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What NaCl concentration results when 294 mL of an 0.780 M NaCl solution is mixed with 447 mL of a 0.200 M NaCl solution
Given the following partial pressure for the gases: Pnz=0.78atm Po2=0.19atm Ptrace=0.05atm Determine the total pressure for the mixture.
What is the pH of a buffer that results when 0.50 mole of H3PO4 is mixed with 0.75 mole of NaOH and diluted with water to 1.00 L, The acid dissociation constants of phosphoric acid are Ka1 = 7.5 x 10-3, Ka2 = 6.2 x 10-8, and Ka3 = 3.6 x 10-13
How many mL of .360M HNO3 are needed to neutralize a 22.5mL sample of .240M KOH.
A student determines the iron(II) content of a solution by first precipitating it as iron(II) hydroxide, and then decomposing the hydroxide to iron(II) oxide by heating.
What evidence do you have that your product consists of a single geometric isomer or is a mixture of isomers? Does the melting point give such information
Calculate the freezing point and boiling point of a soultion of 383g of glucose dissolved in 400. g of water.
Gallium consists of two isotopes of masses 68.95 amu and 70.95 amu with abundances of 60.16% and 39.84%.
Although the yield of methamphetamine is good, some unreacted phenyl-2-propanone remains after the reaction is complete. Describe how methamphetamine can be separated from phenyl-2-propanone.
Determine the formation constant, Kf, of AC5. The solubility of AB(s) in a 1.000-M solution of C(aq) is found to be 0.166 M. What is the Ksp of AB?
you have dissolved 0.298 g of soda ash into 80 ml of deionized water. it took 19.8 ml of 0.0998 m hcl to titrate the
Trans-1-bromo-2-methylcyclohexane reacts under E2 conditions to give a single elimination product. What is this product and explain how it is formed by conformational analysis.
If acid rain causes the pH of a lake to decrese by 0.010, the [H+] concentration that lake will increase by
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