Draw the structures of the following and write out their names : i. CH2 = C(CH3)CH=C(Cl) - CH3
ii. CH3 CH2 C(CH3) Cl CH(CH3) C(Br)2 CH3

219 grams of iron (iii) oxide reacts with excess carbon according to the reaction equation shown below. fe2o3 + c → fe + co2 after a scientist performs the chemical reaction they find the actual yield of iron to be 57.4 grams. calculate the percent yield of this chemical reaction.

An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.