What mass of hydrogen peroxide (H2O2) must decompose to produce .77g of water?*Show all work!

Five students had to answer the question how are elements arranged in a periodic tabledamon: i think the elements are arranged by increasing massflo: i think the elements are arranged according to their properties sienna: i think the elements are arranged by when their discovers kyle: i think the elements are arranged according to how common they areglenda: i don't agree with any of themwho is right

Calculate the mass of silver needed to react with chlorine to produce 126g if silver chloride?

What is the independent variable in this investigation? mass volume sample number substance density