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1 . What is the concentration of HCl if it takes 63.0mL of 0.1 M NaOH to neutralize 140mL of the acid?
2 . If it takes 58.5mL of of 0.5 M potassium hydroxide to neutralize 135 mL of sulfuric acid, what is the concentration of the acid?
3 Describe the preparation of 2.00 L of 0.0500 M AgNO3 from the primary standard grade solid. Atomic masses: Ag = 108 N = 14 O =16
1.What is the concentration of HCl if it takes 63.0mL of 0.1 M NaOH to neutralize 140mL of the acid?
2. If it takes 58.5mL of 0.5 M potassium hydroxide to neutralize 135 mL of sulfuric acid, what is the concentration of the acid?
3. Describe the preparation of 2.00 L of 0.0500 M AgNO3 from the primary standard grade solid. Atomic masses: Ag = 108 N = 14 O =16
if p1=4 atm and v1=3 l, what will v2 be if p2=7.3 atm?
How much potassium in ammonium sulfate?
When Iron 2 hydroxide is mixed with phosphoric acid, iron 2 phosphate and water are formed. Write the balance equation foe this reaction. If 3.20g of iron 2 hydroxide I'd treated with 2.50g of phosphoric acid, what is the limiting reagent
it requires 2 sticks of butter to make a batch of 20 cookies. How much butter will it take to make 150 cookies.
Balance the following reactions by half-reaction method. Identify the oxidizing agent and the reducing agent. Show your process in balancing the reactions.
O.A. R.A.
a. Fe3+ + Sn2+ Fe2+ + Sn4+
b. NO3- + Cu NO2 + Cu2+
It is desired to prepare cupric sulfate solution by dissolving 250 grams of cupric sulfate inenough water to a volume of 900 mL. The solution has a density of 1.405 g/mL. Calculate: a) % by weight of solute c) mole fraction of solute b) Molality d) Normality
The density of toluene, C7H8, is 0.867 g/mL and the density of thiopene, C4H4S , is 1.065 g/mL. A solution is prepared by dissolving 14.0 mL of thiopene, in 250 mL toluene. What is the concentration of thiopene in this solution expressed in:
a. vol %
b. mole %
c. Molarity
d. Molality
Balance the following reactions by half-reaction method. Identify the oxidizing agent and the reducing agent. Show your process in balancing the reactions.
Ti3+ + Fe(CN)63- TiO2+ + Fe(CN)64-
Ag + I- + Sn4+ AgI + Sn2+
HNO2 + MnO4- NO3- + Mn2+
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