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Chemistry

Chemistry
The apparatus used to test acidity of aqueous solution is

Acidmeter
PH meter
Ammeter
Hygrometer

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Chemistry
London smog is found in

Winter during day time
Summer during day time
Summer during morning time
Winter during morning time

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Chemistry
Two moles of an ideal gas expand freely into vacuum. The work done by the gas is

2J
Infinity
4J

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Chemistry
Epsom salt is used

In softening water
In paper industry
As purgative
In making tooth paste

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Chemistry
The most abundant inert gas in the atmosphere is

Helium
Krypton
Neon
Argon

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Chemistry
Milk is a

Mixture
None of these
Metal
Element

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