1. What metal is oxidized in the most common dry cell?
zinc
iron
carbon
copper

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?

What type of chemical bond is formed between two atoms of bromine 1. metallic 2. hydrogen 3. ionic 4. covalent

Use the de broglie's wave equation to find the wavelength of an electron moving at 4.5 × 106 m/s. show your work. note: h= plank's constant (6.62607 x 10-34 j s)