Pure water is a neutral liquid`. Justify the statement.

"All vertebrates are chordates but all chordates are not vertebrates" Justify the statement.

When several passengers are standing in a moving bus, it is said to be dangerous. How will you justify this statement?

Latent heat of vaporisation of water is 540 cal/gm.Explain the meaning of the statement.

What is the ph of a neutral solution?

Cockroaches are uricotelic. Justify.

State whether the following statement is true or false : CNG is used as a liquid fuel at home.

If the density of pure water is 1g/ml then what is the molarity of water?

Solution of two volatile liquids A and B obey Roalt's law. At certain temperature, it is found that when the toal pressure above a solution is 0.53 bar. The mol fraction. A in the vapour is 0.45 & other liquid is 0.65. What are the vapour pressures of the two pure liquids at the given temperature?

What is the neutral colour of methyl orange indicator?

Fern prothallus is monoecious Justify.