August 2015  Chemistry Regents #46-50

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Questions

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1 link the atoms add onto the unsaturated molecule
2 link electrochemical cells need a battery to make it work
48 What is the volume of 0.30 M NaOH(aq) needed to completely neutralize 15.0 milliliters of 0.80 M HCl(aq)?

(1) 3.6 mL     (3) 20. mL

(2) 5.6 mL     (4) 40. mL

4 link MaVa=MbVb    

0.80M*15.0mL=0.30M*V

 

4 link look for the nuclear reaction with 1 reactant (the stuff to the left of the arrow)
4 link top # - bottom #

 

Questions 1-5 Questions 6-10 Questions 11-15 Questions 16-20 Questions 21-25 Questions 26-30 Questions 31-35 Questions 36-40 Questions 41-45 Questions 46-50

Questions 51-54 Questions 55-57 Questions 58-59 Questions 60-61 Questions 62-65 Questions 66-68 Questions 69-72 Questions 73-74  Questions 75-76  Questions 77-78  Questions 79-80  Questions 81-82  Questions 83-85

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