pre lab questions: 1. Define “acid” according to the Bronsted-Lowry theory of ac

Question

pre lab questions:

1. Define “acid” according to the Bronsted-Lowry theory of acids and bases.

2. Hypothesize what might occur to the sodium bicarbonate when it reacts in Part B of this experiment. What will you see?

3. The NaI might undergo one of two different reactions when it reacts with 18 M sulfuric acid in Part C of this experiment. Describe what happens in both of these possibilities (in words or with reaction equations)

4. Lookup the physical appearance of I2 and Cl2. What do they look like?

5. Hypothesize what might occur to the magnesium and copper metals when they react with HCl in Part D of this experiment.

Explanation / Answer

1. Proton (H+) donor is acid.

2. Question is Incomplete

3. I. NaI + H2SO4 = NaHSO4 + HI

II. 2 NaI + H2SO4 = Na2SO4 + 2 HI

4. Cl2 is yellow - green color gas and I2 is black color solid

5. Mg + 2 HCl = MgCl2 + H2

CU + 2 HCl = CuCl2 + H2

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