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What is the EMF of a galvanic cell if the standard oxidation potential of the oxidation half-reaction is 0.64 volts and the standard reduction potential of the reduction half-reaction is 0.48 volts?
What is the EMF of a galvanic cell if the standard reduction potential of the reduction half-reaction is -0.38 volts and the standard reduction potential of the oxidation half-reaction is 0.52 volts?
A company recruits candidates satisfying the following criteria -  1. Candidates who secured at least 85% in standard 10th or equivalent. 2. Candidates who secured at least 65% in standard 12th or equivalent. 3. Candidates who are not from commerce background. Who among the following candidates will the company definitely select? A. Jitesh is a science student having scored 70% in standard 12th and 80% in 10th with an excellent sports background. B. Jignesh scored 80% in standard 12th, 90% in standard 10th and secured 2nd place in his college among all commerce students. C. Jayesh scored 75% in standard 10th, 75% in standard 12th and is an arts student. D. Jinesh secured 80% in standard 12th, 88% in standard 10th and is a science student with great acting skills
What is the standard reduction potential of the cathode of a galvanic cell if the standard EMF of the cell and the standard reduction potential of the anode are 2.71 and -2.37 respectively?
Which of the following statements is correct regarding the oxidation number of Oxygen? I. The oxidation number of Oxygen in most compounds is -2. II. When Oxygen is bonded to Fluorine in compounds like Oxygen difluoride and Dioxygen diflouride, the Oxygen is assigned an oxidation number of +2 and +2 respectively. III. In peroxide, an Oxygen atom is assigned an oxidation number of -1 and in Superoxide, each oxygen atom is assigned an oxidation number of -1/2.
If the Cu+ + e- ? Cu(s) half reaction has a standard reduction potential of +0.52 V, what is the standard reduction potential for the Zn2+ + 2e- ? Zn(s) half reaction?
If the standard reduction potential of silver is 0.80 V, what is the standard reduction potential of zinc?
The given table shows the number of students and their class. Division A students are scholars who get a 25% rebate in fees. In addition, all girls students get 40% subsidy. If the fee per student a year WITHOUT rebate or subsidy is Rs. 10,000, then find the total fees collected from the students of these 6 classes for that year. Division  /Standard  Boys Girls Division A /Standard 9 20 40 Division B /Standard 9 40 35 Division C /Standard 10 20 20 Division A /Standard 10 40 20 Division B /Standard 10 20 40 Division C /Standard 10 20 15
Refer the below data table and answer the following Question : Division/Standard Boys Girls Division A/Standard 5 20 30 Division B/Standard 5 15 20 Division C/Standard 5 30 10 Division A/Standard 6 30 25 Division B/Standard 6 30 25 Division C/Standard 6 30 20   What is the ratio of Boy’s to Girl’s? 
Standard redox potential for substance ismeasured under standard condition and is expressed as