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a) how many millileters of 0.120MHCl are needed to completely neutralize 50.0mL of 0.101MBa(OH)2 solution.
b) how many millileters of 0.125MH2SO4 are needed to neutralize 0.200g of NaOH
What is the molecular formula of a product obtained by adding fluorine to 1-butene and then cracking out
Describe spectroscopic or chemical tests to distinguish between the following pairs of compounds
The normal melting point of benzene is 5.5 degrees Celsius . For the process of freezing, what is the sign for each of the following
A system at equilibrium contains I2(g) at a pressure of 0.16 atm and I(g) at a pressure of 0.20 atm. The system is then compressed to half its volume
Describe how to prepare 50.0mL of 5.30 x10-2 M solution from pure drug and water.
What is the pKa for the acid HA if a solution of 0.65 M HA and 0.85 M NaA has a pH of 4.75?
A weather balloon at Earth's surface has a volume of 4 L at 294 K and 746 mm Hg. If the balloon is released and the volume reaches 4.19 L at 715 mm Hg.
you take an unknown solution and measure 1ML of it into a flask. You dilute it with 25mL of water and 10mL of H2SO4. You titrate the solution with 19.80 mL of KMnO4. The (MnO4)- is reduced to (Mn) 2+ by the unknown solution.
The following pictures represent the progress of a reaction in which two A molecules combine to give a more complex molecule A2, 2A ? A2. What is the order of reaction with respect to A?
A buffer may be prepared by mixing a weak acid with a roughly equivalent amount of strong base. Which of the acids below is best for the preparation of a buffer with a pH of 4.00
calculate the lattic parameter and the atomic radius from this information. (b) What is the planar density of atoms in the (110) plane (and sketch how they are arranged).
What is the expected molar solubility of silver phosphate, Ag3PO4 in water? B) What is the expected molar solubility, in ppt (parts per thousand), of lead(II) iodide, PbI2 in water
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