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Chemistry

Chemistry
Which of the following gases will effuse out of football bladder most quickly ?

O2
N 2
He
H2

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Chemistry
Concentration of a material which is lethal to 50% animal is called

ADI
LD50
NOAEL
LC50

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Chemistry
Iodine value is used to estimate

Unsaturation in oil
Alkali content in oil
Carboxylic groups in oil
Hydroxyl groups in oil

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Chemistry
Which one is the most dense liquid from the below

Gasolin
Choloform
Water
None of these

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Chemistry
Sodium bicarbonate is commercially known as

Caustic soda
Soda lime
Washing soda
Baking soda

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Chemistry
Vinegar is ________ .

Diluted formic acid
Glacial acetic acid
Glacial formic acid
Diluted acetic acid

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