23 - Solutions Questions Answers

20 ml of 0.5M hcl is mixed with 30ml of 0.3Mhcl  . xmolarity ?

 

Asked By: SIDDHARTHINI 7 Month ago
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Asked By: SIDDHARTHINI 7 Month ago
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In a 0.2 molar aqueous solution of a weak acid HX, the degree of ionization is 0.3. The freezing point of the solution will be nearest to
Asked By: KOMAL KUMARI 3 year ago
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In a 0.2 molar aqueous solution of a weak acid HX, the degree of ionization is 0.3. The freezing point of the solution will be nearest to
Asked By: KOMAL KUMARI 3 year ago
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In a 0.2 molar aq solution of a weak acid HX, the degree of association is 0.3. The freezing point of the solution will be nearest to ......ans is -0.48°C
Asked By: ARMAN SHAIKH 4 year ago
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In a 0.2 molar aq solution of a weak acid HX, the degree of association is 0.3. The freezing point of the solution will be nearest to ......ans is -0.48°C
Asked By: ARMAN SHAIKH 4 year ago
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Q.WRITE CELL RECTION OF THE FOLLOWING- .{1} ZN | ZN2+ || cu2+ |cu    {2}    PT {H2} | HCL || CL2{PT}                                       

Asked By: PINKU UMAR 5 year ago
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Answer Strategies and trick by Manish sir (it will help you to solve it by yourself)

Zn                  ----------->   Zn++   +   2e-

Cu++ + 2e-   ----------->   Cu

 

 

H2  -------->  2H+  +   2e

Cl+ 2e-      -------->  2Cl-

one molar solution of sulphuric acid is equal to  2N. how???

sir  as we know for sul.acid n factor = 2

so  normality will be = 2xM  thus M = N/2 

but ans is 2N so plz give account of it .

Asked By: SARIKA 5 year ago
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Answer Strategies and trick by Manish sir (it will help you to solve it by yourself)

molarity = 1 

and N = nM = 2(1) = 2

hence it is clear 

What osmotic pressure would the 1.25 m sucrose solution exhibit at 25°C ? The density of this solution is 1.34 g/ml.

The answer is 28.6 atm. How???

Asked By: SWATI KAPOOR 5 year agoSolved By: BONEY HAVELIWALA
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Chemistry >> Physical Chemistry >> Solutions Engineering Exam

q. = Mass of solution of 1 molal glucose solution to get 0.2 molal glucose is.

a.200

b.300

c.236

d.108

Asked By: NIRMIT MAHESHWARI 5 year ago
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Answer Strategies and trick by Manish sir (it will help you to solve it by yourself)

I think question is incomplete, correct it first

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