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the water solubility of L-alanine is 127g/L at 25 degrees celsius, what is the water solubility of D-alanine at 25 degrees celsius?
If a mixture of 41.25 g of aluminum and 58.83 g of oxygen reacts, what mass of aluminum oxide can be formed?
A voltaic cell is based on the reaction Sn + I2 = Sn2+ + 2I-.
2H2S (g) + 3O2 (g) → 2H2O (g) + 2SO2 (g) If 3.50 g of H2S are used in the above reaction, what will be the theoretical yield of water in grams.
If 6.73 g of Na2CO3 is dissolved in enough water to make 250 mL of solution, what is the molarity of the solution? What is the molarity of the Na+ ions
Find out the eq molar concentration of SCN- in the system.( Kc=[FeNCS2+]/[Fe3+][SCN-] =271.5)
What mimimum hydronium ion concentration (M) would be needed to prevent precipitation of cupric hydroxide (Cu(OH)2 Cu2+ + 2OH- , Ksp = 2.2 x 10-20) from a solution containing 0.010 M Cu2+ ion?
Important information about Hydroboration reaction, In one experiment you combine 1-hexene which is reacted with H2SO4 with water as the solvent and the compound produced is 2-hexanol, and in another experiment you have 1-Methylcyclohexene
The standard voltage of the cell Ag(s) | AgBr(s) | Br (aq) || Ag +(aq) | Ag(s) is +0.73 V at 25 ?C. Calculate the Ksp for AgBr.
if a sample of 0.29 moles of Ar occupies 3.8L under certain conditions, what volume will 0.66 moles of Ar occupy under the same conditions.
calculate the amount of energy in kilojoules needed to change 153g of water ice at -10 C to steam at 125 C.
Blending of two wines with different concentrations of acid, Two wines are available for blending: One tank of 1000 L has a Titratable Acidity of 9.0 g/L and another tank containing 2000 L has a Titratable Acidity of 0.6 g/L.
The half-life for a first order reaction at 550 oC is 85 sec. How long it would take for 23% of the reactant to decompose?
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