Which water does not contain dissolved solids?

When Nitrogen dioxide dissolves in water what it forms?

Which is known as gypsum?

When Sulphur trioxide dissolve in cold water forming______________

Ice, snow,frost etc are the______________state of water.

Which is used for removing grease stains?

Which burns with a dazzling white light?

Which water is used in swimming pool.

The resulting solution obtained when calcium reacts with water is___________in nature

Which does not react with cold or boiling water?