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The solubility of AgBr was found to be 0.0000398 g per 300 mL of water. Calculate the solubility product constant (Ksp) for AgBr. AgBr (s) Ag+ (aq) + Br- (aq) Molar Mass (g/mol) AgBr 187.77
Periodicity in the ionization energy and balancing the equation - Complete the following chemical reactions by writing the product(s) and balancing the equations:
if the freezing point of pure toluene is -95.15 oc and its freezing point depression constant is -8.38 ocmolal what is
The molecular shape of [TeF3 ]-1 is: A. tetrahedral B. square planar C. square pyramidal D. trigonal bipyramidal E.octahedral F. T-shaped G. see-saw, butterfly, or unsymmetrical tetrahedron
55.0 mL of a 1.70 M solution is diluted to a volume of 278 mL. A 139 mL portion of that solution is diluted using 175 mL of water. What is the final concentration.
A 3.664 g sample of a monoprotic acid was dissolved in water. It took 20.27 mL of a 0.1578 M sodium hydroxide solution to neutralize the acid. Calculate the molar mass of the acid.
This cAMP activates an enzyme phosphorylase that splitsglycogen, releasing glucose that is rapidly metabolized, replenishing the ATP supply.Devise a model of this control loop and determine conditions under which theproduction of ATP is oscillator..
Calculate the change in entropy (in J/K) when 81.8 g of water is heated from 27.9 ºC to 87.8 ºC at 1 atm. (The specific heat is 4.184 J/(g-K).)
A 530. g piece of copper tubing is heated to 92.0°C and placed in an insulated vessel containing 49.5 g of water at 39.5°C. Assuming no loss of water and heat capacity for the vessel of 10.0 J/K,
What is the molarity of a solution prepared by adding 29.3 g of HNO3 to enough water to make 2 L of solution
The concentration of Mg2+ in a sample of water is 262 mmol/L At what pH will 99% of the Mg2+ be precipitated as Mg(OH)2? Ksp = 8.9 x 10-12
the initial pH value was2.5. You found that pH=pKa=4.2 when 12.50 mL of NaOH hadbeen added. The concentration of the sodium hydroxide was 0.500M. Calculate the molar mass of the acid
Determine the calculated pH of the solution if initially there is 2.0mL of CH3COOH at an initial concentration of 0.89M and 0.80mL of 1.0M Hydrochloric Acid is combined.
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