Hydrochloric acid is made from hydrogen and chlorine as follows: H2 + Cl2 ------------------> 2HCl Using the...
Hydrochloric acid is made from hydrogen and chlorine as follows:
H2 + Cl2 ------------------> 2HCl
Using the bond dissociation energy values from textbook (table 7.1, page 186), calculate the ∆H for above reaction.
Is this reaction exothermic or endothermic?
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Hydrochloric acid is made from hydrogen and chlorine as
follows:
H2 +
Cl2 ------------------> 2HCl
Using the...
The reaction of hydrogen and chlorine gases produces hydrogen chloride. Cl2(g) + H2(g) → 2HCl(9) AHºrn =-184 kJ/mol Cal...
The reaction of hydrogen and chlorine gases produces hydrogen chloride. Cl2(g) + H2(g) → 2HCl(9) AHºrn =-184 kJ/mol Calculate the quantity of heat evolved if 180.g of chlorine reacted with 4.0 g of hydrogen. (a) (b) (c) (d) (e) -180 kJ 470 kJ 370 kJ 2.5 kJ 180 kJ
Hydrogen gas is produced by the reaction of hydrochloric acid, HCl, on zinc metal. 2HCl (aq)...
Hydrogen gas is produced by the reaction of hydrochloric acid, HCl, on zinc metal. 2HCl (aq) + Zn (s) --> ZnCl2 (aq) + H2 (g) The gas is collected over water. If 106 mL of gas is collected at 28C and 775 mmHg, what is the mass of hydrogen collected? (vapor pressure of water at 28C is 25.6 mmHg)
When manganese(IV) oxide (MnO2) reacts with hydrochloric acid (HCl), chlorine gas (Cl2) is produced as follows....
When manganese(IV) oxide (MnO2) reacts with hydrochloric acid (HCl), chlorine gas (Cl2) is produced as follows. MnO2(s) + 4 HCl(aq) → MnCl2(aq) + 2 H2O(g) + Cl2(g) How much HCl (in grams) needs to react with MnO2 to produce 96.00 g of Cl2?
The following thermochemical equation is for the reaction of iron(s) with hydrochloric acid(aq) to form iron(II)...
The following thermochemical equation is for the reaction of iron(s) with hydrochloric acid(aq) to form iron(II) chloride(s) and hydrogen(g). Fe(s) + 2HCl(aq) FeCl2(s) + H2(g) H = -7.40 kJ When 14.4 grams of iron(s) react with excess hydrochloric acid(aq), -------- kJ of energy are .-------
Part A (in kilojoules) for the reaction of ethylene with hydrogen to yield ethane. Use the...
Part A (in kilojoules) for the reaction of ethylene with hydrogen to yield ethane. Use the bond dissociation energies in Table 7.1 in the textbook to calculate an approximate AH H2C=CH2(g) + H2(g) + CH3 CH3(g) AQ 2 ? | AH; = | kJ Submit Request Answer Provide Feedback
33. Hydrogen gas reacts with chlorine gas to from gaseous hydrogen chloride. Calculate the value of...
33. Hydrogen gas reacts with chlorine gas to from gaseous hydrogen chloride. Calculate the value of the equilibrium constant, K, for this reaction at 298 K. H2(g) + Cl2(g) = 2 HCI(g) AG° = -131.2 kl mol
QUESTION 1 4 po The major industrial source of hydrogen gas is the following reaction: CH4...
QUESTION 1 4 po The major industrial source of hydrogen gas is the following reaction: CH4 + H20 - CEO + 3H2 Using the bond energies from the table below, what is the reaction enthalpy for this reaction? Enter only the numerical value of your answer (in units of kJ mor '); do not include the units. Note: On an exam you must always report your units. WARNING: If your answer is positive do NOT include a "+" sign. The...
9. Bond Energy. Hydrogen gas can hydrogen gas can be made by the reaction of methane...
9. Bond Energy. Hydrogen gas can hydrogen gas can be made by the reaction of methane gas and steam. CH4(8) + 2 H2O(g) → 4 H2(g) + CO2(g) Use the bond energies (Table 9.3 and Table 9.4) to gies (Table 9.3 and Table 9.4) to calculate AHan for the above reaction. (note: you need to write the Lewis structure to show how the atoms are bonded and is structure to show how the atoms are bonded and the types of...
The industrial degreasing solvent methylene chloride,CH2Cl2, is prepared from methane by reaction with chlorine: CH4(g)+2Cl2(g)?CH2Cl2(g)+2HCl(g) Use...
The industrial degreasing solvent methylene chloride,CH2Cl2, is prepared from methane by reaction with chlorine: CH4(g)+2Cl2(g)?CH2Cl2(g)+2HCl(g) Use the following data to calculate ? H? in kilojoules for the reaction: CH4(g)+Cl2(g)?CH3Cl(g)+HCl(g)?H?=?98.3kJCH3Cl(g)+Cl2(g)?CH2Cl2(g)+HCl(g)?H?=?104kJ Express your answer using three significant figures.
8. Using the table of bond energies in your textbook, calculate the change in energy for...
8. Using the table of bond energies in your textbook, calculate the change in energy for the given reaction. Label each as either exothermic or endothermic a. C2Ho (g) 02(g)>CO2(g) +H20 (g) b. H2 (g) 02(g) H202 (g) c. 2 BrCl (g) -> Br2 (g) + Cl2 (g) d. 3 H2 (g) +N2 (g) -> 2 NHs (g)
The reaction of hydrogen and chlorine gases produces hydrogen chloride. Cl2(g) + H2(g) → 2HCl(9) AHºrn =-184 kJ/mol Calculate the quantity of heat evolved if 180.g of chlorine reacted with 4.0 g of hydrogen. (a) (b) (c) (d) (e) -180 kJ 470 kJ 370 kJ 2.5 kJ 180 kJ
Part A (in kilojoules) for the reaction of ethylene with hydrogen to yield ethane. Use the bond dissociation energies in Table 7.1 in the textbook to calculate an approximate AH H2C=CH2(g) + H2(g) + CH3 CH3(g) AQ 2 ? | AH; = | kJ Submit Request Answer Provide Feedback
33. Hydrogen gas reacts with chlorine gas to from gaseous hydrogen chloride. Calculate the value of the equilibrium constant, K, for this reaction at 298 K. H2(g) + Cl2(g) = 2 HCI(g) AG° = -131.2 kl mol
QUESTION 1 4 po The major industrial source of hydrogen gas is the following reaction: CH4 + H20 - CEO + 3H2 Using the bond energies from the table below, what is the reaction enthalpy for this reaction? Enter only the numerical value of your answer (in units of kJ mor '); do not include the units. Note: On an exam you must always report your units. WARNING: If your answer is positive do NOT include a "+" sign. The...
9. Bond Energy. Hydrogen gas can hydrogen gas can be made by the reaction of methane gas and steam. CH4(8) + 2 H2O(g) → 4 H2(g) + CO2(g) Use the bond energies (Table 9.3 and Table 9.4) to gies (Table 9.3 and Table 9.4) to calculate AHan for the above reaction. (note: you need to write the Lewis structure to show how the atoms are bonded and is structure to show how the atoms are bonded and the types of...
8. Using the table of bond energies in your textbook, calculate the change in energy for the given reaction. Label each as either exothermic or endothermic a. C2Ho (g) 02(g)>CO2(g) +H20 (g) b. H2 (g) 02(g) H202 (g) c. 2 BrCl (g) -> Br2 (g) + Cl2 (g) d. 3 H2 (g) +N2 (g) -> 2 NHs (g)
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