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A compound of iodine and cesium contains 63.05 g of metal and 67.75 g of nonmetal. How many grams of cesium are in 32.56 g of compound? How many grams of iodine?
For a particular reaction, H = -30. kJ and S = -88 J/K. Assume that H and S do not vary with temperature
Important information about Imidazole. The imidazole ring system has a great deal of aromatic character. Can you formulate two resonance structures that account for the characteristics?
chlorine triflouride gas at 708 mmHg and 50 degrees celcius. what is the mass (in g) of the sample?
the molar mass of the general anesthetic methoxyflurane is 164.97 g mole-1. suppose that this compound be can relied on
Calculate the number of atoms in 0.406 g of potassium (K). Enter your answer in scientific notation.
A hypothetical compound has a formula X4YZ5. if the atomic masses of X, Y, and Z are 165.3amu, 75.5amu and 37.2 amu. Calculate the % composition by mass of the compound
Show that using many small volumes of organic solvent in an extraction from an aqueous phase is more effective than using fewer, larger volumes
cyclohexane-toluene mixture, and then obtain IR spectra for each fraction. How would the IR spectrum of the first 1 mL fraction look different from that of the last 1 mL fraction?
Identify whether or not solutions of these salts will form an acidic or basic or neutral solutions when added to water.
a stream of toluene at 500degc and 2 bar flowing at 40 kmolh is cooled to 200degc and 1 bar pressure in a heat
This reaction's half life is 35.0 at 680C. If you had 520 mmHg of phosphihne in an 8.00 L flask, how long does it take for the pressure in the flask to rise to standard pressure
what mass in grams of sodium nitrate nano3 is produced if 20.0 g of sodium azide nan3 in a dilute aqueous solution are
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