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5) Suppose you used the Procedure in this experiment to decompose 1.047 g of an ionic...
CuSO4• 5H20 -------> Custy + D u 2) What is the color for anhydrous salt of copper (II) sulfate (CuSO4)? What is...
CuSO4• 5H20 -------> Custy + D u 2) What is the color for anhydrous salt of copper (II) sulfate (CuSO4)? What is the color for ionic hydrate compound of copper (II) sulfate pentahydrate (CuSO4.5H2O)? 3) How would you test a colorless crystalline compound to determine whether it is a hydrate or not? 4) How many grams of CuSO4.5H20 are needed to prepare 50.0 mL of a 1.00 M CuSO4 solution? 5) Suppose you used the Procedure in this experiment to...
1) When CuSO SHO is heated, it decomposes to anhydrous CuSO4 and water. Complete and balance...
1) When CuSO SHO is heated, it decomposes to anhydrous CuSO4 and water. Complete and balance the following reaction, CuSO4+ 5HO 2) What is the color for anhydrous salt of copper (II) sulfate (CuSO.)? What is the color for ionic hydrate compound of copper (II) sulfate pentahydrate (CuSO. SH:O)? 3) How would you test a colorless crystalline compound to determine whether it is a hydrate or not? 4) How many grams of CuSO4 5H20 are needed to prepare 50,0 mL...
Question 5 Status: Not yet answered | Points possible: 1.00 Suppose that you decompose 24.45 g...
Question 5 Status: Not yet answered | Points possible: 1.00 Suppose that you decompose 24.45 g of Ni2O3, which has a molar mass of 165.39 g/mol, into nickel and oxygen. 2 Ni203 (s) + 4 Ni (s) + 3 02 (g) After completing the decomposition, you have 9.14 g of solid Ni, which has a molar mass of 58.963 g/mol. What is the percent yield of your decomposition? Answer:
60 ANALO47% Determining che Formula ofan Ionic Hydrate Gravímerically 3. Upon being heated, calcium oxalate monohydrate,...
60 ANALO47% Determining che Formula ofan Ionic Hydrate Gravímerically 3. Upon being heated, calcium oxalate monohydrate, CaC,o, H20, undergoes a series of temperature- Eq. 6) (Eq. 7) (Eq. 8) A student paid little attention to the size of his burner flame while heating a 0.979-g sample of related changes, as shown in Equations 6-8. CaC20, H20(s) 10-120 CaC,Os(s)+ H2018) 40- CaCos(s)+CO(g) caco,(s) HRC CaO') +001g) CaC20, H2O. The final mass of the cooled solid was 0.670 g. (a) Was the...
Are these answers correct? If they are incorrext please help me with the correct solution. thank...
Are these answers correct? If they are incorrext please help
me with the correct solution. thank you!
POS UUUJDOO ABORATORY ASSIGNMEN 1. Calculate the theoretical percentage of water for the following hydrates. (a) nickel(II) chloride dihydrate, NiCl2.2H20 INI x 58.69 = 58.64 2 CL X 35.45 - 70.90 2 H20 x 18.02 - 36.04 765. 63 2x 18.02 x 100-21.75% Had 20% 21.75% H2O (b) nickel(II) chloride hexahydrate, NiClz. 6H20 1 Ni X 59.69 58.64 2 x 35.45 = 35.45...
1. Suppose that you decompose 20.07 g of Ni2O3NiX2OX3, which has a molar mass of 165.39...
1. Suppose that you decompose 20.07 g of Ni2O3NiX2OX3, which has a molar mass of 165.39 g/mol, into nickel and oxygen. 2Ni2O3(s)⟶4Ni(s)+3O2(g)2NiX2OX3(s)⟶4Ni(s)+3OX2(g) After completing the decomposition, you have 9.56 g of solid NiNi, which has a molar mass of 58.963 g/mol. What is the percent yield of your decomposition? 2. Suppose you are measuring the mass of a solid sample on a balance using a weigh boat. You record the data in a table. Mass of weigh boat 2.147 g...
Metal Sulfate Hydrate lab (12 points) 4) An unknown metal sulfate hydrate (MSO XHO) sample with...
Metal Sulfate Hydrate lab (12 points) 4) An unknown metal sulfate hydrate (MSO XHO) sample with the recorded mass below is dissolved in water, and the sulfate ions from the sample precipitated with Ba2+ ions as BaSO4. A pre-massed filter paper is then used to collect the solid BaSO4. Experimental data was recorded below following same procedure in MSH lab. 0.6939 96.06 g/mol Molar mass of SO42- PARTA Mass of unknown metal sulfate hydrate (MSH) Mass of unknown sample sulfate...
5. Suppose that a 0.2045g Unknown sample is analyzed using the procedure for this lab experiment....
5. Suppose that a 0.2045g Unknown sample is analyzed using the procedure for this lab experiment. If the initial crucible weight is 3.0531g and the final crucible weight is 3.5016g. what is the%Cl by mass of the Unknown sample? Show all work. PRELAB: Experiment 5: Gravimetric Analysis is the most common method for isolating and analyte for gravimetric analysis 2. Nucleations sites are important to insure the formation of large This is achieved more efficiently by mixing slowly and keeping...
QUESTION 3 Following the titration procedure used in this experiment, 0.0966 g of the green oxalate...
QUESTION 3 Following the titration procedure used in this experiment, 0.0966 g of the green oxalate containing compound was titrated to the end point using 26.433 mL of 0.0100 M KMnO4 solution. Based on this result, what was the percent oxalate present in the sample? Report your answer to three significant figures
4. A student was given a sample of MgSO4.7H20 and asked to determine the % water...
4. A student was given a sample of MgSO4.7H20 and asked to determine the % water of hydration by a procedure similar to the one which you used. The following data were obtained. Using this data complete the table showing the calculations for the % water in the hydrate. Mass of crucible and hydrate (before heating) 28.45 g 25.40 g Mass of beaker Mass of hydrate Mass of beaker and anhydrous salt (after heating) 27.16 g Mass of water lost...
CuSO4• 5H20 -------> Custy + D u 2) What is the color for anhydrous salt of copper (II) sulfate (CuSO4)? What is the color for ionic hydrate compound of copper (II) sulfate pentahydrate (CuSO4.5H2O)? 3) How would you test a colorless crystalline compound to determine whether it is a hydrate or not? 4) How many grams of CuSO4.5H20 are needed to prepare 50.0 mL of a 1.00 M CuSO4 solution? 5) Suppose you used the Procedure in this experiment to...
1) When CuSO SHO is heated, it decomposes to anhydrous CuSO4 and water. Complete and balance the following reaction, CuSO4+ 5HO 2) What is the color for anhydrous salt of copper (II) sulfate (CuSO.)? What is the color for ionic hydrate compound of copper (II) sulfate pentahydrate (CuSO. SH:O)? 3) How would you test a colorless crystalline compound to determine whether it is a hydrate or not? 4) How many grams of CuSO4 5H20 are needed to prepare 50,0 mL...
Question 5 Status: Not yet answered | Points possible: 1.00 Suppose that you decompose 24.45 g of Ni2O3, which has a molar mass of 165.39 g/mol, into nickel and oxygen. 2 Ni203 (s) + 4 Ni (s) + 3 02 (g) After completing the decomposition, you have 9.14 g of solid Ni, which has a molar mass of 58.963 g/mol. What is the percent yield of your decomposition? Answer:
60 ANALO47% Determining che Formula ofan Ionic Hydrate Gravímerically 3. Upon being heated, calcium oxalate monohydrate, CaC,o, H20, undergoes a series of temperature- Eq. 6) (Eq. 7) (Eq. 8) A student paid little attention to the size of his burner flame while heating a 0.979-g sample of related changes, as shown in Equations 6-8. CaC20, H20(s) 10-120 CaC,Os(s)+ H2018) 40- CaCos(s)+CO(g) caco,(s) HRC CaO') +001g) CaC20, H2O. The final mass of the cooled solid was 0.670 g. (a) Was the...
Are these answers correct? If they are incorrext please help
me with the correct solution. thank you!
POS UUUJDOO ABORATORY ASSIGNMEN 1. Calculate the theoretical percentage of water for the following hydrates. (a) nickel(II) chloride dihydrate, NiCl2.2H20 INI x 58.69 = 58.64 2 CL X 35.45 - 70.90 2 H20 x 18.02 - 36.04 765. 63 2x 18.02 x 100-21.75% Had 20% 21.75% H2O (b) nickel(II) chloride hexahydrate, NiClz. 6H20 1 Ni X 59.69 58.64 2 x 35.45 = 35.45...
Metal Sulfate Hydrate lab (12 points) 4) An unknown metal sulfate hydrate (MSO XHO) sample with the recorded mass below is dissolved in water, and the sulfate ions from the sample precipitated with Ba2+ ions as BaSO4. A pre-massed filter paper is then used to collect the solid BaSO4. Experimental data was recorded below following same procedure in MSH lab. 0.6939 96.06 g/mol Molar mass of SO42- PARTA Mass of unknown metal sulfate hydrate (MSH) Mass of unknown sample sulfate...
5. Suppose that a 0.2045g Unknown sample is analyzed using the procedure for this lab experiment. If the initial crucible weight is 3.0531g and the final crucible weight is 3.5016g. what is the%Cl by mass of the Unknown sample? Show all work. PRELAB: Experiment 5: Gravimetric Analysis is the most common method for isolating and analyte for gravimetric analysis 2. Nucleations sites are important to insure the formation of large This is achieved more efficiently by mixing slowly and keeping...
QUESTION 3 Following the titration procedure used in this experiment, 0.0966 g of the green oxalate containing compound was titrated to the end point using 26.433 mL of 0.0100 M KMnO4 solution. Based on this result, what was the percent oxalate present in the sample? Report your answer to three significant figures
4. A student was given a sample of MgSO4.7H20 and asked to determine the % water of hydration by a procedure similar to the one which you used. The following data were obtained. Using this data complete the table showing the calculations for the % water in the hydrate. Mass of crucible and hydrate (before heating) 28.45 g 25.40 g Mass of beaker Mass of hydrate Mass of beaker and anhydrous salt (after heating) 27.16 g Mass of water lost...
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