Question

How many molecules of vitamin C are present in 20.4 g of vitamin C? (Chemical formula of vitamin C is C6H8O6)

Answer 1

@wolfe8

Answer 2

So from now on, this will be useful: http://erhs.rcsnc.org/UserFiles/Servers/Server_4766394/Image/Donna%20Scofield/mole%20conversion%20map.bmp

First find the number of moles using m/molar mass. Then recall that 1 mole of a substance contains an Avogardo's constant number of particles.

Answer 3

so first we will do this : Then we will multiply that with 6.002 * 10 ^6