Why ph scale range is 14? Why it is not less or not greater than 14?
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Which gas is used, in laboratories etc. for burners ?
State lambert’s law.
Acid value definition is number milligrams of koh required to nuetralise the acid present in one gram oil & fats but why not use naoh for nuetralisation?
How is librated iodine estimated?
Is diamond element ?
What is chemistry ?
What is polar hcl?
Which expands to the greatest, when heated : silids, liquids or gases ?
What is wave length?
What is General Properties of Acids ?
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which gas is called laughing gas?
From what raw material is paper manufactured ?