Ink is mixture of ……………. in water.
A) dye
B) salt
C) sugar
D) acid
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In the anaerobic respiration experiment, the blue dye diazine green (Janus Green-B) turns
Answer is (B) Pink
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When the components of the mixture formed are uniformly distributed through out it there it is called …………….. mixture.
A) homogeneous
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When the components of the mixture formed are not distributed uniformly throughout it, then the mixture is called ……………. mixture.
B) heterogeneous
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Dye present in an ink can be separated by ………….. A) distillation
B) evaporation
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Ink is a mixture of a dye in water. We can separate the components in the ink using evaporation. The correct observation in the experiment is
Correct option is (A) i and ii Ink is a mixture of dye in water. We can separate the components in the ink. Using evaporation water in ink is evaporated thus...
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Ink is a mixture of a dye in water. We can separate the components in the ink using evaporation. The correct observation in the experiment is
2 Answers
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Ink is a mixture of a dye in water. We can separate the components in the ink using evaporation. The correct observation in the experiment is
2 Answers
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Rate of diffusion is high in A) ink drop
Correct option is C) oxygen
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An ink pen, with a cylindrical barrel of diameter `2cm` and height `10.5 cm,` and completely filled with ink, can be used to write `4950` words. How m
Correct Answer - B (i) `1 ml =1 cm^(3)`. (iii) Find the number of words per 1 ml of ink.
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Hair dye contains
Correct Answer - C Hair dye contains silver nitrate.
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