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6. Given the following balanced reaction, 4 Fe +30 2 Fe,O3, Calculate the molar mass of...
Question 2 Calculate the molar mass of CHO Question 3 Calculate the mols of NaClin 6...
Question 2 Calculate the molar mass of CHO Question 3 Calculate the mols of NaClin 6 grams of Naci. Question 4 Calculate the mass in grams of 2.29 mol of Fe (SO) Question 5 How many moles of NazHIPOs are present in 616.1 of Nag HPO4 Ote
4. Given the following UNBALANCED equation: Fe + Ss --> FeS What type of reaction is...
4. Given the following UNBALANCED equation: Fe + Ss --> FeS What type of reaction is this? Is it also a redox reaction? If so, which starting mat reduced? a. What mass of iron is needed to react with 4.00 moles of sulfur (Sx)? b. What mass of iron is needed to react with 16,0 grams of sulfur? How many grams of Fes are produced? 5. For the following balanced reaction for the formation of glucose: 6 CO2 +6H20 →...
4. Given the following balanced chemical reaction, find the mass of aluminum chloride formed from 7.75...
4. Given the following balanced chemical reaction, find the mass of aluminum chloride formed from 7.75 g of aluminum using the following steps: 2 Al(s) + 3 CuCl2 (aq) + 3 Cu (s) + 2 AlCl3 (aq) a. Given 7.75 g of aluminum (Al), how many moles of aluminum are there? b. What is the molar ratio of aluminum chloride (AICI3) to aluminum? C. How many moles of aluminum chloride are formed from the number of moles of aluminum found...
5. Given the following balanced chemical reaction, find the mass of silver chloride formed from 8.00...
5. Given the following balanced chemical reaction, find the mass of silver chloride formed from 8.00 g of silver nitrate using the following steps: AgNO3 (aq) + NaCl (aq) → NaNO3 (aq) + AgCl (s) a. Given 8.00 g of silver nitrate (AgNO3), how many moles are there? b. What is the molar ratio of silver chloride (AgCl) to silver nitrate? C. How many moles of silver chloride are formed from the number of moles of silver nitrate found in...
6. Calculate each of the following: a. the number of atoms in 0.5 mol ofc b...
6. Calculate each of the following: a. the number of atoms in 0.5 mol ofc b the number of So, molecules in 1.28 mol of SO c. the moles of Fe in a sample containing 5.22 x10 - atoms of Fe 7. Calculate the molar mass for each of the following use the periodic table for the atomic mass): H2SO4 Fe2O3 Al(SO.) Mg(OH)2 (NH4)2CO3 8. How many moles of Cl2 are there in 25 g of Ciz? 9. How many...
for question 1 the molar mass of unknown is 102g/mol hation by Freezing Point Depression Vernier...
for
question 1 the molar mass of unknown is 102g/mol
hation by Freezing Point Depression Vernier Logger Pro for Windows Section Post-Laboratory Questions (Use the space provided and additional paper if necessary. Record your nemerical answers in the boxes provided.) 1. Obtain the correct molar mass of your unknown from your laboratory instructor. Calculate the percent error in the molar mass that you found. Torg/mol percent error, 2. A student determined the freezing point of pure t-butyl alcohol following the...
Date: Period: Name: You Try... 4. Given the following chemical equation 4P + 50; → 2...
Date: Period: Name: You Try... 4. Given the following chemical equation 4P + 50; → 2 PO (a) How many moles of P,0, are formed from 3.4 moles of O,? SHOW the math below (b) How many moles of P are needed to react with 30,1 moles of O,? SHOW the math below. 5. Aluminum reacts with copper(ll) chloride to make aluminum chloride and copper (a) Write the balanced equation (b) Given 6 moles of Cuch, how many moles of...
complete the following table Name molar mass (g/mol) 2-bromoheptane 2-bromohen cacluate from the formula / structure...
complete the following table
Name molar mass (g/mol) 2-bromoheptane 2-bromohen cacluate from the formula / structure or look up in the table on page 77 density = ? g/ml from PC table 0.22 mL-?g Alkoxide base cacluate from the formula / structure or look up in the table on page 77 heptene isomers cacluate from the formula / structure or look up in the table on page 77 other you calculate you calculate 7.17 target amount target mmoles (1 mmole...
4o UNKNOWN NUMBER Data Trial 2 Trial 1 ২৪.6.209 30.2449 30.3309 30 398 Mass of the crucible and cover &&.4...
4o UNKNOWN NUMBER Data Trial 2 Trial 1 ২৪.6.209 30.2449 30.3309 30 398 Mass of the crucible and cover &&.4369 Mass of crucible, cover and sample 7989 Mass of crucible, cover and salt after first heating Mass of crucible, cover and salt after second heating &.99 Mass of crucible, cover and salt after third heating Calculations CaSOu CesOy Chemical formula of anhydrous salt (given) 21149 1.6989 9-689 Mass of hydrate (sample) Mass of anhydrous salt 04169 Mass of water liberated...
6. Given the reaction below, answer the following questions. (30 pts) CH4(g) + S(g) → CS2...
6. Given the reaction below, answer the following questions. (30 pts) CH4(g) + S(g) → CS2 (g) + H2S(g) A.Balance the equation above. B.Is the sulfur oxidized or reduced in the reaction? C.Given 3.841x1025 molecules of CH4, how many moles is this? Show charges D.Given 25.15 grams of Sulfur gas, how many moles of H2S could be formed? E.How many liters would the moles of H2S gas(from Part D) occupy at 25.0°C and 1.25 atm? F.What would be the volume(L)...
Question 2 Calculate the molar mass of CHO Question 3 Calculate the mols of NaClin 6 grams of Naci. Question 4 Calculate the mass in grams of 2.29 mol of Fe (SO) Question 5 How many moles of NazHIPOs are present in 616.1 of Nag HPO4 Ote
4. Given the following UNBALANCED equation: Fe + Ss --> FeS What type of reaction is this? Is it also a redox reaction? If so, which starting mat reduced? a. What mass of iron is needed to react with 4.00 moles of sulfur (Sx)? b. What mass of iron is needed to react with 16,0 grams of sulfur? How many grams of Fes are produced? 5. For the following balanced reaction for the formation of glucose: 6 CO2 +6H20 →...
4. Given the following balanced chemical reaction, find the mass of aluminum chloride formed from 7.75 g of aluminum using the following steps: 2 Al(s) + 3 CuCl2 (aq) + 3 Cu (s) + 2 AlCl3 (aq) a. Given 7.75 g of aluminum (Al), how many moles of aluminum are there? b. What is the molar ratio of aluminum chloride (AICI3) to aluminum? C. How many moles of aluminum chloride are formed from the number of moles of aluminum found...
5. Given the following balanced chemical reaction, find the mass of silver chloride formed from 8.00 g of silver nitrate using the following steps: AgNO3 (aq) + NaCl (aq) → NaNO3 (aq) + AgCl (s) a. Given 8.00 g of silver nitrate (AgNO3), how many moles are there? b. What is the molar ratio of silver chloride (AgCl) to silver nitrate? C. How many moles of silver chloride are formed from the number of moles of silver nitrate found in...
6. Calculate each of the following: a. the number of atoms in 0.5 mol ofc b the number of So, molecules in 1.28 mol of SO c. the moles of Fe in a sample containing 5.22 x10 - atoms of Fe 7. Calculate the molar mass for each of the following use the periodic table for the atomic mass): H2SO4 Fe2O3 Al(SO.) Mg(OH)2 (NH4)2CO3 8. How many moles of Cl2 are there in 25 g of Ciz? 9. How many...
for
question 1 the molar mass of unknown is 102g/mol
hation by Freezing Point Depression Vernier Logger Pro for Windows Section Post-Laboratory Questions (Use the space provided and additional paper if necessary. Record your nemerical answers in the boxes provided.) 1. Obtain the correct molar mass of your unknown from your laboratory instructor. Calculate the percent error in the molar mass that you found. Torg/mol percent error, 2. A student determined the freezing point of pure t-butyl alcohol following the...
Date: Period: Name: You Try... 4. Given the following chemical equation 4P + 50; → 2 PO (a) How many moles of P,0, are formed from 3.4 moles of O,? SHOW the math below (b) How many moles of P are needed to react with 30,1 moles of O,? SHOW the math below. 5. Aluminum reacts with copper(ll) chloride to make aluminum chloride and copper (a) Write the balanced equation (b) Given 6 moles of Cuch, how many moles of...
complete the following table
Name molar mass (g/mol) 2-bromoheptane 2-bromohen cacluate from the formula / structure or look up in the table on page 77 density = ? g/ml from PC table 0.22 mL-?g Alkoxide base cacluate from the formula / structure or look up in the table on page 77 heptene isomers cacluate from the formula / structure or look up in the table on page 77 other you calculate you calculate 7.17 target amount target mmoles (1 mmole...
4o UNKNOWN NUMBER Data Trial 2 Trial 1 ২৪.6.209 30.2449 30.3309 30 398 Mass of the crucible and cover &&.4369 Mass of crucible, cover and sample 7989 Mass of crucible, cover and salt after first heating Mass of crucible, cover and salt after second heating &.99 Mass of crucible, cover and salt after third heating Calculations CaSOu CesOy Chemical formula of anhydrous salt (given) 21149 1.6989 9-689 Mass of hydrate (sample) Mass of anhydrous salt 04169 Mass of water liberated...
6. Given the reaction below, answer the following questions. (30 pts) CH4(g) + S(g) → CS2 (g) + H2S(g) A.Balance the equation above. B.Is the sulfur oxidized or reduced in the reaction? C.Given 3.841x1025 molecules of CH4, how many moles is this? Show charges D.Given 25.15 grams of Sulfur gas, how many moles of H2S could be formed? E.How many liters would the moles of H2S gas(from Part D) occupy at 25.0°C and 1.25 atm? F.What would be the volume(L)...
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