Which color changes represent a positive reaction for the presence of starch using the iodine test?

Which uses electromagnetic radiation to discover the properties and composition of bodies in space? space probe space station space shuttle space observatory

What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2

Which one of the following bonds would you expect to be the most polar? a) b–h b) n–h c) p–h d) al–h e) c–h