Which of the following elements does not form an ion with a charge of 1+?
1. fluorine
2. hydrogen
3. potassium
4. sodium

If the density of water is 1.0 g/cm3, which of these materials would float in water, based on their densities? check all that apply. aluminum cork iron lead wax

Arecipe calls for 1.2 cups of oil. how many liters of oil is this?

Provide a stepwise curved arrow mechanism that fully explains the outcome of the reaction shown below. oh нао* heat он