Which of the following individuals would be recommended to receive an annual influenza vaccine? Select all that apply.

41) Methane (CH4) is being considered for use as an alternate auto mobile fuel to replace gasoline. One gallon of gasoline could be replaced by 656 g of methane. What is the volume of 656 g methane at 25 °C and 745 torr? PV = nRT   [R = 0.08206 L. atm/mol. K]

25)Which of the following best represents the 3-dimensional view of H2N–?

14) What is an appropriate set of 4 quantum numbers for the last electron in an atom of Au? [Au Atomic Number = 79]

38) How many moles of hydrogen chloride are in 36.5 mL of a 2.00 M HCl solution? How many grams of HCl present in that solution?

21) Which one of the following molecules contain both covalent and ionic bonds?     NaCl                   NH4OH                    CH3OH                   MgCO3       I                          II                           III                          IV  

35)  Calculate the mass of hydrogen formed when 25 grams of aluminum react with excess hydrochloric acid.                                                                                  2Al + 6H   Arrow-Single(12).png  Al2Cl6 + 3H2

29) Which of the following substances is INSOLUBLE?                          [Hint: Use the solubility chart].

20) Identify the subshell in which electrons with the following quantum numbers are found: n = 3, l = 1 n = 5, l = 3 n = 2, l = 0 n = 4, l = 2

11) Which of the following pairs of molecules and their molecular geometries are Wrong?