Fire extinguishers are filled with a gas called
Mixing of metals with other metals or non-metals makes
Iron fillings can be separated from iron and sulphur mixture by
The constituents may combine in any portion by mass in
Mud particles cannot pass through
Perfume industry obtains fragrant oil from plants using technique
The condensed water collected in conical flask is called
A method which is used to separate, analyze or identify the different components in mixture such as food, dyes and inks is called
Boiling point is a point at which liquid turns in to
Sea water is left in shallow pans to
The gases in the air can be separated by process of
Mixtures may comprise
The 'technique' which is used in water treatment plants, is
Saline solution is mixture of
Mud, water and other substances form
When mixtures are formed there is no exchange of
The melting point of 'sodium' is
In clean air, the composition of oxygen by volume is
A separation technique which is used to obtain liquid from a solution by heating, is called
Alloys are impure and they make elements more
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