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A sample of air contains 0.130 ug/L SO2. Given that the density of the air sample is 1.19 g/L, calculate the SO2 content in parts per million by weight.
the pressure on a 625 ml sample of gas is changed from .925 atm to 1.45 atm. what is the new sample of gas?
What is meant by enriched uranium? 1.Enriched uranium is an uranium-containing substance in which its natural amount of uranium-235 was increased.
How many grams of are CaH2 needed to generate 147L of H2 gas if the pressure of H2 is 827 torr at 20 C?
how many grams of MgCl2 are contained in 225mL of a 0.650 M solution
Calculate the mass of silver chloride required to plate 215 mg of pure silver if silver chloride contains 75.27% Ag.
How many grams of benzoic acid (C6H5COOH) are contained in a 100.0 mL solution at 0.39 M concentration?
Explain fructose solution with a concentration f 80mg/ml, but need to take 3.5L of fructose solution with a concentration of 300 mM.
do only ionic compounds dissolve with an evolution or absorption of heat...what about molecular compounds like sucrose, glucose, aspartic acid
Suppose one wated to take another approach where C is heated until 5% of the atoms occupy the electronically excited state. Consedering only the lowest-energy ground state and the elctronically excited state
The solution's boiling temperature is 103.25 degrees celsius. What is the molar mass of this molecular compound?
What is the relative kinetic energy between the electron and proton after ionization, that is r=infinity? C) Assume that the electron has all the kinetic energy in part
Using the value of Ka from your titration curve, calculate that pH at the equivalence point?
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