Related Questions

Diaphragm electrolytic cell as compared to mercury electrolytic cell
A Produces 70% NaOH solution
B Requires less specific power consumption for the production of chlorine
C Requires lesser investment for similar capacity
D All of the above
Concentration of NaOH solution produced by mercury electrolytic cell is about __________ percent.
A 10
B 25
C 50
D 98
Mercury electrolytic cells are preferred over diaphragm electrolytic cell (for production of caustic soda), as it
A Has larger production capacity per unit cell
B Consumes less power per ton of Cl2 produced
C Produces high purity (70%) caustic soda directly
D All of the above
Solution X is 10% percent alcohol by volume, and solution Y is 30 percent alcohol by volume. How many milliliters of solution Y must be added to 200 milliliters of solution X to create a solution that is 25 percent alcohol by volume?
A 600
B 800
C 300
D 250
E None of these
250 mL NaOH এর দ্রবণে 5.0g NaOH দ্রবীভূত আছে। ঐ দ্রবণে NaOH এর মোলার ঘনমাত্রা (Molar concentration) কত?
A 1.5 M
B 0.7 M
C 0.5 M
D 1.8 M
1N 100 mL NaOH এর সঙ্গে 2N 150 mL NaOH মিশ্রিত করলে মিশ্রিত NaOH এর শক্তি কত হবে ?
A 1.2 N
B 1.4 N
C 1.5 N
D 1.6 N
Solution X contains 7% (by weight) of liquid M and solution Y contains 14.5% (by weight) of liquid M. If 3 grams of solution X is mixed with 2 grams of solution Y, then liquid M accounts for what percent of the weight of the resulting solution?
A 6.09%
B 10%
C 10.75%
D 21.5%
Solution Y is 40 percent sugar by volume and solution X is 20 percent sugar by volume. how many gallons of solution that is 25 percent sugar by volume/
A 75
B 150
C 240
D 450
Chlorine gas is produced by the electrolysis of brine (NaCl solution with solid NaCl make up) in mercury electrolytic cell. Which of the following is the anodic reaction?
A Oxidation of Na+ ions
B Oxidation of Cl- ions
C Reduction of Na+ ions
D Reduction of Cl- ions
নিচের বিক্রিয়ার উৎপাদ / উৎপাদসমূহ কী? HCHO (গাঢ় NaOH দ্রবণ) / (conc.NaOH solution) Products(s)
A  CH3OH + CH4
B      CH4
C    CH3OH + HCOOH
D    HCOOH 

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