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If a 1.223 g sample of aluminum metal is heated in a chlorine gas atmosphere, the mass of aluminum chloride produced is 6.043 g. Calculate the empirical formula of aluminum chloride.
Calcium and Magnesium carbonates occur together in the mineral dolomite. Suppose you heat a sample of the mineral to obtain the oxides,CaO and MgO
The absolute configurations for cis-1,2-dimethylcyclopropane would be a) (R,R) b) (S,S) c) either (R,R) or (S,S) d) (R,S)
Nitrogen (N2) reacts with hydrogen to give ammonia (NH3): N2 + 3H2 -> 2NH3 If 30 g of N2 reacts with excess hydrogen, what the mass of ammonia formed would be?
The three main components of dry air and the percentage of each are Nitrogen(78.08%), oxygen (20.95%), and argon (0.93) A) calculate the partial pressure of each gas in a sample of dry air at 760mmHg
Will the mixed function of desaturases function under strictly anaerobic conditions? Explain.
The air in a 5.00-L tank has a pressure of 1.20 atm. What is the new pressure, in atm, of the air when the air is placed in tanks that have the following volumes if there is no change in temperature? a) 1.00 L. b) 2500. mL. c) 750. mL. d) 8.0 L.
prove from the first principles and basic material balance considerations that the chemical potentials of two phases at
Say that in today's experiment you are given a 250 mL flask to which you add 10.00 mL of 0.402 M Fe3+ solution, 10.00 mL of 0.15 M HNO3 and 20.00 mL of distilled water. What is the molar concentration of the Fe3+ in the final mixture
What is the concentration of the dilute aspirin? a. What is the concentration of the aspirin in the dilute aspirin solution? b. What is the concentration of the original solution ? C. How many mg of aspirin are present in one tablet of Brand Y asp..
The mass of a cube of gold with one side measuring 150. cm is ______ kg. The density of gold is 19.32 g/cm3
What are the approximate bond angles at the carbon atom of all alcohols except phenols
pure aluminum is ductile metal withlow tensile strength and hardness. its oxide al2o3 alumaina is extremenly strong
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