ATTENTION:  GO AND UPLOAD YOUR SCRATCH PAPER INTO THE EXAM #2 UPLOAD WORK HERE SUBMISSION PAGE – FOUND IN THE EXAM MODULE DIRECTLY BELOW THE LINK TO FINAL EXAM.  You have 15 minutes to upload ONE pdf file to the submission page.  No late work submissions will be accepted.   Upload to Final Exam Upload Work Submission Page in the Exam Module   You MUST upload your work or receive no credit for the SHOW WORK problems.

What volume of a 0.687 M solution of CaCl2 contains 1.28 g of solute?

 What is the hybridization of the following molecule?

Which of the following is the correct order of boiling points for KNO3, CH3OH, C2H6, Ne?

What is the name of this molecular geometry?

In the Lewis structure for ICl2–, how many lone pairs of electrons are around the central iodine atom?

Is the following molecule polar or nonpolar?  

A solution is prepared from 64.4 g of a nonvolatile, non-dissociating solute and 85.0 g of water. The vapor pressure of the solution at 60°C is 132 torr. The vapor pressure of water at 60°C is 150. torr. What is the molar mass of the solute? STATE JUST YOUR ANSWER INCLUDING UNITS IN THE TEXT BOX BELOW. Do not show work in the text box.  # your question on scratch paper and label answer,  Include units   If your number is in scientific notation use the superscript or subscript buttons in the task button up in the task bar above. Show all work or receive no credit Show work to webcam upon completion of this problem.  Show units and chemical name or formulas if applicable.   Spelling counts.  Sig Figs will not count unless otherwise stated.  You will be asked to scan all your work at the end of the exam.

Consider the reaction, which is exothermic as written, PCl5(g)  PCl3(g) + Cl2(g).  Which direction will the reaction shift in order to reach equilibrium again?  Use arrows to denote right of left  —–>     or   

The rate constant for a reaction at 40.0°C is exactly 3 times that at 20.0°C. Calculate the Arrhenius energy of activation (kJ/mol) for the reaction. STATE JUST YOUR ANSWER INCLUDING UNITS IN THE TEXT BOX BELOW. Do not show work in the text box.  # your question on scratch paper and label answer,  Include units   If your number is in scientific notation use the superscript or subscript buttons in the task button up in the task bar above. Show all work or receive no credit Show work to webcam upon completion of this problem.  Show units and chemical name or formulas if applicable.   Spelling counts.  Sig Figs will not count unless otherwise stated.  You will be asked to scan all your work at the end of the exam.