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3 6 m hno3 could not be found on the reagent shelf instead 6 m hcl is added to the test solution instead 6 m hcl is
m nh3 a basic solution cannot be found on the reagent shelf but 6 m naoh also a base is available what would be
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fess dissolves by the addition of hno3 in a manner similar to that of cuss in the process the fe2 ion is oxidized to
a solution with a weak acid was tested with the indicators in this experiment the colors observed were as follows-
what is the best way to isolate the compound of 1245-tetrachlorobenzene o-toluic acid and
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phosgene gas has the following carbon 121 oxygen 162 and chlorine 717 at 22 degrees celsius and 751mm hg 1090 ml of
in calculating the ph of a strong acid the concentration of h ions is taken to be the same as the initial concentration
1 what is the molar concentration of a solution prepared by dissolving 06593 g of nacl in a 100-ml volumetric flask2
calculate the equilibrium constant kc and 25 degrees c from the free-energy change for the following reaction zn s
if 90 g of al metal react with excess hcl according to the balanced equation 2als 6hclaq----gt 2alcl3aq 3h2g what
a sample of sodium metal having a mass of 545 g reacts with excess water and the water is later evaporated what is the
what mass in grams of solid sucrose c12h22o11 would need to be added to 2000 grams of water to make an ideal solution
a write balanced equations for the reactions of aqueous sodium hydroxide with hcl and with so2 in a gas trapb write
1 how many moles of oxygen are generated during the thermal decomposition of 775 g of lead iv oxide2 2 a sample of
an ideal gas is allowed to expand at constant temperature from a volume of 100 l to 500 l against a constant external
a when dissolved solute and undissolved solute exist in equilibrium with each other in a solution that solution is said
the basicity test differentiates aromatic and aliphatic amines based on their solubility in a ph 55 buffer given that
the molecular orbital theory in physical chemistry what does point symmetry mean and what does it have to do with
whats the name of the product when 24-methoxybenzaldehyde reacts with cyclopentanone in the presence of naoh and
calculate the molarity of a 572 m aqueous sucrose c12h22o11 solution with a density of 150