Calculate the solubility of this substance per gram
a mass of 48.5 g of a certain substanse can be disolved in 29.1 cm3 of water at 20 degrees celcius. Calculate the solubility of this substance per gram of water at the same temperature.
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How much energy (in kilojoules) is needed to heat 3.60 {rm g} of ice from -11.0^circ {rm C} to 30.5^circ {rm C}? The heat of fusion of water is 6.01{rm kJ/mol}.
How many moles of CO2 are produces when 5.55 mol of ethane are burned in an excess of oxygen.
A corrosion technologist pipetted a 100.00 mL hard water sample and titrated it with 37.64 mL of 0.01 M EDTA solution for a total hardness endpoint, and 29.32 mL of 0.01 M EDTA solution for a calcium endpoint. Calculate the concentration of magnes
Calculate the enthalpy of reaction, using standard enthalpies of formation. (ΔH?f for H2, C2H4, and C2H6 are 0, 52.3 kJ/mol, and -84.7 kJ/mol, respectively.)
Determine the market value of the operation ignoring taxes. Assume that all cash flows occur at the end of each year. (Hint: Chart all possible sequences of oil prices, and calculate the optimal production decisions and payoffs associated with eac
What are the steps to calculate the following: How many grams of barium sulfate are produced if 25.34 mL of 0.113 M BaCl2 completely react given the reaction.
If 105 of fluorine-18 is shipped at 8:00 A.M., how many milligrams of the radioisotope are still active if the sample arrives at the radiology laboratory at 1:30 P.M. ?
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