Homework Answers
Given this balanced chemical reaction, 4 HCl(g) + O(g) →2 HO(l) + 2 Cl(g) H = -202.4 kJ (give answer in decimal notati...
Given this balanced chemical reaction, 4 HCl(g) + O(g) →2 HO(l) + 2 Cl(g) H = -202.4 kJ (give answer in decimal notation, i.e. 234,000) a. How many J (joules) of heat are released when 2.50 moles of HCl react with excess oxygen gas? We were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this image
A 1.225-g white solid mixture of [CaCl2 2H2O (147.02 g/mol) + K2C2O4 H2O (184.24 g/mol)] was dissolved in 150 mL of de...
A 1.225-g white solid mixture of [CaCl2
2H2O (147.02 g/mol) +
K2C2O4
H2O (184.24 g/mol)] was dissolved in 150 mL of deionized
water, heated and then cooled. The mass of the air-dried product
[CaC2O4
H2O (146.12 g/mol)] after filtration was 0.385g. A test
revealed the limiting reactant is
K2C2O4
H2O. Calculate the percentage of excess reactant
in salt mixture.
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15. Consider the reaction 2 NO2(g) N2O4(g) . (a) Using Gf N2O4(g) = 97.79 kJ/mol and...
15. Consider the reaction 2 NO2(g)
N2O4(g) .
(a) Using Gf
N2O4(g) = 97.79 kJ/mol and Gf NO2(g)
= 51.3 kJ/mol, calculate G° at 298 K.
kJ
(b) Calculate G at 298 K if the partial pressures of
NO2 and N2O4 are 0.35 atm and 1.60
atm, respectively.
kJ
16. Consider the reaction given below.
H2(g) + F2(g)
2 HF(g)
(a) Using thermodynamic data from the course website, calculate
G° at 298 K.
kJ
(b) Calculate G at 298 K...
a) By direct substitution determine which of the following functions satisfy the wave equation. 1. g(x,...
a) By direct substitution determine which of the following functions satisfy the wave equation. 1. g(x, t) = Acos(kx − t) where A, k, are positive constants. 2. h(x, t) = Ae where A, k, are positive constants. 3. p(x, t) = Asinh(kx − t) where A, k, are positive constants. 4. q(x, t) = Ae where A, a, are positive constants. 5. An arbitrary function: f(x, t) = f(kx−t) where k and are positive constants. (Hint: Be careful with...
Create a Matlab code to solve the two following equations for a pendulum: F = 10 m = 1 ks = 1 (m+M)x'' - ml'' cos + ml'' sin = F -x'' cos + l'' - g sin = 0 We w...
Create a Matlab code to solve the two following equations for a pendulum: F = 10 m = 1 ks = 1 (m+M)x'' - ml'' cos + ml'' sin = F -x'' cos + l'' - g sin = 0 We were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to...
Create a Matlab code using ode45 function to solve the following two equations of a pendulum: m+M)x'' - ml'' cos + ml'' sin = F -x'' cos + l'' - g sin = 0 Force...
Create a Matlab code using ode45 function to solve the following two equations of a pendulum: m+M)x'' - ml'' cos + ml'' sin = F -x'' cos + l'' - g sin = 0 Force = 10N 5kg pendulum initial angle = 30 We were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this imageWe...
If 0.1500 mol of O2 (g) is placed in an empty 32.80-L container and equilibrium is...
If 0.1500 mol of O2 (g) is placed in an empty 32.80-L
container and equilibrium is reached at 4000 K, one finds the
pressure is 2.175 atm. Find KP
and G for O2
(g) <--> 2 O (g) at 4000 K. Assume
ideal gases.
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Let G be a finite group such that p is a prime and p divides |G|....
Let G be a finite group such that p is a prime and p divides
|G|. Let P be a p-Sylow subgroup of G such that P is cyclic and ?
. Let H be a subgroup of P . Prove
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Relativistic case: Starting from equation invert it to get . Restore factors of G and c. Get the...
Relativistic case: Starting from equation invert it to get . Restore factors of G and c. Get the expression for V(r), the "coordinate speed," for a particle falling from rest at . Take the Derivative with respect to r to find the location where the maximum coordinate speed occurs. We were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this image
chedule the following activities using CPM: ACTIVITY IMMEDIATE PREDECESSOR TIME (WEEKS) A — 5 B A...
chedule the following activities using CPM:
ACTIVITY
IMMEDIATE PREDECESSOR
TIME (WEEKS)
A
—
5
B
A
3
C
A
4
D
B
6
E
C
D
8
F
D
2
G
F
4
H
E
G
3
b. What is the critical path?
A-B-D-E-H
A-B-D-F-G-H
A-C-E-F-G-H
A-C-E-H
c. How many weeks will it take to complete the
project?
d. Which activities have slack, and how
much?
B
1 week
H
2 weeks
F
4 weeks.
C
5 weeks
F
2...
A 1.225-g white solid mixture of [CaCl2
2H2O (147.02 g/mol) +
K2C2O4
H2O (184.24 g/mol)] was dissolved in 150 mL of deionized
water, heated and then cooled. The mass of the air-dried product
[CaC2O4
H2O (146.12 g/mol)] after filtration was 0.385g. A test
revealed the limiting reactant is
K2C2O4
H2O. Calculate the percentage of excess reactant
in salt mixture.
We were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this imageWe were unable...
15. Consider the reaction 2 NO2(g)
N2O4(g) .
(a) Using Gf
N2O4(g) = 97.79 kJ/mol and Gf NO2(g)
= 51.3 kJ/mol, calculate G° at 298 K.
kJ
(b) Calculate G at 298 K if the partial pressures of
NO2 and N2O4 are 0.35 atm and 1.60
atm, respectively.
kJ
16. Consider the reaction given below.
H2(g) + F2(g)
2 HF(g)
(a) Using thermodynamic data from the course website, calculate
G° at 298 K.
kJ
(b) Calculate G at 298 K...
If 0.1500 mol of O2 (g) is placed in an empty 32.80-L
container and equilibrium is reached at 4000 K, one finds the
pressure is 2.175 atm. Find KP
and G for O2
(g) <--> 2 O (g) at 4000 K. Assume
ideal gases.
We were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this image
Let G be a finite group such that p is a prime and p divides
|G|. Let P be a p-Sylow subgroup of G such that P is cyclic and ?
. Let H be a subgroup of P . Prove
We were unable to transcribe this imageWe were unable to transcribe this image
chedule the following activities using CPM:
ACTIVITY
IMMEDIATE PREDECESSOR
TIME (WEEKS)
A
—
5
B
A
3
C
A
4
D
B
6
E
C
D
8
F
D
2
G
F
4
H
E
G
3
b. What is the critical path?
A-B-D-E-H
A-B-D-F-G-H
A-C-E-F-G-H
A-C-E-H
c. How many weeks will it take to complete the
project?
d. Which activities have slack, and how
much?
B
1 week
H
2 weeks
F
4 weeks.
C
5 weeks
F
2...
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