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A 1.90 gram sample of a salt dissolves in 9.10 g of water to give a saturated solution at 21 Celsius. What is the solubility (in g salt/100 g of H2O) of the salt?
Look at the structures of each and rationalize the difference in Mp. Which intermolcular force dominated in this case? (2pts) a.)H-bonding b.)Dispersion c.)Dipole
A 2.9 m solution of methanol (CH3OH) in water has a density of 0.984 g/ml. What are the a) mass percent, b) molarity, and c) mole fraction of methanol in this solution?
Why do we measure the volume of the flask with water rather than using the volume listed on the side?
A 500.0 g iron bar at 212 degrees C is placed in 2.0L of water at 24.0 degrees C. What will be the change in temperature of the water?
An unknown consisting of a single sugar gives a negative fermentation test. Which one of the following tests would allow you to decide which of the five sugars used in this experiment you had?
How many grams of calcium carbonate are needed to produce 374mL of carbon dioxide gas at STP in the following reaction?
Calculate the equilibrium constant Kc for the reaction. C6H5OH (aq) + NH3(aq) --> C6H5Oâ€" + NH4+(aq)
What mass of sucrose should be combined with 461 g of water to make a solution with an osmotic pressure of 8.85 atm at 310 K? (Assume the density of the solution to be equal to the density of the solvent.)
Please Solve these with step by step instructions with phases. It is very hard to understand how to solve them without a photograph and an explanation of why you chose each step
Solving this question helps the student to understand how to find the limiting reactant and how much product is produced and What mass of product may be produced?
In Europe, gasoline efficiency is measured in km/L . If your car's gas mileage is 30.0 miles/gal, how many liters of gasoline would you need to buy to complete a 284- km trip in Europe?
if a total of 702 mol of NaHCO3 and 2.4 mol of C6H8O7 react, how many moles of CO2 and Na3C6H5O7 will be produced?
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