Homework Answers
Answer: C. True
Electrolysis is a process to carry out a non spontaneous redox reaction through the use of electrical energy. The electrical energy supplied should be greater than the Gibbs free energy of the reaction.
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QUESTION 4 In electrolysis, electrical energy is used to drive a non-spontaneous oxidation-reduction reaction to occur...
Question 31 (1 point) Electrolysis is the process of using electrical energy to break a compound...
Question 31 (1 point) Electrolysis is the process of using electrical energy to break a compound apart and occur in the voltic cell. True False Question 32 (1 point) Soap has an ionic and a polar end. It works well to remove oil by surrounding the oil with the nonpolar end, and the water interacts with the polar end. True False Question 29 (1 point) Salts that contain the cation of a strong base and an anion that is the...
e precipitate that forms when solutions of Na3PO4 and Fe(NO2)3 are mixed? 43) 2) What is...
e precipitate that forms when solutions of Na3PO4 and Fe(NO2)3 are mixed? 43) 2) What is the precini A) Fe3PO4 B) PO4NO3 C) NaFe D) NaNO3 E) FePO4 RUE/FALSE. Write 'T' if the statement is true and 'F' if the statement is false. 44) One atomic mass unit is the same as one gram. 45) In electrolysis, electrical energy is used to drive a non-spontaneous oxidation-reduction reaction to occur. 45) - 46) One mole of iron contains 6.022 x 1023...
Which of the following conditions defines a non-spontaneous oxidation-reduction reaction? O E + AGⓇ+ O E....
Which of the following conditions defines a non-spontaneous oxidation-reduction reaction? O E + AGⓇ+ O E. AGⓇ O E + AG- Keq>1 Kegal Keq >1 Kogal Kogci O E AGⓇ + O E + AG -
TRUE FALSE. Write T if the statement is true and 'F if the statem 46) The...
TRUE FALSE. Write T if the statement is true and 'F if the statem 46) The law of conservation of mass states that matter chemical reaction IF if the statement is false. states that matter cannot be gained or lost during a 40) 47) In electrolysis, electrical energy is used to drive a reaction to occur. By is used to drive a non-spontaneous oxidation-reduction 47) 70) During an oxidation-reduction reaction the oxidizing agent loses electron 149) The formula mass of...
13. What reaction occurs at the anode during the electrolysis of molten silver chloride? A. AgCl(1)...
13. What reaction occurs at the anode during the electrolysis of molten silver chloride? A. AgCl(1) ► Ag" (l) + CE(1) B. Ag (l) +e → Ag(1) C. Ag() ► Ag () + D. 2CH(1) Cl2(g) + 2e E. Cl2(g) + 2e → 201(1) 14. One of the differences between a voltaic cell and an electrolytic cell (where electrolysis occurs) is that in an electrolytic cell: A. electrical energy is supplied from an outside energy source to drive a nonspontaneous...
46) TRUE FALSE Write T'Ir the statement is true and 'Fif the statement is false. 46) The law of conservation of m...
46) TRUE FALSE Write T'Ir the statement is true and 'Fif the statement is false. 46) The law of conservation of mass states that matter cannot be gained or lost during a chemical reaction 47) In electrolysis, electrical energy is used to drive a non-spontaneous oxidation-reduction reaction to occur 48) During an oxidation-reduction reaction, the oxidizing agent loses electrons. 49) 49) The formula mass of a compound is calculated by adding together the number of atoms that make up the...
help when an electrochemical process - oxidation and reduction - Occurs - the contraction " is...
help
when an electrochemical process - oxidation and reduction - Occurs - the contraction " is often used to describe it. 2. Oxidation is the circle one) loss gain of electrons by an atom, ion, or molecule. 3. Reduction is the circle one) loss gain of electrons by an atom, ion, or molecule. 4. What is the name of the electrode at which reduction occurs?ge 5. What is the name of the electrode at which oxidation occurs? 6. True or...
10) Which of the following is always true for the oxidation numbers in an oxidation-reduction reaction?...
10) Which of the following is always true for the oxidation numbers in an oxidation-reduction reaction? a) The value for the oxidation number for atoms of the element being oxidized must increase as we go from reactants to products b) The initial value for the oxidation number for atoms of the element being oxidized must be positive c) The final value for the oxidation number for atoms of the element being oxidized must be positive d) Both band c e)...
Partial 0.44/0.5pts Question 1 Is each statement true or false? 1. false All spontaneous reactions occur...
Partial 0.44/0.5pts Question 1 Is each statement true or false? 1. false All spontaneous reactions occur quickly. 2. true The reverse of a spontaneous reaction is nonspontaneous. 3. false All spontaneous processes release heat. 4. true The boiling of water at 100°C and 1 atm is spontaneous. 5. false If a process increases the freedom of motion of the particles of a system, the entropy of the system decreases. 6. false The energy of the universe is constant; the entropy...
4) For a chemical reaction to be spontaneous for standard conditions, which of the following must...
4) For a chemical reaction to be spontaneous for standard conditions, which of the following must be true? a) AS rxn < 0 b) AS rxn > 0 c) AGºrx < 0 d) Both a and c e) Both b and c
Question 31 (1 point) Electrolysis is the process of using electrical energy to break a compound apart and occur in the voltic cell. True False Question 32 (1 point) Soap has an ionic and a polar end. It works well to remove oil by surrounding the oil with the nonpolar end, and the water interacts with the polar end. True False Question 29 (1 point) Salts that contain the cation of a strong base and an anion that is the...
e precipitate that forms when solutions of Na3PO4 and Fe(NO2)3 are mixed? 43) 2) What is the precini A) Fe3PO4 B) PO4NO3 C) NaFe D) NaNO3 E) FePO4 RUE/FALSE. Write 'T' if the statement is true and 'F' if the statement is false. 44) One atomic mass unit is the same as one gram. 45) In electrolysis, electrical energy is used to drive a non-spontaneous oxidation-reduction reaction to occur. 45) - 46) One mole of iron contains 6.022 x 1023...
Which of the following conditions defines a non-spontaneous oxidation-reduction reaction? O E + AGⓇ+ O E. AGⓇ O E + AG- Keq>1 Kegal Keq >1 Kogal Kogci O E AGⓇ + O E + AG -
TRUE FALSE. Write T if the statement is true and 'F if the statem 46) The law of conservation of mass states that matter chemical reaction IF if the statement is false. states that matter cannot be gained or lost during a 40) 47) In electrolysis, electrical energy is used to drive a reaction to occur. By is used to drive a non-spontaneous oxidation-reduction 47) 70) During an oxidation-reduction reaction the oxidizing agent loses electron 149) The formula mass of...
13. What reaction occurs at the anode during the electrolysis of molten silver chloride? A. AgCl(1) ► Ag" (l) + CE(1) B. Ag (l) +e → Ag(1) C. Ag() ► Ag () + D. 2CH(1) Cl2(g) + 2e E. Cl2(g) + 2e → 201(1) 14. One of the differences between a voltaic cell and an electrolytic cell (where electrolysis occurs) is that in an electrolytic cell: A. electrical energy is supplied from an outside energy source to drive a nonspontaneous...
46) TRUE FALSE Write T'Ir the statement is true and 'Fif the statement is false. 46) The law of conservation of mass states that matter cannot be gained or lost during a chemical reaction 47) In electrolysis, electrical energy is used to drive a non-spontaneous oxidation-reduction reaction to occur 48) During an oxidation-reduction reaction, the oxidizing agent loses electrons. 49) 49) The formula mass of a compound is calculated by adding together the number of atoms that make up the...
help
when an electrochemical process - oxidation and reduction - Occurs - the contraction " is often used to describe it. 2. Oxidation is the circle one) loss gain of electrons by an atom, ion, or molecule. 3. Reduction is the circle one) loss gain of electrons by an atom, ion, or molecule. 4. What is the name of the electrode at which reduction occurs?ge 5. What is the name of the electrode at which oxidation occurs? 6. True or...
10) Which of the following is always true for the oxidation numbers in an oxidation-reduction reaction? a) The value for the oxidation number for atoms of the element being oxidized must increase as we go from reactants to products b) The initial value for the oxidation number for atoms of the element being oxidized must be positive c) The final value for the oxidation number for atoms of the element being oxidized must be positive d) Both band c e)...
Partial 0.44/0.5pts Question 1 Is each statement true or false? 1. false All spontaneous reactions occur quickly. 2. true The reverse of a spontaneous reaction is nonspontaneous. 3. false All spontaneous processes release heat. 4. true The boiling of water at 100°C and 1 atm is spontaneous. 5. false If a process increases the freedom of motion of the particles of a system, the entropy of the system decreases. 6. false The energy of the universe is constant; the entropy...
4) For a chemical reaction to be spontaneous for standard conditions, which of the following must be true? a) AS rxn < 0 b) AS rxn > 0 c) AGºrx < 0 d) Both a and c e) Both b and c
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