Electrolytic cell - Study guides, Study notes & Summaries
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Straighterline Microbiology BIO 250 Unit 1-25 FINAL Exam Questions and answers Latest 2024/2025 Graded A+
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The sum total of all the microbes in a certain environment is termed 
the______ 
Select one: 
a. biofilm 
b. microbial niche 
c. microbiome 
d. phylogeny 
e. domain: Microbiome 
2. Studies of the immune response to an infection caused by 
microorganisms would be performed by a/an _______. 
Select one: 
a. hypersensitivity specialist 
b. geomicrobiologist 
c. epidemiologist 
d. immunologist: Immunologist 
3. Which of the following is NOT a recent discovery that has had a huge 
impact on the under...
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CHEM 104 Module 4 Exam (Portage learning) 2023/2024
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You may find the following resources helpful: 
Scientific Calculator (
Periodic Table 
(
Equation Table 
(
%20Equation%20B) 
For the cell described by the following cell diagram. 
Your Answer: 
Cr (s) | Cr (aq, 1 M) || Al (aq, 1 
M) | Al (s) 
Al + 3e → Al E = - 1.66 v 
Cr + 3e → Cr E = - 0.73 v 
(1) The anode half reaction is 
(2) The cathode half reaction is 
(3) The overall cell reaction is 
(4) Show the calculation for the total cell potential 
(5) State and explain whether the cell is vo...
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CHEM 210 Exam 2 Questions with Correct Answers
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CHEM 210 Exam 2 Questions with Correct Answers 
A reaction in which electrons are transferred from one reactant to another - Answer-oxidation-reduction 
 
Loss of electrons - Answer-Oxidation 
 
Gain of electrons - Answer-Reduction 
 
Oxidation takes place at the surface of an electrically conductive material called - Answer-anode 
 
The reduction takes place at another electrically conductive surface called the - Answer-cathode 
 
__________ cells use a spontaneous oxidation-reduction reaction ...
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Microbiology BIO 250 Unit 1-25 FINAL Exam Questions and answers Latest 2024/2025 Graded A+ | Straighterline.
- Exam (elaborations) • 49 pages • 2024
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Microbiology BIO 250 Unit 1-25 FINAL Exam Questions and answers Latest 2024/2025 Graded A+ | Straighterline. Studies of the immune response to an infection caused by 
microorganisms would be performed by a/an _______. 
Select one: 
a. hypersensitivity specialist 
b. geomicrobiologist 
c. epidemiologist 
d. immunologist: Immunologist 
3. Which of the following is NOT a recent discovery that has had a huge 
impact on the understanding of microbiology? 
Select one: 
a. Human microbiome project 
b. ...
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GED Science exam with 100% correct answers
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Abiogenesis correct answersBelief that livings things may develop from lifeless matter 
Acid correct answersA compound that In water produces hydrogen ions, usually tastes sour, a pH less than 7 
Acid rain correct answersrain containing acids that form in the atmosphere when industrial gas emissions (especially sulfur dioxide and nitrogen oxides) combine with water 
Alloy correct answersHomogenous mixture composed of two or more metals 
Amoeba correct answersA type of Protozoan that has no perma...
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Chem 162: Electrochemistry with complete verified solutions 2025
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Oxidation 
e- as product 
e- are lost 
h+ are lost 
 
same as ionic charges 
 
ANODE 
 
 
 
Reduction 
e- as reactant 
e- are gained 
h+ are gained 
 
CATHODE 
 
 
 
special oxidation numbers 
H = -1 (metal hydrogens) 
O = -1 (peroxide) 
 
 
 
voltaic (galvanic) cell 
spontaneous 
 
 
 
Electrolytic cell 
nonspontaneous 
 
Ex: Electroplating 
 
 
 
Cell Notation 
Electrode | Electrolyte || Electrolyte | Electrode 
 
 
 
When will the cell stop? 
Cell will stop if cell potential of anode + cathod...
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Portage Learning CHEM 104 Module 4 Exam
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Portage Learning CHEM 104 Module 4 Exam.Question 1 
For the cell described by the following cell diagram. 
Cr (s) | Cr+3 (aq, 1 M) || Al+3 (aq, 1 M) | Al (s) 
Al+3 + 3e- → Al E0 = - 1.66 v 
Cr+3 + 3e- → Cr E0 = - 0.73 v 
(1) The anode half reaction is 
(2) The cathode half reaction is 
(3) The overall cell reaction is 
(4) Show the calculation for the total cell potential 
(5) State and explain whether the cell is voltaic or electrolytic 
Your Answer: 
1) Cr (s) → Cr+3 (aq) + 3e- 
2) Al+3 ...
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Portage Learning CHEM 104 Module 4 Exam
- Exam (elaborations) • 11 pages • 2024
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- R231,71
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Portage Learning CHEM 104 Module 4 ExamQuestion 1 
For the cell described by the following cell diagram. 
Cr (s) | Cr+3 (aq, 1 M) || Al+3 (aq, 1 M) | Al (s) 
Al+3 + 3e- → Al E0 = - 1.66 v 
Cr+3 + 3e- → Cr E0 = - 0.73 v 
(1) The anode half reaction is 
(2) The cathode half reaction is 
(3) The overall cell reaction is 
(4) Show the calculation for the total cell potential 
(5) State and explain whether the cell is voltaic or electrolytic 
Your Answer: 
1) Cr (s) → Cr+3 (aq) + 3e- 
2) Al+3 (...
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MCQ 770 Questions & Answer Electrical Engineering 2024 Update
- Exam (elaborations) • 119 pages • 2024
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- R374,41
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MCQ 770 Questions & Answer Electrical Engineering 2024 UpdateMCQ 770 Questions & Answer Electrical Engineering 2024 Update 
 
1.	The ratio of voltage and electric current in a closed circuit 
 
a.	remains constant b. varies c. increases d. falls Ans-c 
2.	The curve representing ohm's law is 
 
a.	sine function b. Linear c. a parabola d. a hyperbola Ans-b 
3.	The resistance of a conductor having length l area of cross section a and resistivity ρ is given as: 
 
a.	ρa/l b. ρl/a	c. ρla	d. l/ρ...
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MCQ 770 Questions & Answer Electrical Engineering 2024 Update
- Exam (elaborations) • 119 pages • 2024
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MCQ 770 Questions & Answer Electrical Engineering 2024 UpdateMCQ 770 Questions & Answer Electrical Engineering 2024 Update 
 
1.	The ratio of voltage and electric current in a closed circuit 
 
a.	remains constant b. varies c. increases d. falls Ans-c 
2.	The curve representing ohm's law is 
 
a.	sine function b. Linear c. a parabola d. a hyperbola Ans-b 
3.	The resistance of a conductor having length l area of cross section a and resistivity ρ is given as: 
 
a.	ρa/l b. ρl/a	c. ρla	d. l/ρ...
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