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CHE 151-01 Exam 2 Chapter 4-6 Fall 2109 Question 9 (18 Points; 3 Points Each) 1....
d. CH 206 to (complete combustion) e. C6H12O6 to — (incomplete combustion) Net Ionic equations can be written...
d. CH 206 to (complete combustion) e. C6H12O6 to — (incomplete combustion) Net Ionic equations can be written for double displacement and single displacement reactions. All elements, precipitates, liquids, and lons not appearing on both sides of the equation are shown in a net ionic equation. 14. Write net ionic equations for the following unbalanced equations. a. Na3PO4 (aq) + SrCl2 (aq) → Sr3(PO4)2 (s) + NaCl (aq) b. Bi(NO3)2 (aq) + Na, SO4(aq) → Bi2(SO4)3 (s) + NaNO, (aq)...
please help with all questions! Fall 2109 CHE 151-01 Exam 2 Chapter 4-6 Question 5 Question 6 (21 Points) Al2S3 + H2...
please help with all questions!
Fall 2109 CHE 151-01 Exam 2 Chapter 4-6 Question 5 Question 6 (21 Points) Al2S3 + H2O - Al(OH)3 + H2S Suppose 316.0 g aluminum sulfide reacts with 0.493 kg of water. a) Write the balanced equation (2 Points) b) What % of Al(OH)3 is Al by mass? (2 Points) c) Identify the limiting and excess reagents (2Points) d) Calculate the number of moles and the mass in (g) after the reaction is complete for:...
Are the top answers correct? if so, what do I write for the bottom part? Fall...
Are the top answers correct? if so, what do I write for the
bottom part?
Fall 2109 CHE 151-01 Exam 2 Chapter 4-6 Question 7 (10 Points) Identify the type of reaction below 1. Pb + Feso. → PbSO. + Fe 2. CaCO > CaO + CO2 3. P. + 302 → 2 P.0, 4. 2 RbNO, + BeF: → Be(NO3)2 + 2 RbF 5. 2 AgNO3 + Cu → Cu(NO.) + 2 Ag 6. C3H6O + 4 O2 +...
Can you tell me the oxidation numbers for 1. 2. 3. 4. 5. 6. Experiment 11:...
Can you tell me the oxidation numbers for 1. 2. 3. 4. 5. 6.
Experiment 11: Exploring Types of Reactions Single Displacements Balance the single displacement (Redox) reactions below. Report your observations of the reaction in the space provided. Balance the reaction in the full molecular, full ionic, and net ionic forms. The net ionic form represents the essential reaction, ignoring spectators. It is obtained by canceling components that appear on both sides of the full ionic equation. __Mg(s) +...
Post Laboratory Questions 1. Write the equation for the decomposition of sulfurous acid. Usingl 2. Using...
Post Laboratory Questions 1. Write the equation for the decomposition of sulfurous acid. Usingl 2. Using the three criteria for double displacement reactions, and the solubility table. predict whether a double displacement reaction will occur for each of the following. If the reaction will occur, balance the reaction write conventional, total ionic and net ionic equations. Box the net ionic equation. Be sure to include the proper phase labels. If no reaction will occur. write "no reaction". All reactants are...
2.(4 points) For each of the following pairs of formulas, predict whether the substances they represent...
2.(4 points) For each of the following pairs of formulas, predict whether the substances they represent would react in a precipitation reaction. The products formed in the reactions that take place are used in ceramics, cloud seeding, photography, electroplating, and paper coatings. If there is no reaction, write, “No Reaction." If there is a reaction, write the complete equation for the reaction. a. Co(NO3)2(aq) + Na2CO3(aq) → b. Kl(aq) + Pb(CH-02)2(aq) → c. CuSO4(aq) + LINO (aq) → d. Ni(NO3)2(aq)...
4. Using the table below which give the solubility rules for ionic compounds, predict whether each...
4. Using the table below which give the solubility rules for ionic compounds, predict whether each of the reactions below will produce a precipitate and, if so, what is the precipitate. If there is more than one precipitate, write down both of them. (2 points per reaction, 10 points total) Table 1 Solubility Rules for lonic Compounds Soluble in Water Insoluble in Water Any salt with Li+, Na+, K+, NH4+, NO3- Most chlorides, C oblava a AgCl, PbCl2, and HgCl2...
13. Predict the products that will form from each of the following reactions and write the...
13. Predict the products that will form from each of the following reactions and write the balanced chemical equation making sure to label the appropriate state of matter. If no reaction occurs, write NR. (5 pts.) a. _Mg(NO3)2 (4) + _AI → b. _Na2CO3(aq) + _Ca(NO3)26) ► c. _CuCl2(aq) + __Zn(s) → d. _HBr (na) + _LiOH(a) → H,O (1) + Li Brlog) e. — Ba(SCN)2 (aq) → 14. Consider the reaction of 100.0 mL of 0.20 M silver nitrate...
Question 1 (1 point) Reaction of chromium metal with phosphoric acid produces chromium(lI) phosphate and hydrogen gas....
Question 1 (1 point) Reaction of chromium metal with phosphoric acid produces chromium(lI) phosphate and hydrogen gas. Select the correct balanced equation O2Cr(s)+2H3PO4laq)-- 2CrPO4(s)+6H(g) O2Cr(s)+2H3PO4laq)--2CrPO4(s)+3H2(g) O3Cr(s)+3H3PO4(aq)--Cr3(PO4]3(s)+3 H2{g) O2Cr(s)+2H3PO3(aq)--2CrPO3(s)+3H2(g) Question 2 (1 point) Methane gas (CH4) reacts with steam (H20 (g)) to produce hydrogen gas and carbon monoxide gas. Select the correct balanced equation. OCHalg) +H20(g) -- 6H(g)+CO(g) O2CH4(8)+H20(g)- 3H2(g)+2CO(g) OCH4(8) +H20(g) - 3H2(g)+CO(g) OCH4(8) +2H208)-- 4H2{g)+CO2{g) Question 3 (1 point) When the following equation is balanced using the smallest possible...
3.) a.) For each of the following pairs of formulas, predict whether the substances they represent...
3.) a.) For each of the following pairs of formulas, predict whether the substances they represent would react in a precipitation reaction. If there is no reaction, write, "NONE". If there is a reaction, write the complete equation for the reaction. (Use the lowest possible whole number coefficients. Include states-of-matter in your answer.) (a1) NH4Cl(aq) + CaSO3(aq) (a2) NaCl(aq) + Pb(NO3)2(aq) (a3) NaOH(aq) + Zn(NO3)2(aq) b.) When the following solutions are mixed together, what precipitate (if any) will form? (If...
d. CH 206 to (complete combustion) e. C6H12O6 to — (incomplete combustion) Net Ionic equations can be written for double displacement and single displacement reactions. All elements, precipitates, liquids, and lons not appearing on both sides of the equation are shown in a net ionic equation. 14. Write net ionic equations for the following unbalanced equations. a. Na3PO4 (aq) + SrCl2 (aq) → Sr3(PO4)2 (s) + NaCl (aq) b. Bi(NO3)2 (aq) + Na, SO4(aq) → Bi2(SO4)3 (s) + NaNO, (aq)...
please help with all questions!
Fall 2109 CHE 151-01 Exam 2 Chapter 4-6 Question 5 Question 6 (21 Points) Al2S3 + H2O - Al(OH)3 + H2S Suppose 316.0 g aluminum sulfide reacts with 0.493 kg of water. a) Write the balanced equation (2 Points) b) What % of Al(OH)3 is Al by mass? (2 Points) c) Identify the limiting and excess reagents (2Points) d) Calculate the number of moles and the mass in (g) after the reaction is complete for:...
Are the top answers correct? if so, what do I write for the
bottom part?
Fall 2109 CHE 151-01 Exam 2 Chapter 4-6 Question 7 (10 Points) Identify the type of reaction below 1. Pb + Feso. → PbSO. + Fe 2. CaCO > CaO + CO2 3. P. + 302 → 2 P.0, 4. 2 RbNO, + BeF: → Be(NO3)2 + 2 RbF 5. 2 AgNO3 + Cu → Cu(NO.) + 2 Ag 6. C3H6O + 4 O2 +...
Can you tell me the oxidation numbers for 1. 2. 3. 4. 5. 6.
Experiment 11: Exploring Types of Reactions Single Displacements Balance the single displacement (Redox) reactions below. Report your observations of the reaction in the space provided. Balance the reaction in the full molecular, full ionic, and net ionic forms. The net ionic form represents the essential reaction, ignoring spectators. It is obtained by canceling components that appear on both sides of the full ionic equation. __Mg(s) +...
Post Laboratory Questions 1. Write the equation for the decomposition of sulfurous acid. Usingl 2. Using the three criteria for double displacement reactions, and the solubility table. predict whether a double displacement reaction will occur for each of the following. If the reaction will occur, balance the reaction write conventional, total ionic and net ionic equations. Box the net ionic equation. Be sure to include the proper phase labels. If no reaction will occur. write "no reaction". All reactants are...
2.(4 points) For each of the following pairs of formulas, predict whether the substances they represent would react in a precipitation reaction. The products formed in the reactions that take place are used in ceramics, cloud seeding, photography, electroplating, and paper coatings. If there is no reaction, write, “No Reaction." If there is a reaction, write the complete equation for the reaction. a. Co(NO3)2(aq) + Na2CO3(aq) → b. Kl(aq) + Pb(CH-02)2(aq) → c. CuSO4(aq) + LINO (aq) → d. Ni(NO3)2(aq)...
4. Using the table below which give the solubility rules for ionic compounds, predict whether each of the reactions below will produce a precipitate and, if so, what is the precipitate. If there is more than one precipitate, write down both of them. (2 points per reaction, 10 points total) Table 1 Solubility Rules for lonic Compounds Soluble in Water Insoluble in Water Any salt with Li+, Na+, K+, NH4+, NO3- Most chlorides, C oblava a AgCl, PbCl2, and HgCl2...
13. Predict the products that will form from each of the following reactions and write the balanced chemical equation making sure to label the appropriate state of matter. If no reaction occurs, write NR. (5 pts.) a. _Mg(NO3)2 (4) + _AI → b. _Na2CO3(aq) + _Ca(NO3)26) ► c. _CuCl2(aq) + __Zn(s) → d. _HBr (na) + _LiOH(a) → H,O (1) + Li Brlog) e. — Ba(SCN)2 (aq) → 14. Consider the reaction of 100.0 mL of 0.20 M silver nitrate...
Question 1 (1 point) Reaction of chromium metal with phosphoric acid produces chromium(lI) phosphate and hydrogen gas. Select the correct balanced equation O2Cr(s)+2H3PO4laq)-- 2CrPO4(s)+6H(g) O2Cr(s)+2H3PO4laq)--2CrPO4(s)+3H2(g) O3Cr(s)+3H3PO4(aq)--Cr3(PO4]3(s)+3 H2{g) O2Cr(s)+2H3PO3(aq)--2CrPO3(s)+3H2(g) Question 2 (1 point) Methane gas (CH4) reacts with steam (H20 (g)) to produce hydrogen gas and carbon monoxide gas. Select the correct balanced equation. OCHalg) +H20(g) -- 6H(g)+CO(g) O2CH4(8)+H20(g)- 3H2(g)+2CO(g) OCH4(8) +H20(g) - 3H2(g)+CO(g) OCH4(8) +2H208)-- 4H2{g)+CO2{g) Question 3 (1 point) When the following equation is balanced using the smallest possible...
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