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How do i differentiate acids from compounds that contains hydrogen and an anion, or oxyanions and are not acids?
A solution of 120 mL of 0.150 M KOH is mixed with a solution of 260 mL of 0.200 M NiSO4. How many grams of the precipitate can be formed?
A solid laboratory unknown contains two substances, lead(II) carbonate and potassium carbonate. A 5.000 g sample of this unknown was treated with aqueous nitric acid to dissolve it, then, after further treatment to adjust the acidity, it was treat..
A solution is 0.05 M in Cr2O7^-2 and 0.003 M in Cr3-. If the pH is 4.0, What is value of the potential of the half reaction?
In a cell constructed between a compartment containing a zinc electrode immersed in a 0.1 M ZnSO4 (aq) solution and a compartment containing a copper electrode immersed in a 0.1 M CuSO4 (aq) solution,
If the final solution has a chloride ion concentration of 1.80M which choice is closest to the concentration of the original SrCl2 solution?
Calculate the mass of silver nitrate (in grams) in a 145 mL solution of 5.38 M AgNO3.
If 164 mL of wet H_2 is collected over water at 24 C and a barometric pressure of 736 torr, how many grams of Zn have been consumed? (The vapor pressure of water is 22.38 torr.)
Important information about Net ionic equation, What is the net ionic equation of 2Fe(NH4)2(SO4)2*6H2O + 6K2C2O4 + H2O2 + H2SO4
A 9m^3 room contains a canister of CO2 with a faulty valve. At a level of 75 mole % CO2, breathing the air becomes lethal. The room temperature is 25 degrees Celcius.
A student evaporated 100.0 mL of a saturated TlCl solution and found the solid TlCl she recovered weighed
How many grams of NH4Cl must be added to 424 mL of a 0.69 M solution of NH3 to prepare a pH = 9.00 buffer.
How many moles of KMnO4 are present in 25.0 mL of a 0.0900 M solution?
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