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When we perform the silver nitrate test.which five anions will combine with silver ion to form insoluble precipitates? how will recognize this when it happens? which one will not form a precipitate? how will you recognize this when it happens?
What volume of 0.550 M Na3PO4 is required to precipitate all the lead(II) ions from 160.0 mL of 0.700 M Pb(NO3)2?
a piece of metal with a mass of147g is placed in a 50ml graduated cylinder. the water level rises from 20ml to 41ml. what density of the metal?
Calculate the concentrations of all species present and the pH in 0.10 M solutions of the following substances. See appendix C for values of equilibrium constants
Calculate the amount (mL) needed of a 4.0 M phenylmagnesium chloride in THF solution to give 1.5 equivalents based on the amount of starting material used. Starting material needed: 0.58 mmol? mL of 4.0 M phenylmagnesium chloride in THF
An aqueous NaCl solutions is made using 112 g of NaCl diluted to a total solution volume of 1.0 L. Calculate the molarity, molality and mass percent of the solution
dry-cleaning solvent molecular weight 146.99 gmol that contains c h and cl is suspected to be a cancer-causing agent.
The pH of the solution is 2.81 after 15.00ml of base is added. Calculate the ionization constant,Ka, of lactic acid.
If 3.67 g of CO2 (MW = 44 g/mol) gas is introduced into an evacuated 3.58 L flask at 65 deg. C, what is the pressure inside the flask?
A given PH meter can be read with a standard deviation of +- PH units throughout the range 2 to 12 calculate the standard deviation of [H3O+] at each end of this range
What is the Gibbs energy difference across the membrane at 37°C. The difference in concentration must be sustained by coupling to reactions that have at least that difference of Gibbs energy
Introduction to the Nernst Equation Learning Goal: To learn how to use the Nernst equation. The standard reduction potentials listed in any reference table are only valid at standard-state conditions of 25 circ C and 1 M. To calculate the cell pot..
Balloons are still used to deploy sensors that monitor meteorological phenomena and the chemistry of the atmosphere. It is possible to investigate some of the technicalities of ballooning by using the perfect gas law
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