Calculations. Provide answers for the following calculations. (a) If you started with 2.75 g of 3-nitrophthalic...
Calculations. Provide answers for the following calculations.
(a) If you started with 2.75 g of 3-nitrophthalic acid and had a 82% yield of 3-nitrophthalhydrazide, how many grams of 3-nitrophthalhydrazide were recovered? Be sure to show your work.
(b) If you have 1.64 g of 3-nitrophthalhydrazide, how many grams of sodium dithionite would you need to perform the synthesis of luminol assuming you need 1.4 equivalents of reducing agent in the reaction. Be sure to show your work.
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Calculations. Provide answers for the following
calculations.
(a) If you started with 2.75 g of 3-nitrophthalic...
(b) Based on the quantity of 3-nitrophthalhydrazide from above (a) how many grams of sodium dithionite would you ne...
(b) Based on the quantity of 3-nitrophthalhydrazide from above (a) how many grams of sodium dithionite would you need to perform the synthesis of luminol assuming you need 1.3 equivalents of reducing agent in the reaction. Be sure to show your work. (5 pts)
(b) Based on the quantity of 3-nitrophthalhydrazide from above (a) how many grams of sodium dithionite would you need to perform the synthesis of luminol assuming you need 1.3 equivalents of reducing agent in the reaction....
Please show work completely, I would actually like to know how to do this for the...
Please show work completely, I would actually like to know how to do this for the future (a) If you started with 1.21 g of 3-nitrophthalic acid and had a 88% yield of 3-nitrophthalhydrazide, how many grams of 3-nitrophthalhydrazide were recovered? Be sure to show your work. (5 pts) (b) Based on the quantity of 3-nitrophthalhydrazide from above (a) how many grams of sodium dithionite would you need to perform the synthesis of luminol assuming you need 1.3 equivalents of...
my starting reaction weight for 3-nitrophthalic acid is 6.65 g 2. (12 pts/1 pt per box)...
my starting reaction weight for 3-nitrophthalic acid is 6.65
g
2. (12 pts/1 pt per box) Determine the mmol as well as the mass or volume of each reagent that would be required if the reaction was performed starting with a mass of 3-nitrophtalic acid equal to your UIN number divided by 108 (ex. 678459876/108 = 6.78 g of 3-nitrophtalic acid (98% purity)). Using your mass of 3-nitrophthalic acid and the new equivalent values, determine what quantities of reactants and...
How many grams of ethanol, CH3CH2OH, would you dissolve in water to make 2.75 L of...
How many grams of ethanol, CH3CH2OH, would you dissolve in water to make 2.75 L of vodka (which is an aqueous solution that is 6.86 M ethanol)? Using the density of ethanol (0.789 g/mL), calculate the volumes of ethanol and water you need to make 2.75 L of vodka. Please show all work. Thank you!
Use the chemical equations below to answer the questions on stoichiometry. These calculations give theoretical yields,...
Use the chemical equations below to answer the questions on stoichiometry. These calculations give theoretical yields, or determine the amount of reactant needed to make a given amount of product. Don't forget to balance each equation, and show your work. For liquids, you may need to find density H-C C-H(g) O2 (g) H2O () 1. 4 CO2 (g) + + a. Given 0.72 moles of oxygen gas, how many moles of water can form? b. Starting with 55.2 grams of...
may you please provide details on how you recieved the answer thank you. 3 pages. Chem...
may
you please provide details on how you recieved the answer thank
you.
3 pages.
Chem 143 - Lab Pre-lab Exercise Show the details of each calculation to get full credit 1. Magnesium oxide, a white powdery substance can often be made by heating magnesium metal in presence of oxygen. a. Write the balanced chemical equation for this reaction (including the state symbols such as (s) () or (aq)] b. When 10.1 g magnesium is allowed to react with 10.5g...
1. How many grams (g) of formic acid (HCHO2) would you need to make a 555...
1. How many grams (g) of formic acid (HCHO2) would you need to make a 555 mL solution with a pH of 2.25? 2. Determine the pH of a 1.50 M sodium Cyanide (KCN) solution? -- be sure to show the 5% check! 3. At what pH will a 0.00201 M FeCl2 solution begin precipitating Fe(OH)2? Please show all the steps i am very confused!!
1. Consider the reaction: MnO2 (s) + 4 HCl (g)MnCl2 (s) + Cl2 (g) + 2 H20 (g) If 10.00 g of MnO2 ...
1. Consider the reaction: MnO2 (s) + 4 HCl (g)MnCl2 (s) + Cl2 (g) + 2 H20 (g) If 10.00 g of MnO2 and 10.00 g of HCl are reacted, how many grams of MnCl2 can be produced? Show all calculations 2. Consider the following unbalanced equation: NH4NOs(aq) + Na PO4(aq)(NH4)3PO4(aq NaNOs(aq) Assuming you start with 50.0 g of NHNOs and 50.0 g of NasPO4, which is the limiting reagent? What is the theoretical yield (g) of ammonium phosphate? a....
ould you help me with all three, please 8) If the solubility limit of sodium acetate (Molar mass-82 g/mol) at room temp is 76 grams per 100 grams of water, would a solution where 355 grams of sod...
ould you help me with all three, please 8) If the solubility limit of sodium acetate (Molar mass-82 g/mol) at room temp is 76 grams per 100 grams of water, would a solution where 355 grams of sodium acetate is dissolved in 465 mi of water be considered supersaturated7 Show all your work, and asume 1 mi water-1gram 9) if the s Am isotope emits an alpha particle, what would be the atomic namber of the 243 resulting daughter atom?...
REPORT SUMMARY (2pts) How many grams of copper (II) nitrate would be produced from 0.80 g...
REPORT SUMMARY (2pts) How many grams of copper (II) nitrate would be produced from 0.80 g of copper metal reacting with excess nitric acid? (5pts) Conversion 2 When copper (II) nitrate reacts with sodium hydroxide, blue-green copper (II) hydroxide and sodium nitrate (in solution) are produced. How many grams of copper (11) hydroxide, Cu(OH)2 can be prepared from 2.4 grams of copper (II) nitrate (Cu(NO3)2) and excess sodium hydroxide? (2pts) Write the balanced chemical equation Normal : BIILU X1 X1...
(b) Based on the quantity of 3-nitrophthalhydrazide from above (a) how many grams of sodium dithionite would you need to perform the synthesis of luminol assuming you need 1.3 equivalents of reducing agent in the reaction. Be sure to show your work. (5 pts)
(b) Based on the quantity of 3-nitrophthalhydrazide from above (a) how many grams of sodium dithionite would you need to perform the synthesis of luminol assuming you need 1.3 equivalents of reducing agent in the reaction....
my starting reaction weight for 3-nitrophthalic acid is 6.65
g
2. (12 pts/1 pt per box) Determine the mmol as well as the mass or volume of each reagent that would be required if the reaction was performed starting with a mass of 3-nitrophtalic acid equal to your UIN number divided by 108 (ex. 678459876/108 = 6.78 g of 3-nitrophtalic acid (98% purity)). Using your mass of 3-nitrophthalic acid and the new equivalent values, determine what quantities of reactants and...
Use the chemical equations below to answer the questions on stoichiometry. These calculations give theoretical yields, or determine the amount of reactant needed to make a given amount of product. Don't forget to balance each equation, and show your work. For liquids, you may need to find density H-C C-H(g) O2 (g) H2O () 1. 4 CO2 (g) + + a. Given 0.72 moles of oxygen gas, how many moles of water can form? b. Starting with 55.2 grams of...
may
you please provide details on how you recieved the answer thank
you.
3 pages.
Chem 143 - Lab Pre-lab Exercise Show the details of each calculation to get full credit 1. Magnesium oxide, a white powdery substance can often be made by heating magnesium metal in presence of oxygen. a. Write the balanced chemical equation for this reaction (including the state symbols such as (s) () or (aq)] b. When 10.1 g magnesium is allowed to react with 10.5g...
1. Consider the reaction: MnO2 (s) + 4 HCl (g)MnCl2 (s) + Cl2 (g) + 2 H20 (g) If 10.00 g of MnO2 and 10.00 g of HCl are reacted, how many grams of MnCl2 can be produced? Show all calculations 2. Consider the following unbalanced equation: NH4NOs(aq) + Na PO4(aq)(NH4)3PO4(aq NaNOs(aq) Assuming you start with 50.0 g of NHNOs and 50.0 g of NasPO4, which is the limiting reagent? What is the theoretical yield (g) of ammonium phosphate? a....
ould you help me with all three, please 8) If the solubility limit of sodium acetate (Molar mass-82 g/mol) at room temp is 76 grams per 100 grams of water, would a solution where 355 grams of sodium acetate is dissolved in 465 mi of water be considered supersaturated7 Show all your work, and asume 1 mi water-1gram 9) if the s Am isotope emits an alpha particle, what would be the atomic namber of the 243 resulting daughter atom?...
REPORT SUMMARY (2pts) How many grams of copper (II) nitrate would be produced from 0.80 g of copper metal reacting with excess nitric acid? (5pts) Conversion 2 When copper (II) nitrate reacts with sodium hydroxide, blue-green copper (II) hydroxide and sodium nitrate (in solution) are produced. How many grams of copper (11) hydroxide, Cu(OH)2 can be prepared from 2.4 grams of copper (II) nitrate (Cu(NO3)2) and excess sodium hydroxide? (2pts) Write the balanced chemical equation Normal : BIILU X1 X1...
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