Which rules govern the given reactions? State the rules too. (1) CH3-CH2-CH2-CH2-CHBr-CH3 CH3-CH2-CH=CH-CH3
(ii) CH3-CH=CH2 + HBr + CH3-CHBr-CH3

Asolution of sodium hydroxide was titrated against a solution of sulfuric acid. how many moles of sodium hydroxide would react with 1 mole of sulfuric acid?

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

How are isotopes of the same chemical element alike? how are they different?