A solution was prepared by mixing 20.00 mL of 0.100 M HNO3 and 120.00 mL of 0.200M HNO3. Calculate the molarity of the final solution of nitric acid. Molarity = M?
1. A solution was prepared by mixing 20.00 mL of 0.100 M HNO3 and 120.00 mL of 0.200M HNO3. Calculate the molarity of the final solution of nitric acid.
Molarity = M?
2. What mass of Na3CrO4 is required to precipitate all of the silver ions from 20.0 mL of a 0.700 M solution of AgNO3?
Mass = g?
3. What volume of 0.0208 M calcium hydroxide is required to neutralize 74.50 mL of 0.0104 M nitric acid?
Volume = mL?
4. A student titrates an unknown amount of potassium hydrogen phthalate (KNC8H4O4, often abbreviated KHP) with 20.67 mL of a 0.1400-M solution. KHP (molar mass = 204.22 g/mol) has one acidic hydrogen. What mass of KHP was titrated (reacted completely) by the sodium hydroxide solution?
Mass = g?
5. Determine the oxidation number of each element in the following:
a. NH3
N:
H:
b. SO32-
S:
O:
Specify which of the following are
| Redox? |
Oxidizing Agent |
Reducing Agent | Substance Oxidized | Substance Reduced |
| _____Yes/No |
| Redox? |
Oxidizing Agent |
Reducing Agent | Substance Oxidized | Substance Reduced |
| _____Yes/No |
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