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Choose Your Plan To Proceed
In which of the following state molecules do not leave their position?
Solid
Gas
Liquid
Plasma
Which of the substance is the lightest one?
Aluminium
Mercury
Copper
Lead
SI Unit of pressure is pascal, which is equal to
$10^{4} Nm^{-2}$
$1 Nm^{-2}$
$10^{-6} Nm$
$100 Nm^{-3}$
