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Answer the following questions showing appropriate work.
1) For the following substances, give the chemical name and indicate if it is strong, weak or non-electrolyte?
1a) Ca1Br2
1b) C1O2
1c) H1F1
2) For the following substances, give the chemical name and indicate if it is a weak acid, strong acid, weak base, or strong base.
2a) NH3 (called ammonia)
2b) H1(NO2)1 (also written HNO2
2c) H2SO4
2d) Mg1(OH)2
3) An Acidic solution has a pH value greater than 7.0, True or False.(Circle one)
4) Give one characteristics/property of an acid (besides producing H1+ when in water).
5) Reacting with a metal to produce hydrogen gas is a characteristic of most bases. True or False.
6) Which of the following will produce OH1- when added to water: Acid or base (Circle one).
7) pH scale counts H1+ concentration using a inverse log scale. True or False (Circle one)
8) Which of the following types of solution will have a higher OH1- concentration an H1+ concentration: Acidic, Neutral or Basic solution (Circle one).
9) Which of the following ionizes (or dissociates) 100% in water: Strong acid/base or Weak acid/base? (Circles one)
10)
11a. What is the [H+] of 4.92E-7 M H2CO3 solution (Carbonic acid is actually a weak acid but let us assume it is a strong acid for this calculation)?
Reaction : __________________________________________________
11b) What is the pH of that solution?