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What is the formula weight of CuI? (Enter unit as g/mol)
What mass of CuI is needed to add to a 100 mL volumetric flask to produce a solution that is 0.30 M? (Enter unit as g.)
What is the formula weight of Cu(NO3)2? (Enter unit as g/mol)
What is the molarity of a solution produced by dissolving 31 g of Cu(NO3)2 in a 100 mL volumetric flask?(Enter unit as M.)
Provide me with your exact logic used to get the answer. A mysterious material was purified from safflower oil (hint: full of fatty acids). Upon ozonolysis it gave the following compounds in their respective molar ratios.
If 30mL of 6.8M H2SO4 was spilled , what is the minimum mass of NaHCO3 that must be added to the spill to neutralize the acid.
you have 505ml of a .170m HCL solution and you want to dilute it to exactly .100M. how much water should you add?
A sample of MgCl2 is known to be contaminated with NaCl. A 3.47-g portion of the sample is dissolved in water and treated with an excess of AgNO3 solution.
P4(s) + F2(g)-> PF3(g) What mass of F2 is needed to produce 187 g of PF3 if the reaction has a 80.1% yield?
A sample of gas has a volume of 1.55 L at 35 °C and 1.05 atm. What is the pressure (in torr) if the volume changes to 1.38 L and temperature to -28 °C.
how many moles of solute are present in 700ml of 0.230M SrBr2
an automobile gasoline tank holds 21 kg of gasoline. When gasoline burs, 81 kg of oxygen is consumed and carbon dioxide and water are produced. What is the total combined mass of carbon dioxide and water that is produced?
BNCT relies on the initial targeting of tumor cells by an appropriate chemical compound tagged with 10 5 B , which preferentially concentrates in tumor cells.
The second-order reaction, 2 Mn(CO)5 Mn2(CO)10 has a rate constant equal to 3.0 x 109 M-1s-1 at 25°C. If the initial concentration of Mn(CO)5 is 1.0 x 10-5 M.
Determine the freezing point of a solution which contains 0.31 mol of sucrose in 175 g of water. Kf = 1.86°C/m
A 0.479 g sample of nitrogen, oxygen or neon gas occupies a volume of 265 mL at 157 kPa and 20?C. What is the molar mass and identity of the gas
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