Explain what anion was present in the original solution

Assignment Help Chemistry
Reference no: EM13683086

A student added calcium ion, Ca +2 to an aqueous solution as well as observed formation of a precipitate. Addition of HNO 3 had no effect on the precipitate. Explain what anion was present in the original solution?

Reference no: EM13683086

Questions Cloud

Compute the concentration of zn2+ in a solution : Compute the concentration of Zn2+ in a solution prepared by mixing equal volumes of 5.0x103 M Zn(NO3)2 and 0.10 M NaCN. Ignore the hydrolysis of CN(aq).
Explain how would this error effect the time required : While performing an activation energy experiment you accidently added 4.0 ml of water instead of 1.0ml. Explain how would this error effect the time required for the color to change? (Increase, Decrease, Un-effacted).
Explain the confirmatory reactions that identify nitrate : The confirmatory reactions that identify nitrate with nitrite both produce brown NO 2 gas. Explain what criterion will you use to find out which anion produced the gas
Illustrate how the amino group is activating : Utilizing resonance structures illustrate how the amino group is activating. Consider an attack by the electrophile E+ at the para position.
Explain what anion was present in the original solution : A student added calcium ion, Ca +2 to an aqueous solution as well as observed formation of a precipitate. Addition of HNO 3 had no effect on the precipitate. Explain what anion was present in the original solution
Depict a stepwise detailed mechanism for the reaction : Depict a stepwise detailed mechanism for the subsequent reaction. Utilize curved arrows to show the movement of electrons. CH3CH2CH2CH2NH2 + 3CH3I ---K2C02---> CH3CH2CH2CH2N+(CH3)3 + 3I-
Explain what is this new temperature : A 8.50 L sample of gas is cooled from 65 C to temperature at which its volume is 7.10L. Explain what is this new temperature. Presume no change in pressure of the gas
Explain what is the molarity of a naoh solution : Explain what is the molarity of a NAOH solution that needs 103.2 ml to reach an endpoint of 100.0 ml of 1.000 M HCL
Compute the concentration of triiodide in the solution : A triiodide solution was being examined by coulometry. The instrument measured 33.7 coulombs from the quantitative reduction of triiodide to iodide ion for a 10mL solution. Compute the concentration of triiodide in the solution.

Reviews

Write a Review

Chemistry Questions & Answers

  Explain propane must be burned to heat water

How many grams of propane must be burned to heat 180g of water from -15 degrees Celcius

  Explain blue color is proportional to the amount of protein

In a common protein analysis, a dye binds to the protein and the color of the dye changes from brown to blue. The intensity of the blue color is proportional to the amount of protein present.

  Explain percent transmittance vs concentration

When you made your graphs of Percent Transmittance vs. Concentration and Absorbance vs. Concentration, you include data points for 100%T at 0 concentration, and 0 Absorbance at 0 concentration. Why are these valid data points

  Explain what volume of chlorine gas at 27 degrees needed

Explain what volume of chlorine gas at 27 degrees Celsius, 812 mmHg, is needed to react with an excess of CS2(l) so that 5.00 kj of heat is evolved

  Find out the mass of glucose needed to add of water

The vapor pressure of water at 25deg C is 23.8 torr. Determine the mass of glucose (MolarMass=180g/mol) needed to add 500g of water to change the vapor pressure to 23.3 torr.

  Gas cylinder a has a volume of 482l and contains n2g at 835

gas cylinder a has a volume of 48.2l and contains n2g at 8.35 atm at 25 degrees c. gas cylinder b of unknown volume

  Find out percent of calcium carbonate in original mixture

Calcium carbonate and sand mixture with weight of 4 grams is reacted with excees of HCl results in the production of carbon dioxide then find out the percent of calcium carbonate in the original mixture?

  Find out the maximum number of equivalent resonance

Draw out the Lewis structures for H2CO3, HCO3-, and CO32-. Then determine the maximum number of equivalent resonance structures for each species. Note that carbon is the central atom in all three cases

  H2s and h2o have similar structures and their central

h2s and h2o have similar structures and their central atoms belond to the same group. why is h2s a gas at room

  Evaluate the work in kilojoules done during a synthesis

Calculate the work in kilojoules done during a synthesis of ammonia in which the volume contracts from 8.8L to 4.3L at a constant external pressure of 46 atm

  Explain how does temperature affect bod5

How does temperature affect the rate of biodegradation. How does temperature affect BOD5. How does temperature affect the ultimate BOD.

  Wavelengths of light are each quantized to excite electrons

Four wavelengths of light are each quantized to excite electrons of a given atom to a particular higher energy shell. Assign wavelengths of 496nm, 356nm, 701nm, and 591nm

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