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find the of X-281, you prepare a 0.075 test solution of X-281. The pH of the solution is determined to be 3.00. What is the of X-281?
A dilute electrolyte solution is prepared by dissolving iron(lll) chloride in water. It is found to have a freezing point of-1.00C.
Physiological saline solutions used for intravenous injections have a concentration of 0.90% NaCl by weight
Determine what will be the major product expected from chronological treatment of propylbenzene with 1) KMnO 4 , 2) 3)H 3 O + , Cl 2 and FeCl 3 , and iv) Br 2 and FeBr 3 ?
What is the specific enthalpy and specific volume of steam at 350 c and 60 bar? Is this steam super heated or saturated?
octane gas reacts wuth oxygen to form carbon dioxide gas and water as a gas. write balanced equation. how many grams of oxygen must react with 50 grams of hexane gas?
What is the change in internal energy (in J) of a system that releases 675 J of thermal energy to its surroundings and has 7.60x10^2 cal of work done on it
Write an equation for the sequential hydroboration and H2O2/OH ¯ oxidation of 4-ethyl-3- heptene. Indicate the main monosubstitution products in each of the following reactions.
210 mg Ca(OH)2 and 210 Al(OH)3. A 8.3×10^-2 M HCl, which is similar to stomach acid, is used to neutralize 5.0mL of liquid antacid. How many mililiters of HCl solution are needed to neutralize Ca(OH)2, then Al(OH)3?
A piece of metal of mass 22 g at 92C is placed in a calorimeter containing 53.7 g of water at 21C. The final temperature of the mixture is 55.3C. What is the specific heat capacity of the metal?
A half-life of phosphorus-32 =14.0 days. starting with six grams of 32P, determine how many grams would remain after 112 days
How many milliliters of 0.110 are needed to react completely with 25.0 of 0.160 ? How many grams of will be formed?
What are the masses of CO and CO2 in the tank and what are the partial pressures of each of the three gases at 24C?
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