A vitamin supplement was found to weigh 900 mg. It contained 50.51% fluorine, and the remaining amount was iron. What mass of each element could be recovered from this vitamin?

How do i complete this electrolysis of water lab? i’m at home, so i don’t have the materials, and the lab didn’t properly work and was incomplete at school.

After watching the video "zinc strip in copper nitrate solution", and reading the instructions, click on the link labeled "start" just below the drawing of the pencil tip. follow the direction to complete the 3x3 grid. answer the below questions for the portion of the activity in which sn(s) is placed in agno3(aq)

Which formula can be used to calculate the molar mass of hydrogen peroxide