5. Consider a solution that contains ammonia and the Ni2+ ion: a. Use your reasoning from the questions above to explain why the addition of 3M NH, (aq) to Ni2*(aq)will precipitate the nickel out of solution. Write the corresponding reaction b. If you continue adding ammonia to the above solution the precipitate will disappear. Use a chemical reaction to explain why the precipitate disappears

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A:

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Q: A 6.42% (w/w) Fe(NO3); (241.81 g/mol) solution has a density of 1.059 g/mL. Calculate (a) the molar…

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A: Given,

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Q: of qualitative tests on a sample of Ba(NO3)2 and recorded the following data.   a resulting…

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A: Given : Reaction of magnesium with hydrochloric acid  Mg(s)+2HCl(aq)→MgCl2(aq)+H2(g) To find :…

Q: 12. A volume of 23.45 mL of NaOH was used to titrate a sample of KHP (KHC8H4O4) with a mass equal to…

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Q: نقطتان )2( the Gravimetric analysis can ----:consider as The quantitative methods that are based on…

A: Gravimetric analysis:

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A: The dissociation of phosphoric acid undergoes according to the reaction given below.

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A: This is an example of redox reaction, and let us see how we can approach the question-

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A:

Q: a) What aqueous solution will precipitate Pb2+ (aq) ions but not Cu+(aq) or Mg2+(aq)? What aqueous…

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A:

Q: Part 1: Name the type of chemical reaction that occurs when calcium hydroxide (Ca(OH)2) reacts with…

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A:

Q: Three moles of sodium carbonate are mixed with two moles of lead nitrate in aqueous solution,…

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Q: In the laboratory you are given the task of separating Ca* and Ag* ions in aqueous solution. For…

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Q: In the laboratory, hydrogen gas of good purity can most easily be obtained by the reaction of a…

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