When the following equation is balanced, kclo3 (s) → kcl(s) + o2(g), the coefficient of kclo3 is a) 1 b) 2 c) 3 d) 4

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

The element chlorine has two stable isotopes, chlorine-35 with a mass of 34.97 amu and chlorine-37 with a mass of 36.95 amu. from the atomic weight of cl = 35.45 one can conclude that:

What are alloys? give two examples of it. identify the composition of solute and solvent in it. (can someone me fast its urgent! )