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A scientist wants to make a solution of tribasic sodium phosphate, for a laboratory experiment. How many grams of will be needed to produce 375 of a solution that has a concentration of ions of 1.10?
A sample of an ideal gas has a volume of 2.30 L at 2.80 × 102 K and 1.05 atm. Calculate the pressure when the volume is 1.17 L and the temperature is 306 K
A 10.0 L gas cylinder has been filled with 7.40 moles of gas. You measure the pressure to be 3.90 atm. What is the temperature inside the tank
Assuming that one serving size of juice is 240ml. calculate the mg of witamin c in one seving size of the juice. vitamin c, raw juice 0.643 mg/ml
What is the number of substituents that are equatorial for a stable (E)-1-chloro-3-methylcyclohexane when A for methyl is 1.74 and A for chloro is 0.50
Is it true that Ksp is an equilibrium constant that can be used to express quantitatively the extent to which a compound dissolves
How much time is required to produce 200g of alumimun metal for molten aluminum oxide dissolved in cryolite, if you use a 12.0 amp current.
A boiler is used to heat steam at a brewery to be used in various applications such as heating water to brew the beer and sanitizing the brewing tanks
Using the data below. Assume the cells are roughly spherical. What is the average cell surface area
A 25:75 mixture of acetone:toluene is heated to 70 C at a pressure of 760 mmHg. What is the total vapor pressure of the system? Is the system a liquid below boiling, at boiling, or a gas?
What is the ratio of C-14 in a wooden object made in 100 BC to the one made of the same kind of wood in 700 BC? Half life of carbon-14 is 5730 years.
For a certain glass electrode, the selectivity coefficient for Na+ relative to H+ is 1.0E-12. The electrode is calibrated with NBS standard buffers 6.86 and 9.18,
A 1.996 gram sample of unknown monoprotic acid is dissolved in some water. This acid solution is then titrated to the end point with 27.38 mL of a solution of 0.4165 M KOH.
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