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1.If 15.0g of a gas dissolves in 1.00 L of water at 110kPa,what mass will dissolve at 101.325kPa?2.The solubility of an unknown gas is 1.20 g/L at 1.00 atm. What is the solubility of the gas at 1.52 atm?3.What is the molarity of a solution that contains 12.6 g of NaCl in 250 m L of solution?4.What mass of CaCl is needed to make 350 mL of a 0.233M CaCl solution?5.What is the molarity of a solution that contains 3.50 moles in 1.56 L of solution?6.What volume of 12.8M stock HCL is needed to make 500.mL of a 0.500M HCL solution?7.250.mL of 3.00M LiF is diluted to a volume of 1.20 L. what is the molarity of the resulting solution?8.What is the mass percent of a solution that contains 45.2 g of NaCl in 675g of water?9.What is the mass percent of a solution that contains 35.9 g of ammonia in 75.0 g of water?10. A solution is 5.00% by mass. How many grams of solute is present is 125 g of solution?
for the reactionno o3 rarr no2 o2the second order rate constant has a value of 1.8x10-14 molecule-1 cm3 s-1 at
Calculate the total pressure (in atm) of a mixture of 0.0270 mol of helium, He, and 0.0200 mol of oxygen, O2, in a 4-L flask at 20°C. Assume ideal gas behavior.
Even if the temperature and kinetic energy are equal in a substance, does that guarantee that every molecule in said substance contain the exact same amount of energy
The visible part of the hydrogen atom spectrum is called the Balmer series (n1 = 2). The violet line has a wavelength of 410.2 nm.
Write reaction equations to explain how your acetic acid/sodium acetate buffer reacts with an acid and reacts with a base.
Is the energy that an electron has in the first energy level of atom A the same as the energy that an electron would have in the first energy level of aom B
The decomposition of 3.32 g CaCO3 yields 1.24 g CaO. What is the percent yield of this reaction? CaCO3(s) -> CaO(s) + CO2(g)
Wine is made by adding yeast to grape juice. What concentration of glucose in grams per liter must the grape juice contain to produce wine that is 11% ethanol by volume? (take the density of ethanol to be 0.789 g/mL^-1) C6H12O6(aq)----> 2CH3CH2OH(..
Triethyloxonium Tetrafluoroborate, (CH3CH2)3O+ BF4 - is a solid with melting point 91-92 degrees Celsius. Show how this reagent can transfer an ethyl group to a nucleophile (Nuc:-) in an SN2 reaction.
Originally, 1.0 mL Hydrochloric acid is added to 1.0g of an unknown amine and 28 mL water in the first step of the Synthesis of Acetamides. If we added 3X the amount of hydrochloric acid instead, why would there be no product?
an extended source emits 2.00 w cm-2 sr-1 nm-1 at 300 nm. calculate the spectral radiant power impingent on a 1.00 cm2
Determine which monomer will have the higher degree of polymerization (DP) and by how much?
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