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1) Give the scientific reasoning why one should balance the chemical equation? 2) how do you check if a given chemi...
QUESTION 1 Balance the equation: Al203 02 Al QUESTION 2 Balance the equation Hа0 CO2 O2...
QUESTION 1 Balance the equation: Al203 02 Al QUESTION 2 Balance the equation Hа0 CO2 O2 -> C2H6 QUESTION 3 Balance the equation: Caso4 Al(OH)3 Caа(ОН)2 Al2(S04)3 + QUESTION 4 Which chemical equation is properly balanced? 2 SO2 O2 2 H30 -2 H2SO4 so2+O2+ H20> H2$O4 So2+O2+4 H202 H2SO4 4 SO O24 H20-4 H2SO4 answers
Chem Concepts Pre.Lab.pdf (page 2 of 2) ﹀ Q Search 7. Balance the following chemical equation....
Chem Concepts Pre.Lab.pdf (page 2 of 2) ﹀ Q Search 7. Balance the following chemical equation. What is the coefficient in front of H,0? (2 pts) Mg(OH)2 (aq) + H2SO4 (aq) → MgSO4 (aq) + H2O (の 8. Balance the following chemical equation. What is the coefficient in front of H20? (2 pts) C2H6 (g) + O2 (g) → CO2 (g) + H2O () 9. Use the following balanced chemical equation to answer the question. CH4 + 4Cl2 → CC1,...
Consider " 2 S2O32-". Which of the following statements is FALSE?
Consider " 2 S2O32-". Which of the following statements is FALSE? There are 3 O atoms contained in each unit. There are 4 S atoms contained in two units. Each unit of S2032 has a ratio of 1 S: 1.5 O Two units of S2032 have an overall charge of -4. 10 atoms are all connected together.The chemical equation H2 (3)+ O2 (3)>H2O (3) is not balanced. This equation CANNOT be balanced by adding a subscript of 2 behind the oxygen in H20. In other...
uestion 3 of 15 Balance the given chemical equations. Use the Iowest whole-number coefficients. equation 1:...
uestion 3 of 15 Balance the given chemical equations. Use the Iowest whole-number coefficients. equation 1: N2+ O2 NO equation 2: TiCl + H20 TiO2 +HC equation 3: CH + 02 CO2+ H2O equation 4: C2H, + 02 CO2+ H20 equation 5: Fe,O3 + C Fe +CO2 equation 6: Al(NOs)3+ H2SO,Al,(So),+HNO equation 7: C,H,0+02CO2 + H2O
Part A Determine the balanced chemical equation for this reaction. C8H18(g)+O2(g)?CO2(g)+H2O(g) Enter the coefficients for each...
Part A Determine the balanced chemical equation for this reaction. C8H18(g)+O2(g)?CO2(g)+H2O(g) Enter the coefficients for each compound in order, separated by commas. For example, 1,2,3,4 would indicate one mole of C8H18, two moles of O2, three moles of CO2, and four moles of H2O. 2,25,16,18 SubmitHintsMy AnswersGive UpReview Part Correct It is important to balance a chemical equation before using it for calculations. Checking that equations are balanced will help you avoid many errors in chemistry problems. Balanced chemical equation...
15) 15) The chemical equation below is not balanced. Balance the ce which statement concerning the...
15) 15) The chemical equation below is not balanced. Balance the ce which statement concerning the balanced equation is TROR ced. Balance the equation, then determine KCIO3(s) - KCI() + O2(g) A) The balanced equation will have three atoms of oxygen on each B) The balanced equation will have an equal number of moles of reactants and products. The balanced equation will contain a substance whose coefficient is 1. D) The balanced equation will have one atom of potassium on...
answer all questions ral Chemistry Concept 5 pts Question 1 Balance the chemical equation shown below,...
answer all questions
ral Chemistry Concept 5 pts Question 1 Balance the chemical equation shown below, Indicate the stoichiometric coefficients for the reaction. Do not leave answer spaces blank if the coefficient is one (1). AIBrg(aq)+ HBr(aq)- Al(s)+ H2(g) The balanced equation will then be used in the following two questions. 5 pts Question 2 Using the balanced chemical equation from the previous question, how many moles of H2(g) will be formed from 6.24 moles of HBr. Your answer will...
confused on the rest of these problems Determining the Balanced Chemical Reaction Equation Which set of...
confused on the rest of these problems
Determining the Balanced Chemical Reaction Equation Which set of data do you trust more? Circle: Run Run 2 Average Based on your data, how many moles of NaOH react with I mole of succinic acid? (Rounded to nearest integer value.) The following is the reaction in word form: sodium hydroxide + succinic acid - water + sodium succinate Use your experimental ratio rounded to integer values of NaOH to Succinic acid to insert...
1) One hundred (100) ml of a 1.00 M solution of HCl is diluted with water...
1) One hundred (100) ml of a 1.00 M solution of HCl is diluted with water to prepare a 0.200 M solution. What is the volume of the resulting 0.200 M solution? Or asked another way, to what volume must the original solution be diluted? (3 points) 2) Lithium hydroxide, LiOH, is used in spacecraft to absorb the carbon dioxide exhaled by astronauts. Given 1.3 kg of LiOH, how many kg of CO2 can be absorbed? (10 Pts. The reaction...
CHEM 110 Online Lab Instructions for Exp. 7 Types of Chemical Reactions 1. Read sections 8.1...
CHEM 110 Online Lab Instructions for Exp. 7 Types of Chemical Reactions 1. Read sections 8.1 to 8.3 of your lecture textbook for additional information. 2. Watch the following videos Experiment Numbers 1-7. After watching the video, record your observations in the column labeled "Observations". Experiment Number Observations 1. magnesium burning https://www.youtube.com/watchrepDGHnWaVIY 2. zinc and hydrochloric acid https://www.youtube.com/watch?vaft82C6Qg30 3. decomposition of hydrogen peroxide https://www.youtube.com/watch?v=7 X8c2bOBBO 4. iron and copper il sulfate https://www.youtube.com/watch?v4lh24GX320 5. lead Il nitrate and sulfuric acid https://www.youtube.com/watch?v=8W65711f8o...
QUESTION 1 Balance the equation: Al203 02 Al QUESTION 2 Balance the equation Hа0 CO2 O2 -> C2H6 QUESTION 3 Balance the equation: Caso4 Al(OH)3 Caа(ОН)2 Al2(S04)3 + QUESTION 4 Which chemical equation is properly balanced? 2 SO2 O2 2 H30 -2 H2SO4 so2+O2+ H20> H2$O4 So2+O2+4 H202 H2SO4 4 SO O24 H20-4 H2SO4 answers
Chem Concepts Pre.Lab.pdf (page 2 of 2) ﹀ Q Search 7. Balance the following chemical equation. What is the coefficient in front of H,0? (2 pts) Mg(OH)2 (aq) + H2SO4 (aq) → MgSO4 (aq) + H2O (の 8. Balance the following chemical equation. What is the coefficient in front of H20? (2 pts) C2H6 (g) + O2 (g) → CO2 (g) + H2O () 9. Use the following balanced chemical equation to answer the question. CH4 + 4Cl2 → CC1,...
Consider " 2 S2O32-". Which of the following statements is FALSE? There are 3 O atoms contained in each unit. There are 4 S atoms contained in two units. Each unit of S2032 has a ratio of 1 S: 1.5 O Two units of S2032 have an overall charge of -4. 10 atoms are all connected together.The chemical equation H2 (3)+ O2 (3)>H2O (3) is not balanced. This equation CANNOT be balanced by adding a subscript of 2 behind the oxygen in H20. In other...
uestion 3 of 15 Balance the given chemical equations. Use the Iowest whole-number coefficients. equation 1: N2+ O2 NO equation 2: TiCl + H20 TiO2 +HC equation 3: CH + 02 CO2+ H2O equation 4: C2H, + 02 CO2+ H20 equation 5: Fe,O3 + C Fe +CO2 equation 6: Al(NOs)3+ H2SO,Al,(So),+HNO equation 7: C,H,0+02CO2 + H2O
15) 15) The chemical equation below is not balanced. Balance the ce which statement concerning the balanced equation is TROR ced. Balance the equation, then determine KCIO3(s) - KCI() + O2(g) A) The balanced equation will have three atoms of oxygen on each B) The balanced equation will have an equal number of moles of reactants and products. The balanced equation will contain a substance whose coefficient is 1. D) The balanced equation will have one atom of potassium on...
answer all questions
ral Chemistry Concept 5 pts Question 1 Balance the chemical equation shown below, Indicate the stoichiometric coefficients for the reaction. Do not leave answer spaces blank if the coefficient is one (1). AIBrg(aq)+ HBr(aq)- Al(s)+ H2(g) The balanced equation will then be used in the following two questions. 5 pts Question 2 Using the balanced chemical equation from the previous question, how many moles of H2(g) will be formed from 6.24 moles of HBr. Your answer will...
confused on the rest of these problems
Determining the Balanced Chemical Reaction Equation Which set of data do you trust more? Circle: Run Run 2 Average Based on your data, how many moles of NaOH react with I mole of succinic acid? (Rounded to nearest integer value.) The following is the reaction in word form: sodium hydroxide + succinic acid - water + sodium succinate Use your experimental ratio rounded to integer values of NaOH to Succinic acid to insert...
1) One hundred (100) ml of a 1.00 M solution of HCl is diluted with water to prepare a 0.200 M solution. What is the volume of the resulting 0.200 M solution? Or asked another way, to what volume must the original solution be diluted? (3 points) 2) Lithium hydroxide, LiOH, is used in spacecraft to absorb the carbon dioxide exhaled by astronauts. Given 1.3 kg of LiOH, how many kg of CO2 can be absorbed? (10 Pts. The reaction...
CHEM 110 Online Lab Instructions for Exp. 7 Types of Chemical Reactions 1. Read sections 8.1 to 8.3 of your lecture textbook for additional information. 2. Watch the following videos Experiment Numbers 1-7. After watching the video, record your observations in the column labeled "Observations". Experiment Number Observations 1. magnesium burning https://www.youtube.com/watchrepDGHnWaVIY 2. zinc and hydrochloric acid https://www.youtube.com/watch?vaft82C6Qg30 3. decomposition of hydrogen peroxide https://www.youtube.com/watch?v=7 X8c2bOBBO 4. iron and copper il sulfate https://www.youtube.com/watch?v4lh24GX320 5. lead Il nitrate and sulfuric acid https://www.youtube.com/watch?v=8W65711f8o...
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