Homework Answers
1. 5
Reaction: C4H6O + 5O2 → 4CO2 + 3H2O
2. 2
Reaction: SiO2 + 4C → SiC2 + 2CO
3. B
Reaction: 4Al + 3O2 → 2Al2O3
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D Vnut ether (Cute O)undengces canbon cloxide and iwater What is tia coesficient in gront oj...
6 Given tha unbalanud equaton NHANO, Cs). Ng Cq)+ 0 C), how many grams og Ne...
6 Given tha unbalanud equaton NHANO, Cs). Ng Cq)+ 0 C), how many grams og Ne are producad from the decomposithon o 142g o NHH NO GINen the unbalanud equahon, Cr CND)s Caq)t LiOH Caq), HiNo,(aq)+ Cr(OH many grams g Cr(OH), are produad rom 1!Sqg CrLND) The percent yeild for a given reaction is 54%.T the heoretical amount is predicted to be 5. 229. what was the actual yeild gor the reac ton ? a The reachon between iron (...
of O, reacted with ne Na? (b) What mass of Na reacted? (c) What mass of...
of O, reacted with ne Na? (b) What mass of Na reacted? (c) What mass of Na,O formed? When aluminum metal is exposed to oxygen coating of aluminum oxide forms on the surf aluminum. The balanced equation for the reaction of aluminum metal with oxygen gas is 22 Limitin 6.29 4Als) +302(g) 2ALO3(s) Suppose a sheet of pere aluminum gains 0.0900 g of mass when exposed tn air. Assume that this gain can be attributed to its reactio with oxygen....
heat 4 Fe(s) +3 CO,(g) 2 Fe,0,(6)+3 C(s) Calculate the number of grams of Fe, O,...
heat 4 Fe(s) +3 CO,(g) 2 Fe,0,(6)+3 C(s) Calculate the number of grams of Fe, O, needed to react with 20.0 g C mass of Fe,O,: Phosphorus reacts with oxygen to form diphosphorus pentoxide, P,O, 4 P(s) +50,(g)2P,0,(6) How many grams of P,O, are formed when 3.11 g of phosphorus reacts with excess oxygen? Show the unit analysis used for the calculation by placing the correct components into the unit-factor slots. g P,O X 3.11 g PX Answer Bank I...
7. Calculate the enthalpy of change for the following chemical reaction: CS,(0) + 3 O.(g) CO.(g)...
7. Calculate the enthalpy of change for the following chemical reaction: CS,(0) + 3 O.(g) CO.(g) + 2 SO.(g) Use the following information: C(s) +0(g) - CO.(g); AH, 393.5 kJ/mol S(s) + O2(g)--S0(g); ΔΗ, ,--296.8 kJ/mol C(s) kJ/mol 296.8 kJ/molCS); 2 S(s) 87.9
19. Calculate the rate of flow of O, (g) through the walls of a porous tube if H, (g) flows at the rate of 3.95 x 10...
19. Calculate the rate of flow of O, (g) through the walls of a porous tube if H, (g) flows at the rate of 3.95 x 10 mL/sec under identical conditions. 20. Acetylene gas reacts with oxygen gas as follows: 2 C,H, (B)+5 0, (8) 4 CO, (B) +2 H,0 (g) What quantity of CO, (g) is formed when 6.0 L of acetylene gas is completely combusted? 21. How many liters of O,(g) at STP are evolved when 3.25 g...
aluminum Express your answer to two significant figures. View Available Hint(s) I ALO * O a...
aluminum Express your answer to two significant figures. View Available Hint(s) I ALO * O a ? Te = Submit Part D water Express your answer to two significant figures. View Available Hint(s) 0 ADD O2 ? T: - Submit Exercise 7.49 - Enhanced - with Feedback and Hints A Revi MISSED THIS? Read Section 7.3 (Pages 267 - 272); Watch KCV 7.3, IWE 7.2. aluminum Suppose that 25 g of each of the following substances is initially at 29.0°C....
I don't understand this page of the worksheet D) an ether E) none of the above...
I don't understand this page of the worksheet
D) an ether E) none of the above 1. CH3CH2MGCI 2. H30* HỌC H 3 Na2CrOI, H SO, FROM OZONOLYSIS OF ALKER 19. CH (1) O.-78°C (2) (CH), HC FRIRDEL CRAFT ACYLATION CO, HCI AICI, CUCI CH toluene HYDRATION OF ALKYNES 22. H,SO.Hg2 H,0 1. HgSO4 H2SO4 H2O H3C2C=CH- 2. H* 24. What reagents can be used to convert 1-hexyne into 2-hexanone?
What is the correct name for the following compound? d) 5-oxo-3-octenoic acid What is the defining...
What is the correct name for the following compound? d) 5-oxo-3-octenoic acid What is the defining functional group of a carboxylic acid? a) an-H attached to a carbonyl group b) an-H attached to a carbon-carbon triple bond c) an-OH attached to a carbonyl group d) an -OH group attached to a O-C double bond e) an-OH group attached to an aromatic ring To convert a carboxylic acid to an aldehyde a) convert the acid to an acid chloride, then use...
What is the correct order for the atomic orbitals? Select one: O a. - p, d,...
What is the correct order for the atomic orbitals? Select one: O a. - p, d, f,s O b. f, d, p, s Ос. d, f, p, s O d. s, p, d, f CH4(8) + 2 O2(8) AH2 = –607 kJ AH, = -890 kJ CO(g) + 2 H2O1 Enthalpy, AHz = –283 kJ CO2(g) + 2 H2O(1) Suppose the overall reaction were modified to produce 2 H2O(g) rather than 2 H2O(l). Would any of the values of AH...
(A) Cl 1,Mglir / then HO' (11) NIIS (C) Hi (D) Nalilh 121. Which of the following compound with g...
please answer all questions please thank you!!
(A) Cl 1,Mglir / then HO' (11) NIIS (C) Hi (D) Nalilh 121. Which of the following compound with gives a proton NMR spectrum 1.2 (61M, 0,3.6(4,7 (A) ethylethanoate (1B) 2-butanone (C)3-pentanone (D) diethyl ether (2)2-pentanone 3. The product expected in the following reaction is an NH2 HaC (A) amine (B) ammonium (C) amide (D) enamine (3) imine 4. Which of the following reagent(s) can be used to convert 3-methyl pentanoic acid to...
6 Given tha unbalanud equaton NHANO, Cs). Ng Cq)+ 0 C), how many grams og Ne are producad from the decomposithon o 142g o NHH NO GINen the unbalanud equahon, Cr CND)s Caq)t LiOH Caq), HiNo,(aq)+ Cr(OH many grams g Cr(OH), are produad rom 1!Sqg CrLND) The percent yeild for a given reaction is 54%.T the heoretical amount is predicted to be 5. 229. what was the actual yeild gor the reac ton ? a The reachon between iron (...
of O, reacted with ne Na? (b) What mass of Na reacted? (c) What mass of Na,O formed? When aluminum metal is exposed to oxygen coating of aluminum oxide forms on the surf aluminum. The balanced equation for the reaction of aluminum metal with oxygen gas is 22 Limitin 6.29 4Als) +302(g) 2ALO3(s) Suppose a sheet of pere aluminum gains 0.0900 g of mass when exposed tn air. Assume that this gain can be attributed to its reactio with oxygen....
heat 4 Fe(s) +3 CO,(g) 2 Fe,0,(6)+3 C(s) Calculate the number of grams of Fe, O, needed to react with 20.0 g C mass of Fe,O,: Phosphorus reacts with oxygen to form diphosphorus pentoxide, P,O, 4 P(s) +50,(g)2P,0,(6) How many grams of P,O, are formed when 3.11 g of phosphorus reacts with excess oxygen? Show the unit analysis used for the calculation by placing the correct components into the unit-factor slots. g P,O X 3.11 g PX Answer Bank I...
7. Calculate the enthalpy of change for the following chemical reaction: CS,(0) + 3 O.(g) CO.(g) + 2 SO.(g) Use the following information: C(s) +0(g) - CO.(g); AH, 393.5 kJ/mol S(s) + O2(g)--S0(g); ΔΗ, ,--296.8 kJ/mol C(s) kJ/mol 296.8 kJ/molCS); 2 S(s) 87.9
19. Calculate the rate of flow of O, (g) through the walls of a porous tube if H, (g) flows at the rate of 3.95 x 10 mL/sec under identical conditions. 20. Acetylene gas reacts with oxygen gas as follows: 2 C,H, (B)+5 0, (8) 4 CO, (B) +2 H,0 (g) What quantity of CO, (g) is formed when 6.0 L of acetylene gas is completely combusted? 21. How many liters of O,(g) at STP are evolved when 3.25 g...
aluminum Express your answer to two significant figures. View Available Hint(s) I ALO * O a ? Te = Submit Part D water Express your answer to two significant figures. View Available Hint(s) 0 ADD O2 ? T: - Submit Exercise 7.49 - Enhanced - with Feedback and Hints A Revi MISSED THIS? Read Section 7.3 (Pages 267 - 272); Watch KCV 7.3, IWE 7.2. aluminum Suppose that 25 g of each of the following substances is initially at 29.0°C....
I don't understand this page of the worksheet
D) an ether E) none of the above 1. CH3CH2MGCI 2. H30* HỌC H 3 Na2CrOI, H SO, FROM OZONOLYSIS OF ALKER 19. CH (1) O.-78°C (2) (CH), HC FRIRDEL CRAFT ACYLATION CO, HCI AICI, CUCI CH toluene HYDRATION OF ALKYNES 22. H,SO.Hg2 H,0 1. HgSO4 H2SO4 H2O H3C2C=CH- 2. H* 24. What reagents can be used to convert 1-hexyne into 2-hexanone?
What is the correct name for the following compound? d) 5-oxo-3-octenoic acid What is the defining functional group of a carboxylic acid? a) an-H attached to a carbonyl group b) an-H attached to a carbon-carbon triple bond c) an-OH attached to a carbonyl group d) an -OH group attached to a O-C double bond e) an-OH group attached to an aromatic ring To convert a carboxylic acid to an aldehyde a) convert the acid to an acid chloride, then use...
What is the correct order for the atomic orbitals? Select one: O a. - p, d, f,s O b. f, d, p, s Ос. d, f, p, s O d. s, p, d, f CH4(8) + 2 O2(8) AH2 = –607 kJ AH, = -890 kJ CO(g) + 2 H2O1 Enthalpy, AHz = –283 kJ CO2(g) + 2 H2O(1) Suppose the overall reaction were modified to produce 2 H2O(g) rather than 2 H2O(l). Would any of the values of AH...
please answer all questions please thank you!!
(A) Cl 1,Mglir / then HO' (11) NIIS (C) Hi (D) Nalilh 121. Which of the following compound with gives a proton NMR spectrum 1.2 (61M, 0,3.6(4,7 (A) ethylethanoate (1B) 2-butanone (C)3-pentanone (D) diethyl ether (2)2-pentanone 3. The product expected in the following reaction is an NH2 HaC (A) amine (B) ammonium (C) amide (D) enamine (3) imine 4. Which of the following reagent(s) can be used to convert 3-methyl pentanoic acid to...
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