How many grams of barium hydroxide were added

Assignment Help Chemistry
Reference no: EM13712846

Question- The vapor pressure of pure water at 96 degrees C is normally 657.6 mmHg, but decreased to 622.8 mmHg upon addition of an unknown amount of barium hydroxide, Ba(OH)2, to 247.5 g of water at this temp. How many grams of barium hydroxide were added? Assume complete dissociation of solute.

Explain the each step. Explain the process and each step.

Reference no: EM13712846

Questions Cloud

Explain what is the partial pressure of cl2 : Question- 5.00 grams each of F2 and Cl2 are in a container with a total pressure of 2.00atm at 298K. What is the partial pressure of Cl2?
Find the z-score for eachof the following x values. x= 5 : 1. For a population with m = 50 and a standard deviation of s = 10,
What percentage of the atoms of carbon in the biosphere : In a living organism, the decay of C-14 produces 15.3 disintegrations per minute per gram of carbon. The half-life of C-14 is 5730 years. A bone sample with 2.8 g of carbon has 25.0 disintegrations per minute. How old is the bone sample in years? ..
Define with no change in the temperature or moles of gas : A sample of ideal gas at room temperature occupies a volume of 12.0L at a pressure of 272torr. If the pressure changes to 1360torr, with no change in the temperature or moles of gas, what is the new volume, V2?
How many grams of barium hydroxide were added : The vapor pressure of pure water at 96 degrees C is normally 657.6 mmHg, but decreased to 622.8 mmHg upon addition of an unknown amount of barium hydroxide, Ba(OH)2, to 247.5 g of water at this temp. How many grams of barium hydroxide were added? ..
A local corporation was interested in the purchasing habits : A local corporation was interested in the purchasing habits of Wake County residents.Specifically one of the things they were interested in was the proportions of residents that did a major home improvement project in the last year.
Explain the change in internal energy for the combustion : Question- The change in internal energy for the combustion of 1.0 mol of octane at a pressure of 1.0 atm is 5084.1kJ. If the change in enthalpy is 5074.2kJ, how much work is done during the combustion
Calculate the ph of the solution after the addition of moles : Question- A 1.50L buffer solution is .250 M in HF and .250M in NaF. Calculate the pH of the solution after the addition of .0500 moles of solid NaOH. Assume no volume change upon addition of base. The Ka for HF is 3.5 x 10^-4.
Define the solution is a non-volatile compound : A solution is prepared by dissolving 297.3 g of lactose, C12H22O11, with 225.3 g of H2O at 100 degrees C. By how much lower (in mHg) will be the vapor pressure of water above this solution is compared with pure water? The solution is a non-volatil..

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the minimum chloride ion concentration

Calculate the minimum chloride ion concentration needed to initiate precipitation of PbCl2 from a solution that contains 0.01M Pb^2+ (aq).

  Explain what will be the volume of the gas sample

A gas sample has an original volume of 680 ml when collected at 720 mm and 28°C. What will be the volume of the gas sample if the pressure increases to 820 mm and the temperature increases to 55°C

  Starting from an alcohol and an alkyl halide

Problem- Starting from an alcohol and an alkyl halide, each of 4 or fewer carbons, show how to make t-butyl propyl ether by an sn2 reaction

  An unknown compound degrades when exposed to sun light

An unknown compound degrades when exposed to sun light by first order kinetics. The half-life for this process is exactly 5.12 weeks. What is the rate constant

  In what unit cell does crystallize

Calcium metal has a density of 1.55g/cm3 and crystallizes in a cubic unit cell with an edge length of 558.2pm. a. how many Ca atoms are in one unit cell?

  Explain a salt which has a weak acid as it''s cation

Identify (invent??) a salt which has a weak acid as it's cation and a weak base as its anion so that the salt would yield an acidic solution in water.

  Find out the atomic mass of x

When 1.25 g of an element X is reacted with excess with bromine, a compound of empirical formula XBR5 forms with a mass 6.62 g a) Find out the atomic mass of X

  Compute the molar absorptivity of species y

A 0.062 M aqueous sample of species y was analyzed by atomic absorption spectroscopy at 525 nm and in a 1.00-cm cell and yielded a %T value of 70.19 % . Calculate the molar absorptivity of species y.

  Explain the wavefunction will become ionized

The wavefunction will become ionized d. The parity of the wavefunction will go to zero e. the sign might change f. the particles become fermions g. The wavefunction will invert around a center of inversion h. nothing may happen

  Find out the fractional composition

A solution of 0.08M ni-EDTA was buffered to pH 10 with .1M ethylenediamine. determine the fractional composition of uncomplexed metal ion.

  Calculate the molecular weight of h2a

25.00 ml aliquots of thiis solution was titrated with monoprotic strong base NaOH (0.0800 M). The titre volume of NaOH was 40.00ml. Calculate the molecular weight of H2A.

  Define the 1h nmr spectrum of camphor is complex

Problem- The 1H NMR spectrum of camphor is complex, so we won't use that for characterization. Instead, consider the structures of starting material (Isoborneol) and product (camphor) and describe how 13C NMR analysis could determine whether your ..

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