MOLEcular Mathematics
To solve the puzzle and get the message, use your calculator to do the calculations. Then invert the calculator and read off the message word(s). For example, "11345" is "shell". Insert the message words in the sentences at the bottom of the page. Round off all atomic masses to the nearest whole number before using them.

1 a)   i) Mass of 100 moles of Arsenic                    = ____________
        ii) Add the mass of 1 mole of Cesium to (i)     = ____________
       iii) Add 101 to (ii)                                              = ____________
            Word answer to (a)                                      = ____________

   b)  i)  Number of moles in 10003 g of Hydrogen = ____________
       ii)  Add the mass of 3281 moles of Carbon     = ____________
      iii)  Add 1(a)(iii) to (ii)                                       = ____________
            Word answer to (b)                                     = ____________

   c)  i)  Mass of 10 moles of Germanium               = ____________
       ii)  Add mass of 1 moles of Neon to (i)            = ____________
      iii)  Subtract mass of 1 moles of Calcium
            from (ii)                                                       = ____________
            Word answer to (c)                                     = ____________

   d)  i)  Multiply 1(c)(iii) by 10                               = ____________
       ii)  Add mass of 5 moles of Neon to (i)           = ____________
       iii)  Subtract 95 from (ii)                                  = ____________
            Word answer to (d)                                    = ____________

2 a)  i)  Number of moles in 8385 g of Potassium  = ____________
       ii)  (i) multiplied by the atomic mass of Neon  = ____________
      iii)  (ii) added to 511208                                    = ____________
            Word answer to (a)                                     = ____________

  b)   i)  2(a)(iii) multiplied by 14                             = ____________
       ii)  Mass of 37243 moles of Nitrogen             = ____________
      iii)  (i) added to (ii)                                            = ____________
            Word answer to (b)                                     = ____________

3 a)  i)  Mass of 5 moles of Iron (II) metasilicate   = ____________   (FeSiO3)
       ii)  Add number of moles in 1102 g Fluorine    = ____________
      iii)  Subtract (ii) from 1606                                 = ____________
            Word answer to (a)                                       = ____________

  b)  i)  Mass of 151 moles of Vanadium                 = ____________
      ii)  Add mass of 2 moles of Neon minus 6        = ____________
           Word answer to (b)                                       = ____________

  c)  i)  Mass of 1005 moles of Sodium                   = ____________
      ii)  8226 added to (i)                                          = ____________
      iii)  (b)(ii) added to (ii)                                       = ____________
          Word answer to (c)                                       = ____________

4 a)  i) Mass of 3000 moles of Sodium nitrate      = ____________
       ii) Add the mass of 1000 moles of Lead         = ____________
      iii) Subtract the mass of 21346 moles
           of Helium                                                      = ____________
          Word answer to (a)                                       = ____________

  b)  i)  Mass of 24 moles of Ammonium fluoride  = ____________
       ii)  Add the atomic mass of Hydrogen plus
            that of Oxygen                                            = ____________
            Word answer to (b)                                     = ____________

   c) i)  Mass of 100 moles of Manganese             = ____________
      ii)  Add the molar mass of Lithium                  = ____________
           Word answer to (c)                                      = ____________

5 a)  i) Mass of 1100 moles of Chromium             = ____________
       ii) Subtract 3481 from (i)                                 = ____________
      iii) Subtract the mass of 0.125 mole of
           Cadmium                                                     = ____________
           Word answer to (a)                                     = ____________

   b) i) Take the atomic number of Mercury
           multiplied by its molar mass                      = ____________
      ii)  Subtract (the number of electrons in
           Oxygen's outer shell times its atomic
           mass) from (i)                                              = ____________
     iii)  Add the mass of 436 moles of Nitrogen
           gas plus 30957 to (ii)                                   = ____________
           Word answer to (b)                                     = ____________

6 a) i)  Mass of 23538 moles of Oxygen atoms    = ____________
           Word answer to (b)                                     = ____________ 


1) It is said that in ________ the water __________, and hot _______ rises from the ________.

2) My ____________ calling me with _________________.

3) _________ the paper boy might _________ you the _______ and Mail.

4) A ____________ is the opposite of a ________, as a win is the opposite of a _________.

5) Paul Simon once sang of South-African miners with diamonds on the _____ of their ________.

6)  I hope this did not _________ your mind.

Created by Aaron Slepkov, Merritton High Shool, St. Catherines, ONT