Which conversion factor will you need to calculate the mass of PbCl4 formed when 22 grams of PbO2 react?

Which element forms an ionic bond with flourine? 1) fluorine 2) carbon 3) potassium 4) oxygen

What is the relation between concentration of reactants and the rate of chemical reaction?

Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.