment, 150.0 g of ammonium chloride werereacted with 290.0 g of barium hydroxide octahydrate, producing157.2 g of water. a) Find the limiting reagent in this solution. b) Calculate the theoretical yield of water. c) Calculate the percent yield of water
If the titrant has a molarity of 0.2000 M and there are 50.00 mL of analyte present, what is the molarity of the analyte?
If .40 mol of H2 and .15 mol of O2 were to react as completely as possible to produce H2O what mass of reactant remains?
A flask contains 0.330 mol of liquid bromine, Br2. Determine the number of bromine molecules present in the flask.
Calculate the pH of a solution resulting from mixing together the following: a) 37ml of HCL 0.1M+33ml of NaOH 0.03M b) 55ml of HNO3 0,7M+88ml of KOH 0.8M c) 170 ml of H2SO4 0,44M_29ml of NaOH 1.2M d)76 liters of HBr 0.01M+2 liters of Mg(OH)2 2.1M.
a cylinder measuring 5.7 cm wide and 6.8 cm high is filled with gas. The piston is pushed down with a steady force measured to be 11 N.
A 15.6 mL sample of vinegar, containing acetic acid, HC2H3O2, was titrated using 0.6216 M NaOH solution. The titration required 19.80 mL of the base. Assuming the density of the vinegar to be 1.0 g/mL, what was the percent (by mass) of acetic acid..
How many grams of Cu metal (63.55 g/mol) will be plated out of a Cu(NO3)2 solution by passing a current of 3.00 amperes for 11 minutes?
At a certain temperature, the equilibrium constant for the reaction 2HI(g)39. At a certain temperature, the equilibrium constant for the reaction 2HI(g) H2(g) + I2(g) is 0.49.
What is the approximate pH of a solution prepared by adding 20 mL of 0.10 M NaOH to 200 mL of 0.10 M HCl?
Calculate the pH of a buffer solution obtained by mixing 400.0 mL of 0.200 M acetic acid solution and 100.0 mL of a 0.300 M sodium hydroxide solution.(The pKa of Acitic Acid, CH3OOH is 4.74)
A sample mixture of CH4 and C2H6 weighing 0.732 g burned to give 2.064 g CO2. What is the mass of CH4 in the mixture.
Determine the volume of the methane at STP if bacterial culture isolated from sewage produced 35.5 mL of methane, CH 4 , at the temperature of 31 degree Celsius and at pressure of 753 mmHg.
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