Related Questions

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
The alcohol and water in a mixture are in the ratio of 7 : 8 respectively. If 11 litre water is added to it, then the ratio of alcohol and water in the new mixture becomes 3 : 5. What is the total quantity (in litres) of the alcohol in the new mixture?
A 21
B 24
C 35
D 32
A container holds 4 quarts of alcohol and 4 quarts of water. How many quarts of water must be added to the container to create a mixtore that is 3 parts alcohol to 5 parts water by volume ?
A 4/3
B 5/3
C 7/3
D 8/3
A mixture of alcohol and water contains 7% alcohol. How much mixture (in litres) is required to get 357 litres of alcohol?
A 6300
B 4200
C 4900
D 5100
In what ratio should a 20% methyl alcohol solution be mixed with a 50% methyl alcohol solution so that the resultant solution has 40% methyl alcohol in it?
A 1 : 2
B 2 : 1
C 1 : 3
D 3 : 1
3 liters of water is added to 11 liters of a solution containing 42% of alcohol in the water. The percentage of alcohol in the new misture is:
A 33%
Which of the following binary systems is an example of a maximum boiling azeotrope?
A Water-hydrochloric acid
B Acetone-carbon disulphide
C Water-ethyl alcohol
D N-heptane-n-octane
What is the number of degree of freedom for a system of two miscible non-reacting species in vapor-liquid equilibrium forming an azeotrope?
A 3
B 2
C 1
D 0
What is the degree of freedom for two mis-cible (non-reacting) substances in vapor-liquid equilibrium forming an azeotrope?
A 0
B 1
C 2
D 3
A minimum boiling azeotrope is exemplified by
A Toluene-benzene
B Acetone-carbon disulphide
C Water-isobutyl alcohol
D None of these

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