Homework Answers
Disulfide bonds are usually formed from the oxidation of sulfhydryl (−SH) groups, especially in biological contexts.The transformation is depicted as follows
2 RSH --------> RS−SR + 2 H+ + 2 e−
Therefore, the answer is,
a) 2H+ and 2e-: oxidation.
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Complete the following reaction of disulfide bonds in order and what is the reaction type? R-SH+R-SH...
Use standard reduction potentials to calculate the equilibrium constant for the reaction: Cu2 (aq)Fe2 (aq)>Cu (aq)...
Use standard reduction potentials to calculate the equilibrium constant for the reaction: Cu2 (aq)Fe2 (aq)>Cu (aq) + Fe3 (aq) Hint: Carry at least 5 significant figures during intermediate calculations to avoid round off error when taking the antilogarithm. Equilibrium constant than zero AGo for this reaction would be Submit Answer Retry Entire Group 9 more group attempts remaining Use standard reduction potentials to calculate the equilibrium constant for the reaction: Cd2(aq)21(aq)>Cd(s)I2(s) Hint: Carry at least 5 significant figures during intermediate...
3. Indicate what type, or types, of reaction each of the following represents: (precipitation, acid-base, and...
3. Indicate what type, or types, of reaction each of the following represents: (precipitation, acid-base, and oxidation-reduction.) (A) H,0(g)C(s)CO(g) +H(gl) (B) 2KCIO, (s)>2KCI(s) +302(g) (C) Al(OH)3(aq) +3HCl(aq)-AlCl,(aq) 3H20(1) (D) Pb(NO,)(aq) H,SO.(aq)PbSO,(s) 2HNO,(aq)
Draw the product(s) of the following reaction. O=NH ༈.དབས པ ཡང་། + 2 CHỊCH,NH, >
Draw the product(s) of the following reaction. O=NH ༈.དབས པ ཡང་། + 2 CHỊCH,NH, >
5. (12 points) For the following oxidation reduction reaction: Zn(s)+NO3 (aq) > Zn2*(aq) + N2(g) +...
5. (12 points) For the following oxidation reduction reaction: Zn(s)+NO3 (aq) > Zn2*(aq) + N2(g) + H20 a. What are the oxidation numbers of the reactants and products? Oxidation Number in products Element Oxidation Number in reactants Zn N b. Write the balanced oxidation half-reaction and the reduction half-reaction. (in acid medium) Balanced oxidation half-reaction: Balanced reduction half-reaction: Write the balanced full reaction c.
6. For the following reaction, + H20* + Cl - > OH + 2H2O Show the...
6. For the following reaction, + H20* + Cl - > OH + 2H2O Show the mechanism.
1. Provide the products of the following reactions. Write N.R. if there is no reaction happens....
1. Provide the products of the following reactions. Write N.R.
if there is no reaction happens.
CH3COONa >IlBr DBU MeBr EtoNa H2Me
For the following reaction, 23.9 grams of carbon disulfide are allowed to react with 92.4 grams...
For the following reaction, 23.9 grams of carbon disulfide are allowed to react with 92.4 grams of chlorine gas carbon disulfide(s) + chlorine(g) >carbon tetrachloride(1) + sulfur dichloride(s) What is the maximum amount of carbon tetrachloride that can be formed? grams What is the FORMULA for the limiting reagent? What amount of the excess reagent remains after the reaction is complete?
Use standard reduction potentials to calculate the standard free energy change in kJ for the reaction:...
Use standard reduction potentials to calculate the standard free energy change in kJ for the reaction: 2Cu²+(aq) + Ca(s) >2Cu (aq) + Ca²+(aq) Answer: K for this reaction would be ' than one.
Using standard heats of formation, calculate the standard enthalpy change for the following reaction. C(s.graphite) O2(g)-...
Using standard heats of formation, calculate the standard enthalpy change for the following reaction. C(s.graphite) O2(g)- >CO2(g) kJ ANSWER:
The probability mass function of a random variable X is given by Px(n)r n- (a) Find...
The probability mass function of a random variable X is given by Px(n)r n- (a) Find c (Hint: use the relationship that Ση_0 n-e) (b) Now assume λ = 2, find P(X = 0) (c) Find P(X>3)
Use standard reduction potentials to calculate the equilibrium constant for the reaction: Cu2 (aq)Fe2 (aq)>Cu (aq) + Fe3 (aq) Hint: Carry at least 5 significant figures during intermediate calculations to avoid round off error when taking the antilogarithm. Equilibrium constant than zero AGo for this reaction would be Submit Answer Retry Entire Group 9 more group attempts remaining Use standard reduction potentials to calculate the equilibrium constant for the reaction: Cd2(aq)21(aq)>Cd(s)I2(s) Hint: Carry at least 5 significant figures during intermediate...
3. Indicate what type, or types, of reaction each of the following represents: (precipitation, acid-base, and oxidation-reduction.) (A) H,0(g)C(s)CO(g) +H(gl) (B) 2KCIO, (s)>2KCI(s) +302(g) (C) Al(OH)3(aq) +3HCl(aq)-AlCl,(aq) 3H20(1) (D) Pb(NO,)(aq) H,SO.(aq)PbSO,(s) 2HNO,(aq)
Draw the product(s) of the following reaction. O=NH ༈.དབས པ ཡང་། + 2 CHỊCH,NH, >
5. (12 points) For the following oxidation reduction reaction: Zn(s)+NO3 (aq) > Zn2*(aq) + N2(g) + H20 a. What are the oxidation numbers of the reactants and products? Oxidation Number in products Element Oxidation Number in reactants Zn N b. Write the balanced oxidation half-reaction and the reduction half-reaction. (in acid medium) Balanced oxidation half-reaction: Balanced reduction half-reaction: Write the balanced full reaction c.
6. For the following reaction, + H20* + Cl - > OH + 2H2O Show the mechanism.
1. Provide the products of the following reactions. Write N.R.
if there is no reaction happens.
CH3COONa >IlBr DBU MeBr EtoNa H2Me
For the following reaction, 23.9 grams of carbon disulfide are allowed to react with 92.4 grams of chlorine gas carbon disulfide(s) + chlorine(g) >carbon tetrachloride(1) + sulfur dichloride(s) What is the maximum amount of carbon tetrachloride that can be formed? grams What is the FORMULA for the limiting reagent? What amount of the excess reagent remains after the reaction is complete?
Use standard reduction potentials to calculate the standard free energy change in kJ for the reaction: 2Cu²+(aq) + Ca(s) >2Cu (aq) + Ca²+(aq) Answer: K for this reaction would be ' than one.
Using standard heats of formation, calculate the standard enthalpy change for the following reaction. C(s.graphite) O2(g)- >CO2(g) kJ ANSWER:
The probability mass function of a random variable X is given by Px(n)r n- (a) Find c (Hint: use the relationship that Ση_0 n-e) (b) Now assume λ = 2, find P(X = 0) (c) Find P(X>3)
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