Explain the percentage purity of the original sample

Assignment Help Chemistry
Reference no: EM13517228

Suppose that 1.252 g of impure barium hydroxide is dissolved in enough water to pro- duce 213.4 mL of solution and that 64.3 mL of this solution is titrated to the stoichiometric point with 29.5 mL of 0.0318 M HCl(aq). What is the percentage purity of the original sample?

Reference no: EM13517228

Questions Cloud

Determine dhrxn and dhsrxn for reaction : data below show equilibrium constant for this reaction meassured at several different temperature. use data to find dHrxn and dHSrxn for reaction
Find the power delivered to the customer : An electric utility company supplies a customer's house from the main power lines (120 V) with two copper wires, For this load current, find the power delivered to the customer
Explain what is the minimum amount of ethanol : When an alcohol burner is used for heating, the reaction shown below occurs. If this burner is used to heat 355 mL of water from 25.0ºC to just boiling, what is the minimum amount (in grams) of ethanol (C2H5OH) that needs to be in the burner
What are the diameters of the the two spheres : A spherical capacitor with a 1.60 gap between the spheres has a capacitance of 80.0. What are the diameters of the the two spheres
Explain the percentage purity of the original sample : Suppose that 1.252 g of impure barium hydroxide is dissolved in enough water to pro- duce 213.4 mL of solution and that 64.3 mL of this solution is titrated to the stoichiometric point with 29.5 mL of 0.0318 M HCl(aq). What is the percentage purit..
Calculate the frequency of the fundamental on this string : A string 2.0 long with a mass of 2.6 is stretched between two fixed points with a tension of 85. Find the frequency of the fundamental on this string
Explain how much heat was added to the sample : A 22.9-g sample of liquid hexane (specific heat = 2.27 J g-1 oC-1), initially at 11.7oC, is heated until its final temperature is 35.7oC. How much heat was added to the sample
Explain what is the solubility of m(oh)2 : What is the solubility of M(OH)2 (Ksp = 3.2e-13) in a solution buffered at pH = 9.84 solubility = M
What is the speed of the mass upon reaching its lowest point : a pendulum of length L = 48.8 cm and mass m=169g is released from rest when the cord makes an angle of 65.4 with the vertical

Reviews

Write a Review

Chemistry Questions & Answers

  A 20-g mass of argon occupies 150 l at a pressure of 25 kpa

a 20-g mass of argon occupies 15.0 l at a pressure of 25 kpa . find the volume of the argon when the pressure is

  State a balanced chemical reaction for the sodium phosphate

Write a balanced chemical reaction for the double replacement between aqueous aluminum nitrate and sodium phosphate. which product will be the precipitate

  Explain the osmotic pressure of blood at normal body temp

The osmotic pressure of blood at normal body temp of 37 deg C is 7.65 atm. Sometimes it is necessary to add a saline (NaCl) solution by intravenous injection to a patient in the ER.

  State containing nitrate is reacted with sulfanilimide

The nitrite ion (NO2-) is commonly determined by a colormetric procedure using a reaction called the Griess reaction. Im this reaction the sample containing nitrate is reacted with sulfanilimide

  What is the molality of the ethylene glycol

What is the molality of the 45.0 mass % ethylene glycol (C2H6O2) solution in the water

  Calculate the molarity of a solution in a volumetric flask

Calculate the molarity of a solution made by adding 44.4 mL of concentrated ammonia (28% by mass, density 0.880 g/mL) to some water to some water in a volumetric flask

  Estimate the mass of water

Estimate the mass of water that must evaporate from the skin to cool the body by 0.50^circ C. Assume a body mass of 85 kg and assume that the specific heat capacity of the body is 4.0 {rm{J}}/{rm{g}}; cdot ;^circ {rm{C}}.

  Compute the concentration of apo transferring

explain why there is a difference in spectrophotometric response during titration before and after the equivalence point by placing the statements below into the appropriate categories.Now, calculate the concentration of apotransferrin present in ..

  130 grams of ammonium nitrate is combined with 740 grams of

1.30 grams of ammonium nitrate is combined with 74.0 grams of h2o in a coffee-cup calorimeter nbspat an initial

  Evaluate the numerical value of kc

Reaction: 2NO(g)+2H2(g)=>N2(g)+2H2O(g) Calculate the equilibirum concentration of all the gases( in class my instructor said that a method called the ICE table is useful. do you know how to do that?). b) calculate the numerical value of Kc.

  Explain reaction is a catalytic hydrogenation

This reaction is a catalytic hydrogenation that only partially reduces an alkyne. Consider whether the hydrogenation

  What is the partial pressure of no

If Qp = 1.2 1020 and PO2 = 0.318 and PN2 0.812, what is the partial pressure of NO?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd