Why does a ball bounce ?
Answer / guest
Because it is elastic. When is pressed out of its space, it
tends to return to its original shape.
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State beer-lambert’s law.
Can a molecule be divided ?
Distinguish between flannel and flannelette ?
On the cold morning, a gardener touches the iron blade of his spade with one hand and its wooden handle with other hand. Why does he feel the iron blade to be colder than the wooden handle ?
Why is it dangerous to have a coal fire burning with doors and windows closed ?
What forms the basis for colorimetric determination?
Why we use potassium dichromate in control of absorbance in uv region and copper sulphate in control of absorbance in visible region?
Why metallic tools used by blacksmiths have wooden handles ?
What is Nutralication ?
What is Molecular Formula ?
What is the metal used to extract copper from the solution of copper sulphate?
what is the relation between Total organic carbon and Chemical Oxygen demand?