Explain why is it good to form only one precipitate

Assignment Help Chemistry
Reference no: EM13675130

Describe amphoteric behavior and give an example of it other than the one given in your lab manual.

Explain why is it good to form only one precipitate when analyzing your unknowns?

Explain why is it important to perform the ammonia tests with no other sets of cations in the tray?

Explain whether it is True or False: Confirmatory tests should always be carried out initially on a known sample of cations..

If you add a silver ion solution to a carbonate ion solution a brown precipitate forms. Explain what can this precipitate be? Define possibilities and the way to determine what it actually is.

Reference no: EM13675130

Questions Cloud

Explain what concentration of oh- is needed to begin : You are provided with an aqueous solution containing 0.050 M Mg2+ and 0.050 M Cu2+ ions and are asked to try to separate them. Explain what concentration of OH- is needed to begin precipitation of each cation? Ksp = 1.8 x 10-11 for Mg(OH)2; Ksp = ..
Explain how to use lewis electron-dot symbols to depict : 1. Explain how to use Lewis electron-dot symbols to depict main-group atoms and ions. 2. How to explain the electronic structure of ions using electron configurations and Lewis electron-dot symbols.
Explain why are dilute solutions of an inorganic acid/water : Although acetic acid - water may be utilized as a "solvent pair", why are dilute solutions of an inorganic acid/water (or, inorganic base/water) avoided in recrystallization attempts
Explain what is the molecular weight of acetic acid : Concentrated acetic acid is a Class II combustible liquid. Explain what is the molecular weight of acetic acid that will form two moles of CO2 assuming complete combustion
Explain why is it good to form only one precipitate : Describe amphoteric behavior and give an example of it other than the one given in your lab manual. Explain why is it good to form only one precipitate when analyzing your unknowns
Explain what is the lead(ii) ion concentration in a solution : Explain what is the lead (II) ion concentration in a solution prepared by mixing 381mL of 0.437 M lead (II) nitrate with 433mL of 0.362 M sodium fluoride. The Ksp of lead (II) fluoride is 3.6 × 10-
Explain what the oxidizing agent in the redox reaction : Solid iron reacts with liquid water to produce solid iron (III) oxide and hydrogen gas. Balance the redox reaction. Explain what the oxidizing agent in the redox reaction is as well as what is the total number of electrons transferred in the react..
State the equation in acidic solution and find out solution : Cr2 O72- (aq) + Cu(s)→Cr3+ (aq) + Cu2+ Balance the equation in acidic solution and find out how much of a 0.850 M K2 Cr2 O7 solution is required to completely dissolve 5.25 g of Cu.
A flask of water is connected to a powerful vacuum pump : A flask of water is connected to a powerful vacuum pump. When the pump is turn on, the water begins to boil. After a few minutes, the same water begins to freeze. Eventually, it disappears. Define what happens at each step

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the light emitted by an incandescent light bulb

Create a 5-step procedure you think will work to compare the efficiency of the light emitted by an incandescent light bulb to a fluorescent light bulb.

  Explain when did the mammoth live

While did the mammoth live. Presume that living organisms have a carbon-14 decay rate of 15.3 dis/min*g C as well as that carbon-14 has a half-life of 5730 yr.

  State a hypothetical inner-sphere redox mechanism

Write a hypothetical inner-sphere redox mechanism for the reaction of [Cr(H2O)6]2+ with cis-[Co(NH2CH2CH2NH2)2I2]+ (aq) in acid solution to give (ultimately) cis-[Cr(H2O)4I2]+, Co2+(aq), and [NH3CH2CH2NH3]2+."

  Describe what is the wavelength of the incident radiation

If a molecule having an ionization energy of 11.39 eV produces a photoelectron having a kinetic energy of 6.85656E-19 J, what is the wavelength of the incident radiation

  How to calculate the change in entropy of water

Calculate the change in entropy when 5.0g of water at 75.2 degrees Celsius is converted to ice at -5.5 degrees Celsius. During the process the pressure remains constant at 1.00 atm.

  Explain the initial concentration of a potassium hydroxide

What is the initial concentration (in M) when 15.3 mL of a potassium hydroxide solution was diluted with 15.1 mL of solvent to a final concentration of 0.561 M? Assume the volumes are additive.

  Explain these vectors in terms of the vectors i and j

A 50-lb weight hangs from a string. Find the tensions T1 at 50 degrees and T2 at 30 degrees in the string, and write these vectors in terms of the vectors i and j

  How many grams of ca3(po4)2 should be formed

Na3PO4+CaCl2 ---> Ca3(PO4)2+NaCl if 0.996 g of Na3PO4 are provided, how many grams of Ca3(PO4)2 should be formed?

  Explain a typical mountain top air pressure

At sea level (1.00 atm), .500 moles of F2 gas will occupy 8.51 L of space at what temperature in C? What would the temperature of the system be at 650 mm Hg, a typical mountain top air pressure

  Evaluate the molarity of the hcl solution

How many mmoles of HCl reacted with the Na2CO3? c. Calculate the molarity of the HCl solution.

  State glass bulb containing an unknown amount

Suppose you have a 250 mL glass bulb containing an unknown amount of PCl3 gas. If the bulb contains 1.5 atm of PCl3 at 25C

  Explain compound from its ir and proton nmr spectra

identify the following compound from its IR and proton NMR spectra. C5H6O: IR: 3300 (sharp), 2102, 1634 cm-1 NMR: ? 3.10 (1H, d, J = 1 Hz); ? 3.79 (3H, s); ? 4.52 (1H, doublet of doublets, J = 10 Hz and 1 Hz); ? 6.38 (1H, d, J = 10 Hz)

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