Homework Answers
In standard heat of formation, one mole compound will form from its elements in standard states.
Thus, equation is :
Fe(s) + 3/2 Cl 2(g) 
FeCl 3(s)
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The standard heat of formation for FeCl3(s) is -400 kJ/mol at 298 K. Write the formation...
The standard heat of formation for CCl4(g) is -103 kJ/mol at 298 K. Write the formation...
The standard heat of formation for CCl4(g) is -103 kJ/mol at 298 K. Write the formation equation for CCl4(9) that goes with this value of ΔΗ. Enter carbon as C($). Use the pull-down boxes to specify states. Write fractions with a slash, such as 1/2 for one half. If a box is not needed leave it blank. Submit Answer
The standard heat of formation for NH_4 NO_3 (s) is -366 kJ/mol at 298 K. Write...
The standard heat of formation for NH_4 NO_3 (s) is -366 kJ/mol at 298 K. Write the formation equation for NH_4 NO_3 (s) that goes with this value of delta H degree. Use the pull-down boxes to specify states. Write fractions with a slash, such as 1/2 for one half. If a box is not needed leave it blank.
The standard heat of formation for UF6(g) is -2.11x103 kJ/mol at 298 K. Write the formation...
The standard heat of formation for UF6(g) is -2.11x103 kJ/mol at 298 K. Write the formation equation for UF6(g) that goes with this value of AH°. Use the pull-down boxes to specify states. Write fractions with a slash, such as 1/2 for one half. Ifa box is not needed leave it blank Submit Answer
(a) Write the balanced chemical equation that represents the standard heat of formation of Agl(s) at...
(a) Write the balanced chemical equation that represents the standard heat of formation of Agl(s) at 298 K. Use the pull-down boxes to specify states. Write fractions with a slash, such as 1/2 for one half. If a box is not needed leave it blank. (b) The standard enthalpy change for the following reaction is 359 kJ at 298 K. PbCl2(s)— Pb(s) + Cl2(g) What is the standard heat of formation of PbCl2(s)? kJ/mol
(a) Write the balanced chemical equation that represents the standard heat of formation of UOz(s) at...
(a) Write the balanced chemical equation that represents the standard heat of formation of UOz(s) at 298 K. Use the pull-down boxes to specify states. Write fractions with a slash, such as 1/2 for one half. If a box is not needed leave it blank. (b) The standard enthalply change for the following reaction is -2.44x10kJ at 298 K 2 Ba(s) + 2 C(s,graphite) + 3 0,(g) 2 BaCO3(s) What is the standard heat of formation of BaCO,(s)? kJ/mol Check...
Tutored Practice Problem 10.6.1 COUNTS TOWARDS GRADE Use and interpret standard heats of formation. (a) Write the balan...
Tutored Practice Problem 10.6.1 COUNTS TOWARDS GRADE Use and interpret standard heats of formation. (a) Write the balanced chemical equation that represents the standard heat of formation of Mgo(s) at 298 K. Use the pull-down boxes to specify states. Write fractions with a slash, such as 1/2 for one half. If a box is not needed leave it blank. (b) The standard enthalpy change for the following reaction is 2.14x103 kJ at 298 K. UF6(8)—U(S) + 3 F2(9) What is...
UJU LIPICI J UU TUJUI IULILLLIUIT. (a) Write the balanced chemical equation that represents the standard...
UJU LIPICI J UU TUJUI IULILLLIUIT. (a) Write the balanced chemical equation that represents the standard heat of formation of Be(OH)2(s) at 298 K. Use the pull-down boxes to specify states. Write fractions with a slash, such as 1/2 for one half. If a box is not needed leave it blank. Bez 3 + OH - 3) + - BeOH)2 6:) (b) The standard enthalpy change for the following reaction is -92.2 kJ at 298 K. N2(g) + 3 H2(g)—...
Use the pull-down boxes to specify states such as (aq) or (s) If a box is...
Use the pull-down boxes to specify states such as (aq) or (s) If a box is not needed leave it blank. If no reaction occurs leave all boxes blank and click on "Submit" Write a net ionic equation for the reaction that occurs when aqueous solutions of hydrocyanic acid and ammonia are combined + Use the pull-down boxes to specify states such as (aq) or (s) If a box is not needed leave it blank. If no reaction occurs leave...
Write the balanced formula, complete ionic, and net ionic equations for each of the following acid-base reactions Balan...
Write the balanced formula, complete ionic, and net ionic equations for each of the following acid-base reactions Balanced formula equation: (Use the pull-down boxes to specify states such as (aq) or (s). Ifa box is not needed, leave it blank. If no reaction occurs, leave all boxes blank and click on Submit.) |Fe(ОН), (s) HNO3 (aq) Complete ionic equation: Net ionic equation b Balanced formula equation: (Use the pull-down boxes to specify states such as (aq) or (s). If a...
4. The standard enthalpy of formation of NH3 (g) is -46.11 kJ mol-' at 298 K....
4. The standard enthalpy of formation of NH3 (g) is -46.11 kJ mol-' at 298 K. Given the heat capacity data below and the data in Problem 2, calculate the standard enthalpy of formation at 1200 K Cp.m (H2 (9))/ J mol K-1 = 29.1 - (0.84 x 10- K-)T Cpm (N2 (g))/ J mol K-1 = 26.98 +(5.9 x 10-'K-!)T
The standard heat of formation for CCl4(g) is -103 kJ/mol at 298 K. Write the formation equation for CCl4(9) that goes with this value of ΔΗ. Enter carbon as C($). Use the pull-down boxes to specify states. Write fractions with a slash, such as 1/2 for one half. If a box is not needed leave it blank. Submit Answer
The standard heat of formation for NH_4 NO_3 (s) is -366 kJ/mol at 298 K. Write the formation equation for NH_4 NO_3 (s) that goes with this value of delta H degree. Use the pull-down boxes to specify states. Write fractions with a slash, such as 1/2 for one half. If a box is not needed leave it blank.
The standard heat of formation for UF6(g) is -2.11x103 kJ/mol at 298 K. Write the formation equation for UF6(g) that goes with this value of AH°. Use the pull-down boxes to specify states. Write fractions with a slash, such as 1/2 for one half. Ifa box is not needed leave it blank Submit Answer
(a) Write the balanced chemical equation that represents the standard heat of formation of Agl(s) at 298 K. Use the pull-down boxes to specify states. Write fractions with a slash, such as 1/2 for one half. If a box is not needed leave it blank. (b) The standard enthalpy change for the following reaction is 359 kJ at 298 K. PbCl2(s)— Pb(s) + Cl2(g) What is the standard heat of formation of PbCl2(s)? kJ/mol
(a) Write the balanced chemical equation that represents the standard heat of formation of UOz(s) at 298 K. Use the pull-down boxes to specify states. Write fractions with a slash, such as 1/2 for one half. If a box is not needed leave it blank. (b) The standard enthalply change for the following reaction is -2.44x10kJ at 298 K 2 Ba(s) + 2 C(s,graphite) + 3 0,(g) 2 BaCO3(s) What is the standard heat of formation of BaCO,(s)? kJ/mol Check...
Tutored Practice Problem 10.6.1 COUNTS TOWARDS GRADE Use and interpret standard heats of formation. (a) Write the balanced chemical equation that represents the standard heat of formation of Mgo(s) at 298 K. Use the pull-down boxes to specify states. Write fractions with a slash, such as 1/2 for one half. If a box is not needed leave it blank. (b) The standard enthalpy change for the following reaction is 2.14x103 kJ at 298 K. UF6(8)—U(S) + 3 F2(9) What is...
UJU LIPICI J UU TUJUI IULILLLIUIT. (a) Write the balanced chemical equation that represents the standard heat of formation of Be(OH)2(s) at 298 K. Use the pull-down boxes to specify states. Write fractions with a slash, such as 1/2 for one half. If a box is not needed leave it blank. Bez 3 + OH - 3) + - BeOH)2 6:) (b) The standard enthalpy change for the following reaction is -92.2 kJ at 298 K. N2(g) + 3 H2(g)—...
Use the pull-down boxes to specify states such as (aq) or (s) If a box is not needed leave it blank. If no reaction occurs leave all boxes blank and click on "Submit" Write a net ionic equation for the reaction that occurs when aqueous solutions of hydrocyanic acid and ammonia are combined + Use the pull-down boxes to specify states such as (aq) or (s) If a box is not needed leave it blank. If no reaction occurs leave...
Write the balanced formula, complete ionic, and net ionic equations for each of the following acid-base reactions Balanced formula equation: (Use the pull-down boxes to specify states such as (aq) or (s). Ifa box is not needed, leave it blank. If no reaction occurs, leave all boxes blank and click on Submit.) |Fe(ОН), (s) HNO3 (aq) Complete ionic equation: Net ionic equation b Balanced formula equation: (Use the pull-down boxes to specify states such as (aq) or (s). If a...
4. The standard enthalpy of formation of NH3 (g) is -46.11 kJ mol-' at 298 K. Given the heat capacity data below and the data in Problem 2, calculate the standard enthalpy of formation at 1200 K Cp.m (H2 (9))/ J mol K-1 = 29.1 - (0.84 x 10- K-)T Cpm (N2 (g))/ J mol K-1 = 26.98 +(5.9 x 10-'K-!)T
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