Which microscopic representation best represents a solution

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

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a

Find the mass, in grams, of 5.00*10^23 molecules of f2