32 gm of O2 to mole of O2

Which answer lists the fundamental forces in order from strongest to weakest

Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat

What type of electromagnetic radiation has a shorter wavelength than blue light