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What is the common name of sodium carbonate?

Which acid is found in vinegar?

Absolute alcohol is prepared from rectified spirit by using the following process :

Which gas is added under pressure to make soft drinks fizzy?

What is the chemical name of the Laughing Gas?

Alkali metals have ______.

I. low melting points

II. low densities

The process of converting a solid directly into its vapor is called:

A radioactive substance emits?

The time period of a pendulum when taken to the Moon would:

On a clean glass plate, a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because: