Related Questions

In __________ process, ions of salts react with water to produce acidity or alkalinity.
A Hydration
B Hydrolysis
C Electrolysis
D Dialysis
Alkalinity in water is expressed as milligrams per litre in terms of equivalent
A Calcium carbonate
B Magnesium carbonate
C Sodium carbonate
D Calcium hydroxide
L is older than M and taller than N. O is younger than P, older than N and shorter than Q. R is older than S, younger than N, shorter than S and taller than Q. S is older than L, M, O, P, Q, R and S is necessarily false?
A O is the shortest of the group.
B N is the second tallest of the group.
C L is the tallest of the group.
D Q is the third oldest of the group.
A number is greater than 3 but less than 8. Also, it is greater than 6 but less than 10. The number is -
A 8
B 5
C 6
D 7
The product P of two prime numbers is between 9 and 55. If one of the prime numbers is greater than 2 but less than 6 and the other is greater than 13 but less than 25, then P =
A 15
B 33
C 34
D 51
which of the following has least Alkalinity ?
A NH4OH
B AgOH
C NH2OH
D NH2-NH2
Presence of __________ hardness is responsible for the temporary hardness in water.
A Carbonate
B Calcium
C Choride
D Sulphate
Equal amounts of water were poured into two empty jars of different capacities, which made one jar 1/4 full and the other jar 1/3 full. If the water in the jar with the lesser capacity is then poured into the jar with the greater capacity, what fraction of the larger jar will be filled with water?
A 1/3
B 1/4
C 1/2
D 1/5
Equal amounts of water were proured into two empty jars of different capacities, which made one jar 1/4 full and the other jar 1/3 full . If the water in the with the lesser capacity is then poured into the jar the greater capacity, What fraction of the larger jar will be filled with water?
A 1/3
B 1/4
C 1/5
D 1/2
If 4x is 9 greater than the sum of x and 3y, then x is how much greater than y?
A 3
B 6
C 9
D 12

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