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If 65.0 mL of water (instead of 50.0mL) were used to dissolvethe potassium hydrogen phthalate, would the calculated molarity of the NaOH solution be less, greater or remain the same? Explain
Calculate the molar solubility of strontium chromate in water at 298 K if Ksp = 3.6 * 10-5.
Assume a wind turbine with a hub 50 meters above the ground, a rotor diameter of 75 meters and a wind-conversion efficiency of 25 percent.
A solution (S1) of yellow # 5 has an absorbance far outside the linear region of Beer's law. In order to determine the concentration of this solution
How would you make 2-methyl-1-phenyl-3-pentanone from the following available compounds ethanol, isopropyl alcohol, and toluene?
What is the enthalpy of combustion of this fuel in kJ/mol? The specific heat capacity of water is 4.184 J/g-°C.
Assume you can heat up or cool down the reaction flask as needed for the reaction to proceed with practical rates even if no temperature is indicated in the table
Acetylene gas (C2H2) is produced by adding water to Calcium carbide CaC2. How many grams of acetylene are produced by adding water to 5g CaC2?
a 6.0-g sample of [Ni(H2O)6]Cl2 is dissolved in aqueous solution. If an excess of ethylenediamine (en) is added to the solution, solid [Ni(en)3]Cl2*2H2O forms. What is the theoretical yield of product from the reaction?
51.1 g of a substance X dissolves in enough water to make 0.754 L of a 0.579 M solution. Calculate the molar mass of X in g/mol
The steel bomb of bomb calorimeter, which has a volume of 75 mL, is chaged with oxyen to a pressure of 145 atm at 22 C. Calculate the moles of oxygen in the bomb. Calculate the grams of oxygen in the bomb.
Assume every breath a person took is 0.5L of air, figure out how many grams of Oxygen you consume at every breath. Now assume that you breathe 30 times per second, figure out how long it took for you to consume all the oxygen in a sealed room of 1..
A 100g sample of water at 27oC is poured into a 76.2g sample of water at 89oC. What will be the final temperature.
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