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Ch 6: Discussion 10 pts In your groups please answer the following questions and discuss the...
PLEASE ANSWER ALL QUESTIONS OR NONE AT ALL How many grams of sodium sulfate will be...
PLEASE ANSWER ALL QUESTIONS OR NONE AT ALL How many grams of sodium sulfate will be formed from a solution that contains 50.00 g of sodium hydroxide in an excess of sulfuric acid? What is the molar mass of Sodium hydroxide? Given 50.00 g of sodium hydroxide, how many moles of sodium hydroxide do you have? What is the molar ratio between sodium sulfate and sodium hydroxide? Using the molar ratio determine the number of moles of sodium sulfate that...
chem lab Name Chemistry 1211L Limiting Reactant Recitation Worksheet Complete the following questions in the space...
chem lab
Name Chemistry 1211L Limiting Reactant Recitation Worksheet Complete the following questions in the space provided. Once you have an answer for each question, discuss it with your lab partner. What is the formula of the ionic compound iron (II) chloride (5 points)? 1. What is the formula of the molecular compound hydrogen sulfide (5 points)? 2. When iron (I) chloride and hydrogen sulfide react in the gas phase, they produce hydrogen chloride and iron (II) sulfide. Write a...
Chemistry 1211L Name Limiting Reactant Recitation Worksheet Complete the following questions in the space provided. Once...
Chemistry 1211L Name Limiting Reactant Recitation Worksheet Complete the following questions in the space provided. Once you have an answer for each question, discuss it with your lab partner. What is the formula of the lonic compound iron (I) chloride (S points)? 1 What is the formula of the molecular compound hydrogen sulfide (5 points)? 2 When iron (l) chloride and hydrogen sulfide react in the gas phase, they produce hydrogen chloride and iron (IlI) sulfide. Write a balanced equation...
4. Consider the following problem and answer each question below to help you answer the overall...
4. Consider the following problem and answer each question below to help you answer the overall questions posed here. This question is based on the reaction that you wrote in Question 3. A chemist allows 85.4 g of iron (II) chloride to react with 49.8 g of hydrogen sulfide. How many grams of hydrochloric acid could be produced? How many moles of iron (II) chloride are present in the sample (10 points)? a. estion S Identity ne b. Based on...
Need help slolving questions 1-6 please! Mass A Moles A Moles B Mass B Molar mass...
Need help slolving questions 1-6 please!
Mass A Moles A Moles B Mass B Molar mass A Molar mass B Ratio from balanced equation 1. How many moles of H2 can be made from complete reaction of 3.0 moles of AI? (5 pts) Given: 2 Al(s) + 6 HCl(aq)-2 AICI, (aq) + 3 H2(aq) 2. How many grams of water are made from the reaction of 4.0 grams of hydrogen gas? (10 pts) Given the reaction: 2H,(8) +0,(8) 2.0(g) 3....
Calculate the gram molar mass of the following chemicals using a periodic chart: -grams/mol a. CaCl-...
Calculate the gram molar mass of the following chemicals using a periodic chart: -grams/mol a. CaCl- b. NazCO) c. Cacos grams/mol grams/mol 1.240 g mixture containing calcium chloride and sodium chloride reacts with excess sodium carbonate as per equation...) to precipitate 0.567 g of calcium carbonate. a. Calculate the moles of calcium carbonate precipitated? b. How many moles of calcium chloride are present in the mixture? c. Convert moles of calcium chloride into grams of calcium chloride. d. Calculate %...
6. Given the reaction below, answer the following questions. (30 pts) CH(9) + S(g) → CS2...
6. Given the reaction below, answer the following questions. (30 pts) CH(9) + S(g) → CS2 (9) + H2S(g) A.Balance the equation above. B.Is the sulfur oxidized or reduced in the reaction? Show charges C.Given 3.841x1025 molecules of CH4, how many moles is this? 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)...
plz answer all questions all questions correctly in pen in the esamination booklet (10 pts cack)...
plz answer all questions
all questions correctly in pen in the esamination booklet (10 pts cack) Hs pressure are present in a sample which occupies 450 ml at 32C, 720 mm 2) W hat is molar the molar mass ofagas with a density of 6.29 g/L at 1 atm, 25°C mixture of 14.2 g He and 36.7 g Ar, is placed in a 100 mL container at 290 a) what is the total pressure of the system? b) what is...
Question 2 6 pts A sample of argon gas at STP occupies 56.2 liters. Determine the...
Question 2 6 pts A sample of argon gas at STP occupies 56.2 liters. Determine the number of moles of argon and the mass in the sample. For the above problem how will you rearrange the ideal gas law to solve for moles of argon? What numbers will you substitute for the value in the formula? L)/(0.0821 Latm/molkx What is the moles of argon? moles How many grams of Ar are there in the sample if Ar has a molar...
eRification of a Compound by Mass Relationships 1. A student attempts to identify an unknown compound...
eRification of a Compound by Mass Relationships 1. A student attempts to identify an unknown compound by the method used in this expeni- ment. She finds that when she heated a sample weighing 0.5015 g the mass went down appreciably, to 0.3432 g. When the product was converted to a chloride, the mass went up, to 0.3726 g. a. Is the sample a carbonate? Give your reasoning. b. What are the two compounds that might be in the unknown? and...
chem lab
Name Chemistry 1211L Limiting Reactant Recitation Worksheet Complete the following questions in the space provided. Once you have an answer for each question, discuss it with your lab partner. What is the formula of the ionic compound iron (II) chloride (5 points)? 1. What is the formula of the molecular compound hydrogen sulfide (5 points)? 2. When iron (I) chloride and hydrogen sulfide react in the gas phase, they produce hydrogen chloride and iron (II) sulfide. Write a...
Chemistry 1211L Name Limiting Reactant Recitation Worksheet Complete the following questions in the space provided. Once you have an answer for each question, discuss it with your lab partner. What is the formula of the lonic compound iron (I) chloride (S points)? 1 What is the formula of the molecular compound hydrogen sulfide (5 points)? 2 When iron (l) chloride and hydrogen sulfide react in the gas phase, they produce hydrogen chloride and iron (IlI) sulfide. Write a balanced equation...
4. Consider the following problem and answer each question below to help you answer the overall questions posed here. This question is based on the reaction that you wrote in Question 3. A chemist allows 85.4 g of iron (II) chloride to react with 49.8 g of hydrogen sulfide. How many grams of hydrochloric acid could be produced? How many moles of iron (II) chloride are present in the sample (10 points)? a. estion S Identity ne b. Based on...
Need help slolving questions 1-6 please!
Mass A Moles A Moles B Mass B Molar mass A Molar mass B Ratio from balanced equation 1. How many moles of H2 can be made from complete reaction of 3.0 moles of AI? (5 pts) Given: 2 Al(s) + 6 HCl(aq)-2 AICI, (aq) + 3 H2(aq) 2. How many grams of water are made from the reaction of 4.0 grams of hydrogen gas? (10 pts) Given the reaction: 2H,(8) +0,(8) 2.0(g) 3....
Calculate the gram molar mass of the following chemicals using a periodic chart: -grams/mol a. CaCl- b. NazCO) c. Cacos grams/mol grams/mol 1.240 g mixture containing calcium chloride and sodium chloride reacts with excess sodium carbonate as per equation...) to precipitate 0.567 g of calcium carbonate. a. Calculate the moles of calcium carbonate precipitated? b. How many moles of calcium chloride are present in the mixture? c. Convert moles of calcium chloride into grams of calcium chloride. d. Calculate %...
6. Given the reaction below, answer the following questions. (30 pts) CH(9) + S(g) → CS2 (9) + H2S(g) A.Balance the equation above. B.Is the sulfur oxidized or reduced in the reaction? Show charges C.Given 3.841x1025 molecules of CH4, how many moles is this? 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)...
plz answer all questions
all questions correctly in pen in the esamination booklet (10 pts cack) Hs pressure are present in a sample which occupies 450 ml at 32C, 720 mm 2) W hat is molar the molar mass ofagas with a density of 6.29 g/L at 1 atm, 25°C mixture of 14.2 g He and 36.7 g Ar, is placed in a 100 mL container at 290 a) what is the total pressure of the system? b) what is...
Question 2 6 pts A sample of argon gas at STP occupies 56.2 liters. Determine the number of moles of argon and the mass in the sample. For the above problem how will you rearrange the ideal gas law to solve for moles of argon? What numbers will you substitute for the value in the formula? L)/(0.0821 Latm/molkx What is the moles of argon? moles How many grams of Ar are there in the sample if Ar has a molar...
eRification of a Compound by Mass Relationships 1. A student attempts to identify an unknown compound by the method used in this expeni- ment. She finds that when she heated a sample weighing 0.5015 g the mass went down appreciably, to 0.3432 g. When the product was converted to a chloride, the mass went up, to 0.3726 g. a. Is the sample a carbonate? Give your reasoning. b. What are the two compounds that might be in the unknown? and...
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