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Recent questions tagged Probability-mcq
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Q: The molar conductivity of `0.25 mol L^(-1)` methanoic acid is `46.1 S cm^(2) mol^(-1)`. Calculate the degree of dissociation constant. Given `: lambda
The molar conductivity of 0.25molL-1 methanoic acid is 46.1Scm2mol-1. Calculate the degree of dissociation constant. ... =54.6Scm2mol-1 Select the correct answer from above options...
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Jan 5, 2022
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Education
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JackTerrance
probability-questions
probability-mcq
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Q: If a current of `0.5A` flows through a metallic wire for 2 hours, then how many electrons would flow through the wire ?
If a current of 0.5A flows through a metallic wire for 2 hours, then how many electrons would flow through the wire ? Select the correct answer from above options...
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Jan 5, 2022
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Education
by
JackTerrance
probability-questions
probability-mcq
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Q: Suggest a list a metals that are extracted electrolytically.
Suggest a list a metals that are extracted electrolytically. Select the correct answer from above options...
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Jan 5, 2022
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Education
by
JackTerrance
probability-questions
probability-mcq
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Q: Consider the reaction `:` `Cr_(2)O_(7)^(2-)+14H^(+)+6e^(-) rarr 2Cr^(3+)+7H_(2)O` What is the quantity of electricity in coulombs needed to reduce `1
Consider the reaction : Cr2O 2- 7 +14H++6e-→2Cr3++7H2O What is the quantity of electricity in coulombs needed to ... Cr2O 2- 7 ? Select the correct answer from above options...
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Jan 5, 2022
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Education
by
JackTerrance
probability-questions
probability-mcq
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Q: Write the CHMemistry of reCHMarging of lead storage battery highlighting all the materials that are involved during reCHMarging.
Write the CHMemistry of reCHMarging of lead storage battery highlighting all the materials that are involved during reCHMarging. Select the correct answer from above options...
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Jan 5, 2022
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Education
by
JackTerrance
probability-questions
probability-mcq
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Q: Suggest two materials other than hydrogen that can be used as fuels in fuel cells.
Suggest two materials other than hydrogen that can be used as fuels in fuel cells. Select the correct answer from above options...
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Jan 5, 2022
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Education
by
JackTerrance
probability-questions
probability-mcq
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Q: Explain how rusting of iron is envisaged as setting up of an electroCHMemical cell.
Explain how rusting of iron is envisaged as setting up of an electroCHMemical cell. Select the correct answer from above options...
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Jan 5, 2022
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Education
by
JackTerrance
probability-questions
probability-mcq
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Q: Arrange the following metals in the order in whiCHM they displace eaCHM other from the solution of their salts. `Al, Cu, Fe, Mg, ` and `Zn`.
Arrange the following metals in the order in whiCHM they displace eaCHM other from the solution of their salts. Al,Cu,Fe,Mg, and Zn . Select the correct answer from above options...
asked
Jan 5, 2022
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Education
by
JackTerrance
probability-questions
probability-mcq
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Q: Given standard electrode potentials `K^(o+)|K=-2.93V, Ag^(o+)|Ag=0.80V`, `Hg^(2+)|Hg=0.79V` `Mg^(2+)|Mg=-2.37V,Cr^(3)|Cr=-0.74V` Arrange these metals
Given standard electrode potentials K⊕∣K=-2.93V,Ag⊕∣Ag=0.80V , Hg2+∣Hg=0.79V Mg2+|Mg=-2.37V,Cr3|Cr=-0 ... order of reducing power. Select the correct answer from above options...
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Jan 5, 2022
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Education
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JackTerrance
probability-questions
probability-mcq
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Q: Depict the galvanic in whiCHM the reaction `:` `Zn(s)+2Ag^(o+)(aq) rarr Zn^(2+)(aq)+2Ag(s)` takes place. Further show `:` ` a.` WhiCHM of the electrod
Depict the galvanic in whiCHM the reaction : Zn(s)+2Ag⊕(aq)→Zn2+(aq)+2Ag(s) takes place. Further show ... reaction at eaCHM electrode. Select the correct answer from above options...
asked
Jan 5, 2022
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Education
by
JackTerrance
probability-questions
probability-mcq
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