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Explain how many grams of NaCl are necessary to precipitate most of the Ag+ ions from 2.50 x 102mL of 0.0113 M AgNO3 solution? State the net ionic equation for the reaction.
What is the molarity of a solution prepared by dissolving 13.1 g of glucose (of MW 180 amu) in 217 mL of solution?
Important information about Organic Chemistry, The most reasonable formula for a compound demonstrating M+ =101 with a minor M+1 peak is
in a coffee-cup calorimeter 1.80 g of nh4no3 is mixed with 75.0 g of water at an initial temperature of 25.00degc.
to find Sorxn and determine if the reaction is spontaneous at 900oC.(2 pts). 2NH3(g) + 3CuO(s) %u2192 3H2O(l) + N2(g) + 3Cu(s)
if the total amount of energy emitted by a carbon sample is 1.98x105 j determine the number of carbon atoms present in
A 65.25 g sample of CuSO4•5H2O (M = 249.7) is dissolved in enough water to make 0.800 L of solution. What volume of this solution must be diluted with water to make 1.00 L of 0.100 M CuSO4
Starting with Benzyl alcohol (PhCH2OH) and any other organic or inorganic reagents outline a series of reactions leading to ethyl
calculate mass of CCl 4 that formed if 1.5 moles of CH 4 react with 1.4 moles of Cl?
Suppose that a solution is 4.5×10?2 in calcium chloride and 9.5×10?2 in magnesium nitrate. What mass of sodium phosphate would have to be added to 1.5 of this solution to completely eliminate the hard water ions. Assume complete reaction.
Aluminum has many different isotopes. What percentage of the mass of 26Al is attributable to its neutrons
write and balance an equation for the decomposition of calciumcarbonate to form calcium oxide and carbon dioxide.if you
solid ammonium carbarnate dissociates as indicated.nh4h2nco2s lt-----gt 2nh3g co2gkp 5.2x10-4a if at equilibrium pnh3
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