Author: Anonymous

Convert 0.025 km into cm.

Write the complete electron configuration for Se (#34). Use the superscript key () in the toolbar to type the number of electrons in the sublevels. 

Which of the following class of organic compounds is commonly identified by its pleasant smell?

Which of the following compounds is used as a preservative?

Which of the following responses includes all of the properties of a solid and none of the properties of a liquid or gas? occupies a definite volume                 no attractive forces between the particles incompressible particles have very low kinetic energy very low density high diffusion rate

Which of the following represents an alkyne?

Draw expanded structural formulas for the following organic compounds.  If you prefer, you can use hash marks (lines) to indicate the hydrogen in each. Draw your structures on a separate sheet of paper and immediately after submitting the exam, take a picture of your work and upload it into the Final Exam Pictures link located in Final Exam module in Canvas. Please make sure to number each structure.  1)   2,3,3-trimethyl-1-hexene 2)  3-ethyloctane 3)  CH3(CH2)5CH3 4)  Draw a structural isomer of pentane (must be a compound other than pentane) and Correctly name the compound that you draw.

What is the difference between butane and butene? 

Write the molecular formulas for an alkene containing 9 carbon atoms. Use the subscript key () in the toolbar to type subscripts in the formula.

Given the equation: calculate the molarity of 125 mL of a solution in which 12.8 grams of Na2CO3 are dissolved.  To receive full credit:  You must show your conversions and final equation, with numbers and units.  You can use the equation editor in the toolbar ()to insert an equation (include numbers and units) into the answer box. Within the equation editor itself use the  to type conversions and the final equation.  Don’t forget to include your final answer.   Or, you can do your work on a separate sheet of paper and immediately after submitting the exam, take a picture of your work and upload it into the Final Exam Pictures link located in Final Exam module in Canvas.