1. What two components are requirec to generate a nonluminous flame? 2. Calculate the average of the following values. 5.25,5.84,5.36,5.23,5.71 3. A 15.56g unknown solid is carefully pleced into a graduated cylinder that initially contains 23.45mL of water. With the solid completely submerged the volume in the cylinder now reads 26.90mL. a. What is the volurne of the solid? b. Calculate the density (in g/mL ) of the uncnown soid. The mass of a beaker is 5.33g. After 5.00mL of an unknown liquid is pipetted into the beaker, the mass of the beaker plus the liquid is 11.23g. Calculate the density (in g/mL ) of the unknown liquid