One of the criteria for confirming the purity of benzene ...
One of the criteria for confirming the purity of benzene is to determine its
heat capacity
boiling point
mass
colour
Correct answer is B
Any pure substance will have a specific melting and boiling point. The presence of impurities alters the boiling point of benzene.
Which of these properties gives a solid its definite shape? ...
The greater the different in electronegativity between bonded atoms, the? ...
A neon atom is chemically nonreactive because ...
It can be deduced from the vapour pressure curves above that...
The shapes of water, ammonia, carbon (iv) oxide and methane are respectively ...
When an atom gains an electron, it becomes properties ...
Sodium hydroxide solution can be conveniently stored in a container made of? ...