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Ag' and Hg b. 4. Choose reagent(s) that will physically-separate each of the following pairs in...
EMISTRY 1112 3. Outline a flow scheme for the analysis of a sample that contains only a. Ag and Pb2+ b. Ag and Hg22...
EMISTRY 1112 3. Outline a flow scheme for the analysis of a sample that contains only a. Ag and Pb2+ b. Ag and Hg22 Choose reagent(s) that will physically separate each of the following pairs i net ionic equations for the reactions that occur. Reminder: all of the eg handouts are balanced net ionic equations. Indicate the colors of all preci to which step they represent if possible (example: 6M HCl, step A-1). a. Hg2+, Hg? b. AgCl, PbCI,
POST LAB QUESTIONS Answer the following questions in your lab notebook: 1. Give the chemical formula...
POST LAB QUESTIONS Answer the following questions in your lab notebook: 1. Give the chemical formula for a single chemical reagent that would : (a) separate Ag from Cut b) separate AgCl from PbCl2 - separate Cu2+ from Mat (d) separate Fet from Zn2+ (e) Dissolve Zn(OH), but not Fe(OH)3 (f) separate Ba2+ from Mn2+ and Zn2+ 2. Write balanced ionic chemical equations for: a. The dissolution of AgCl in excess ammonia b. The precipitation of Pb * to PbCrO4(s)...
I concluded that my unknown was Pb2+. since yellow precipitate formed. can you help me answer...
I concluded that my unknown was Pb2+. since yellow
precipitate formed. can you help me answer the questions for the
Known and unknown report
Qualitative Analysis: Group I Cations 10 ORECTIVES A Leam some chemistry of Group I cations, R Analyze an unknown for Group I cations. THEORY AND DISCUSSION Group I cations are precipitated as insoluble chlorides: Ag, Pb, Hg2 +Cr-AgCl, PbCh, HgCla The colors of the following species will be helpful in the analysis for Group I cations....
How many grams of each of the following substances will dissolve in 100 mL of cold...
How many grams of each of the following substances will dissolve in 100 mL of cold water? Consult a handbook or the Internet and cite your source. Ce(IO_3)_4 RaSO_4 Pb(NO_3)_2 (NH_4)_2SeO_4 Which of these substances is least soluble on a gram-per-100 mL basis? Suppose you have a solution that might contain any or all of the following cations. Cu^2+, Ag^+, Ba^2+, and Mn^2+. The addition of HBr causes a precipitate to form. After the precipitate is filtered off, H_2SO_4 is...
the reaction between Hg Cl(s) and NH (aq) (0.5 marks) Mg2Cl₂ + 2NH₂ cag - Hq...
the reaction between Hg Cl(s) and NH (aq) (0.5 marks) Mg2Cl₂ + 2NH₂ cag - Hq W + Hq CNM₂3016) + NHA Class | PART 2 ANALYSIS OF Fe2+, Fest, Als, and Cr 1. Write the equation for the ionization of NH3(aq) in H.001) and then use the information supplied by this equation to write the net ionic equations for the precipitation reactions. Also, note the colour of the metal hydroxide precipitates. (5 marks) NH(aq + HgO + NH4 +...
Group 1 Flowchart Use the following chemical facts to construct a flow chart for this lab:...
Group 1 Flowchart Use the following chemical facts to construct a flow chart for this lab: 1 Group 1 cations are Ag, Hg, and Pb 2. AgH a and Pbare given to you in lab as their nitrates which are soluble in water (denoted by as) 3 AgHgand Pb are the only common ions that form a precipitate (denoted by with the Cl ion, presented as Hcl They all form white precipitates. 4. These Group 1 precipitates are separated from...
QUESTIONS Which of the following reactions are metathesis reactions? (a) 2KciO3 2KCI+302 (b) Cu(NO3)2+ZnCu+Zn(NO,)2 (e) BaCOs...
QUESTIONS Which of the following reactions are metathesis reactions? (a) 2KciO3 2KCI+302 (b) Cu(NO3)2+ZnCu+Zn(NO,)2 (e) BaCOs + 2 HCBaCl2 +H20+Co2 (d) Na2CO, +Cuso Na,SO,+CuCO 1. 2a. How many grams of each of the following substances will dissolve in 100 mL of cold water? Consult a handbook or the Internet and cite your source. Ce(lO3)4 RaSO4 Pb(NO) (NH)SeO 2b. Which of these substances is least soluble on a gram-per-100 mL basis? 3. Suppose you have a solution that might contain any...
Exam Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the...
Exam Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) 1) One mole of any substance contains Avogadro's number of particles of that substance. What is the numerical value of Avogadro's number? A) 12.01 23 Avagrans t Male aton 6022 x1o atums B) 6.022 x 1023 C) 6.022 x 10-23 D) 1.661 x10-24 E) 1.00 x10-14 2) What is the mass of 4.00 moles of helium, the gas commonly used to fill...
What is the coefficient of H.So, when the following equation is properly balanced with the smallest set of w...
What is the coefficient of H.So, when the following equation is properly balanced with the smallest set of whole numbers? __Cas(PO4h + H2SO4 - Caso + HPO. A) 3 B) 8 C) 10 D) 11 2) What is the coefficient of H20 when the following equation is properly balanced with smallest set of whole numbers? ALC + H2O - AM(OH), + CHE A) 3 B) 4 C) 6 D) 12 E) 24 3) of the reactions below, which one is...
EMISTRY 1112 3. Outline a flow scheme for the analysis of a sample that contains only a. Ag and Pb2+ b. Ag and Hg22 Choose reagent(s) that will physically separate each of the following pairs i net ionic equations for the reactions that occur. Reminder: all of the eg handouts are balanced net ionic equations. Indicate the colors of all preci to which step they represent if possible (example: 6M HCl, step A-1). a. Hg2+, Hg? b. AgCl, PbCI,
POST LAB QUESTIONS Answer the following questions in your lab notebook: 1. Give the chemical formula for a single chemical reagent that would : (a) separate Ag from Cut b) separate AgCl from PbCl2 - separate Cu2+ from Mat (d) separate Fet from Zn2+ (e) Dissolve Zn(OH), but not Fe(OH)3 (f) separate Ba2+ from Mn2+ and Zn2+ 2. Write balanced ionic chemical equations for: a. The dissolution of AgCl in excess ammonia b. The precipitation of Pb * to PbCrO4(s)...
I concluded that my unknown was Pb2+. since yellow
precipitate formed. can you help me answer the questions for the
Known and unknown report
Qualitative Analysis: Group I Cations 10 ORECTIVES A Leam some chemistry of Group I cations, R Analyze an unknown for Group I cations. THEORY AND DISCUSSION Group I cations are precipitated as insoluble chlorides: Ag, Pb, Hg2 +Cr-AgCl, PbCh, HgCla The colors of the following species will be helpful in the analysis for Group I cations....
How many grams of each of the following substances will dissolve in 100 mL of cold water? Consult a handbook or the Internet and cite your source. Ce(IO_3)_4 RaSO_4 Pb(NO_3)_2 (NH_4)_2SeO_4 Which of these substances is least soluble on a gram-per-100 mL basis? Suppose you have a solution that might contain any or all of the following cations. Cu^2+, Ag^+, Ba^2+, and Mn^2+. The addition of HBr causes a precipitate to form. After the precipitate is filtered off, H_2SO_4 is...
the reaction between Hg Cl(s) and NH (aq) (0.5 marks) Mg2Cl₂ + 2NH₂ cag - Hq W + Hq CNM₂3016) + NHA Class | PART 2 ANALYSIS OF Fe2+, Fest, Als, and Cr 1. Write the equation for the ionization of NH3(aq) in H.001) and then use the information supplied by this equation to write the net ionic equations for the precipitation reactions. Also, note the colour of the metal hydroxide precipitates. (5 marks) NH(aq + HgO + NH4 +...
Group 1 Flowchart Use the following chemical facts to construct a flow chart for this lab: 1 Group 1 cations are Ag, Hg, and Pb 2. AgH a and Pbare given to you in lab as their nitrates which are soluble in water (denoted by as) 3 AgHgand Pb are the only common ions that form a precipitate (denoted by with the Cl ion, presented as Hcl They all form white precipitates. 4. These Group 1 precipitates are separated from...
QUESTIONS Which of the following reactions are metathesis reactions? (a) 2KciO3 2KCI+302 (b) Cu(NO3)2+ZnCu+Zn(NO,)2 (e) BaCOs + 2 HCBaCl2 +H20+Co2 (d) Na2CO, +Cuso Na,SO,+CuCO 1. 2a. How many grams of each of the following substances will dissolve in 100 mL of cold water? Consult a handbook or the Internet and cite your source. Ce(lO3)4 RaSO4 Pb(NO) (NH)SeO 2b. Which of these substances is least soluble on a gram-per-100 mL basis? 3. Suppose you have a solution that might contain any...
Exam Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) 1) One mole of any substance contains Avogadro's number of particles of that substance. What is the numerical value of Avogadro's number? A) 12.01 23 Avagrans t Male aton 6022 x1o atums B) 6.022 x 1023 C) 6.022 x 10-23 D) 1.661 x10-24 E) 1.00 x10-14 2) What is the mass of 4.00 moles of helium, the gas commonly used to fill...
What is the coefficient of H.So, when the following equation is properly balanced with the smallest set of whole numbers? __Cas(PO4h + H2SO4 - Caso + HPO. A) 3 B) 8 C) 10 D) 11 2) What is the coefficient of H20 when the following equation is properly balanced with smallest set of whole numbers? ALC + H2O - AM(OH), + CHE A) 3 B) 4 C) 6 D) 12 E) 24 3) of the reactions below, which one is...
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