Explain changes would affect the amount of the substance

Assignment Help Chemistry
Reference no: EM13254383

A mixture of NaCl, SiO2, and CaCO3 is separated following the procedure given in this experiment. Indicate how each of the following procedural changes would affect the amount of the specified substance recovered. Briefly explain.

The recovery of CaCO3 was attempted by adding 1M KNO3 solution instead of 1M K2CO3 solution to the filtrate, containing aqueous CaCl2

Reference no: EM13254383

Questions Cloud

Explain what is the partial pressure of co : How do i figure out a mixture of 0.156 moles of C is reacted with 0.117 moles of O2 in a sealed,10.0L vessel at 500 K, producing a mixture of CO AND CO2. the total pressure is 0.640 atm. What is the partial pressure of CO
What are the five propositions of the davis model : What are the five propositions of the Davis model of corporate social responsibility? Which proposition would be the most valuable to you as a manager in guiding your social responsibility focus in an organization?
Calculate the pressure the plates exert on the air in plates : A capacitor is made with very large plates separated a distance d. The potential between the plates is V=1000 volts and d = 1mm. a) Calculate the pressure the plates exert on the air between the plates.
What special legal considerations impact : Select and describe a company whose primary means of business transacting is conducted online. What special legal considerations impact such a company when compared to one that does business locally only?
Explain changes would affect the amount of the substance : A mixture of NaCl, SiO2, and CaCO3 is separated following the procedure given in this experiment. Indicate how each of the following procedural changes would affect the amount of the specified substance recovered.
What is the instantaneous angular velocity of the disk : Starting from rest, a disk rotates about its central axis with constant angular acceleration. In 5.0 s, it rotates 45 rad. What is the instantaneous angular velocity of the disk at the end of the 5.0 s
Calculate the total energy stored in the space : A point charge is placed at the origin of the spherical system of coordinates. a) Calculate the total energy stored in the space between R=a and R=b (b>a); b) What is the energy stored between R=b and R=5b
Electric power costs : Electric power costs $0.0691/ kilowatt-hour. At this rate, what is the cost to operate a machine for 2000 hours at 75 psig discharge pressure? What would be the cost if specific motor parts of the machine were to be 100% efficient,
Calculate the field intensity at center of the loop : A wire is bent in the form of a half loop of radius a = 10 mm and charged with a line charge density XL = 10-9 C/m. Calculate the field intensity at center of the loop.

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the lowest vapor pressure at room temperature

which one of the liquids would you expect to have the lowest vapor pressure at room temperature?

  What is the volume % of so2 in air sample

An environmental engineer analyzes a sample of air contaminated with sulfur dioxide. To a 500. mL sample of air at 700. torr and 38°C, she adds 20.00 mL of 0.01017 M aqueous iodine, which reacts as follows:

  Determine the rate constant for the reaction

Determine the rate constant for the reaction at the temperature of 75 degree celsius?

  Define aluminum sulfate and sodium phosphate

aluminum sulfate and sodium phosphate Express your answer as a chemical equation. Identify all of the phases in your answer.

  State the equilibrium concentration of cocl42

Co(H2O)62+(aq)+4Cl?(aq), which interconverts the blue CoCl42? ion and the pink Co(H2O)62+ ion. Will the equilibrium concentration of CoCl42? increase or decrease when the following changes occur?

  Define how is the equilibrium affected

If more NH4HS is added to a flask in which this equilibrium exists, how is the equilibrium affected? What is some additional NH3 is placed in the flask? What will happen to the pressure of NH3 if some H2S is removed from the flask?

  Determine the decrease in the boiling temperature

As per the Haber Process(N2(g)+ 3 H2(g)= 2 NH3(g) ) ,what mass of nitrogen should you see in the reaction If you must produce 700g of ammonia? Percent yield of this reaction = 70%

  State what is the ph of a solution formed by combining

what is the pH of a solution formed by combining 200.0 mL of 0.16 M HCL with 300.0 mL of 0.091 M NaOH at 25 degrees celcius

  Define what is the molar mass of a nonelectrolyte compound

What is the molar mass of a nonelectrolyte compound if 3.42 grams of the compound dissolved in 41.8 grams benzene begins to freeze

  Explain the heart of the structure of vitamin

What substance (element on the periodic table) resides at the heart of the structure of vitamin B12? 2 points

  Presuming that all ionic species are completely dissociated

solution of potassium sulfate. Assuming that all ionic species are completely dissociated, what is the osmotic pressure of the mixture in torr?

  What is the concentration of reactant after one half-life

A certain second-order reaction has a rate constant of 1.10×10-3 at 27 C and an initial half-life of 226 . What is the concentration of the reactant after one half-life?

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