Select odd one out.
I) O
II) Na
III) Cu
IV) Ag

The graph above shows how the price of cell phones varies with the demand quantity. the equilibrium price for cell phones is where both supply and demand quantities equal $100, 5,000 5,000, $100

(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?

Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife