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Question 14 2 pts Consider the following chemical equation: 2PbO2 2P60 + O2 If the reaction...
Question 4 1 pts Which of the following mole ratios CANNOT be derived from the reaction 2 502 (g) + O2 (g) + 2 H2...
Question 4 1 pts Which of the following mole ratios CANNOT be derived from the reaction 2 502 (g) + O2 (g) + 2 H20 (1) --> 2 H2SO4 (aq) ? 02 mol SO2 2 mol H2SO4 2 mol H2SO4 2 mol O2 0 1 mol O2 2 mol H20 O 2 mol O2 1 mol O2 2 mol H20 2 mol SO2 Question 1 1 pts What do the coefficients in a balanced equation tell us? Mark ALL that...
Question 16 7 pts 16. Consider the following chemical reaction: C4H8(g) + 602(g) - -> -->...
Question 16 7 pts 16. Consider the following chemical reaction: C4H8(g) + 602(g) - -> --> 4CO2(g) + 4H2O(g) 3.50 g C4H8 (g) is mixed with 0.250 moles of of oxygen gas, Calculate the grams of carbon dioxide. molar masses: C4H8 = 56.10 g/mole, and CO2-44.01 g/mole 11.08 0.3213 5.128 7.348 Question 19 5 pts 19. A sample of has the pressure of 2.21 atm. at 22°C. Calculate the new pressure at the temperature of 105°C. 2.83 atm. 1.53 atm....
please write out 4 In the following chemical reaction. Balance the molecular equation by adding coefficient....
please write out
4 In the following chemical reaction. Balance the molecular equation by adding coefficient. Write the net ionic equation by adding phases. Do not write ionic Eq (4 pts) Molecular Eq.: Al(OH), (aq) + HNO, (aq) + - Al(NO) (aq) + HO (1) Net ionic Eq. 5 Determine the oxidation number of the element in the following ions or compounds (1 pt each) a) CIO; CI - b) SO, S = c) PbO Pb- 6 Determine if the...
Iron reacts with oxygen to form iron(III) oxide according to the chemical equation below. What is...
Iron reacts with oxygen to form iron(III) oxide according to the chemical equation below. What is the theoretical yield of product when 5.00 grams of Fe react with excess O2? [Molar masses: Fe, 55.85 g/mol; O, 16.00g/mol] 5 pts 4Fe(s) + 3O2(g) → 2Fe2O3(s)
Question 3 1 pts Given the balanced chemical equation, 2 H2O(l) - 2H2 (8) + O2(8)...
Question 3 1 pts Given the balanced chemical equation, 2 H2O(l) - 2H2 (8) + O2(8) AHpx - +572 kJ Determine the heat associated with the reaction (Grxn, in kJ) when 4.85 grams of H2(g) is produced. O-475 kJ +688 kJ +1.20 kJ O-688 kJ +475 kJ
Groning Reagent Prelated write the balanced chemical equation for the reaction and complete the table below....
Groning Reagent Prelated write the balanced chemical equation for the reaction and complete the table below. Be sure use the correct number of significant fuures. Remember that leading reres are not considered si Prela Reaction Cuch •2H₂0 2 AgNO3. Cu Cuore | 2ACL Name: Initial moles Section 10.00645 0.02064 Change moles X -00 645 - 2x 606A5 1.02064 26 x 100 6 45 mol xz,0129 End moles Kamol End moles numerical 1. What 51 1. What does x equal? 2...
14. For the following problem, use the following chemical equation: C8H18 (1) + O2(g) CO2(g) +...
14. For the following problem, use the following chemical equation: C8H18 (1) + O2(g) CO2(g) + H2O(g) a. Balance the chemical equation. b. How many moles of oxygen are needed to fully react 837.4 grams of C8H18?
15. Determine the net ionic equation for the following chemical reaction: NaOH(aq) + HCl(aq) ----------> NaCl(aq)...
15. Determine the net ionic equation for the following chemical reaction: NaOH(aq) + HCl(aq) ----------> NaCl(aq) + H20 hint: NaOH(aq) is strong base HCl(aq) is a strong acid OH-(aq) + H+ (aq) ----> H2O(1) 20H-(aq) + 2C1-(aq) -----> H2O(l) + C12(8) NaOH(aq) + CIO-(aq) -----> C12(g) + O2(g) + H2(g) + Na(s) H+(aq) + NaOH(aq)- H2O(1)+ Na(s) 13. A compound contains 20.24% Al and 79.76% Cl. Calculate the empirical formula. molar masses: Al = 26.98 g/mole and Cl = 35.45...
part of one question perform ice stable on 2 all information needed is given, please read...
part of one question perform ice stable on 2
all
information needed is given, please read the question carefully on
#1 it's all connected
Green Limiting Reagent IN ne Write the balanced chemical equation for the reaction and complete the table below. Be sure use the correct number of significant figures. Remember that leading zeros are not considered nificant Reaction = Initial moles Change moles End moles End moles numerical + What does x equal? Calculate the molar masses for...
Consider the unbalanced equation for the following reaction: O2(g) + C6H5COOH(aq) → CO2(g) + H2O(l) If...
Consider the unbalanced equation for the following reaction: O2(g) + C6H5COOH(aq) → CO2(g) + H2O(l) If 54.0 grams of C6H5COOH(aq) reacts with an excess of O2(g) and 103. grams of CO2(g) is formed, determine the percent yield of CO2(g). (the answer is 76.0%, I want to know the process)
Question 4 1 pts Which of the following mole ratios CANNOT be derived from the reaction 2 502 (g) + O2 (g) + 2 H20 (1) --> 2 H2SO4 (aq) ? 02 mol SO2 2 mol H2SO4 2 mol H2SO4 2 mol O2 0 1 mol O2 2 mol H20 O 2 mol O2 1 mol O2 2 mol H20 2 mol SO2 Question 1 1 pts What do the coefficients in a balanced equation tell us? Mark ALL that...
Question 16 7 pts 16. Consider the following chemical reaction: C4H8(g) + 602(g) - -> --> 4CO2(g) + 4H2O(g) 3.50 g C4H8 (g) is mixed with 0.250 moles of of oxygen gas, Calculate the grams of carbon dioxide. molar masses: C4H8 = 56.10 g/mole, and CO2-44.01 g/mole 11.08 0.3213 5.128 7.348 Question 19 5 pts 19. A sample of has the pressure of 2.21 atm. at 22°C. Calculate the new pressure at the temperature of 105°C. 2.83 atm. 1.53 atm....
please write out
4 In the following chemical reaction. Balance the molecular equation by adding coefficient. Write the net ionic equation by adding phases. Do not write ionic Eq (4 pts) Molecular Eq.: Al(OH), (aq) + HNO, (aq) + - Al(NO) (aq) + HO (1) Net ionic Eq. 5 Determine the oxidation number of the element in the following ions or compounds (1 pt each) a) CIO; CI - b) SO, S = c) PbO Pb- 6 Determine if the...
Question 3 1 pts Given the balanced chemical equation, 2 H2O(l) - 2H2 (8) + O2(8) AHpx - +572 kJ Determine the heat associated with the reaction (Grxn, in kJ) when 4.85 grams of H2(g) is produced. O-475 kJ +688 kJ +1.20 kJ O-688 kJ +475 kJ
Groning Reagent Prelated write the balanced chemical equation for the reaction and complete the table below. Be sure use the correct number of significant fuures. Remember that leading reres are not considered si Prela Reaction Cuch •2H₂0 2 AgNO3. Cu Cuore | 2ACL Name: Initial moles Section 10.00645 0.02064 Change moles X -00 645 - 2x 606A5 1.02064 26 x 100 6 45 mol xz,0129 End moles Kamol End moles numerical 1. What 51 1. What does x equal? 2...
14. For the following problem, use the following chemical equation: C8H18 (1) + O2(g) CO2(g) + H2O(g) a. Balance the chemical equation. b. How many moles of oxygen are needed to fully react 837.4 grams of C8H18?
15. Determine the net ionic equation for the following chemical reaction: NaOH(aq) + HCl(aq) ----------> NaCl(aq) + H20 hint: NaOH(aq) is strong base HCl(aq) is a strong acid OH-(aq) + H+ (aq) ----> H2O(1) 20H-(aq) + 2C1-(aq) -----> H2O(l) + C12(8) NaOH(aq) + CIO-(aq) -----> C12(g) + O2(g) + H2(g) + Na(s) H+(aq) + NaOH(aq)- H2O(1)+ Na(s) 13. A compound contains 20.24% Al and 79.76% Cl. Calculate the empirical formula. molar masses: Al = 26.98 g/mole and Cl = 35.45...
part of one question perform ice stable on 2
all
information needed is given, please read the question carefully on
#1 it's all connected
Green Limiting Reagent IN ne Write the balanced chemical equation for the reaction and complete the table below. Be sure use the correct number of significant figures. Remember that leading zeros are not considered nificant Reaction = Initial moles Change moles End moles End moles numerical + What does x equal? Calculate the molar masses for...
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