What does a line spectrum tell us about the structure of an atom?

What does the picture tell us?

What does the picture tell us?

What is emission spectrum?

What is absorption spectrum?

What does the schematic diagram tell us about the esophagus ?

When RNA is hydrolysed there is no relationship among the quantities of different bases obtained . What does this fact suggest about the structure of RNA ? Single stranded structure of RNA.

What does this tell us about the conditions under which iron articles rust?

What does the case tells us about a water resource and its effect on farmers ?

Draw the atomic structure of Hydrogen atom.