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Rainy water at an inhabited place is the purest form of water.

4.0 liters of oxygen are mixed with 8.0 liters of nitrogen. Identify the solute and solvent in this mixture:

1053

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What is the reaction that occurs between iodine and sodium thiosulphate?

1056

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Why is disodium salt of edta preferred to edta?

1542

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Why we use potassium dichromate in control of absorbance in uv region and copper sulphate in control of absorbance in visible region?

2986

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Write the chemical formula for epsom salts?

1092

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What is photoelectric colorimeter?

1039

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What are the electrodes used in the measurement of ph for the determination of pka?

1294

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What is buffer?

1124

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What happens when the excess of stannous chloride is not removed

1127

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Mention a few advantages of photoelectric colorimetric determination.

1386

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What is the chemical formula of alum?

1167

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How are the waters classified based on the degree of hardness?

1153

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How many millilitre is equal to 1 litre and how many microliter is equal to litre?

1105

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What is the difference between volumetric solutions and test solutions

3216

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How will you calculate how many moles of glucose present in 320 ml of 5.0 m of glucose solution?

1105

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