- Chemistry scavenger hunt HELP!!

haha if anyone did these plz repost and reply haha i would appreciate it thanx!
40. Something containing L-carvone or D-carvone. Identify which one you have. What characteristic does it impart to the substance which distinguishes it from the item you did not bring in.

41. The solid product of the reaction between aqueous solutions of calcium chloride and sodium carbonate. Balanced equation, chemical formula and common name required.

42. An aqueous solution of a nonelectrolyte. Identify the solute and solvent by common name.

43. A molecule with bonding that follows the octet rule. Common name, chemical name, chemical formula required.

44. A hydrated crystal. Chemical formula, common name and chemical name required.

45. 2-propanol. Common name and chemical formula required.

46. 0.30 mol of sodium carbonate. Calculations, chemical formula and common name required. (no work, no credit, no kidding)

47. A polymer of vinyl chloride. Define polymer. Identify the specific subunits of this polymer. Common name required.

48. An oxide of an element. Common name, chemical name, chemical formula required.

49. The salt produced when magnesium hydroxide reacts with sulfuric acid. Balanced equation, chemical formula, chemical name, and common name required.

50. The amount of NaCl produced from 10.0 g of sodium hydrogen carbonate reacting with an excess of hydrochloric acid. Assume 75 % yield. Balanced equation and calculations required. (no work, no credit, no kidding)