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How many possible trisubstituted derivatives C6H3X2Y can be obtained from the para disubstituted benzene C6H4X2? (Ignore directive effects of the substituents X and assume that all positions on the ring are accessible to the reagent Y+).
an expandable gas does 165.0 J of work on its surroundings at a constant pressure of 1.00atm. If the gas initially occupied 68.0 mL, what is the final volume of the gas?
Carbon is a fascinating element that is capable of forming four covalent bonds.
what is simple experiment can be performed to confirm that baking soda changes
Assuming that the appropriate volumetric flasks are available, describe how we would make these solutions: (a)175 mL of a 1.14 M solution of NH4Br in water (b)1.35 L of a 0.825 M solution of NaI in water
What is a good solvent substitute for ethyl acetate between diethyl ether, octane, octene, octyne, and acetone?
a mixture of methane and ethane is stored in a container at 294 mmHg. The gases are burned in air to form co2 and h2o. if the pressure of co2 is 357 mmhg measured at the same temperature and volume as the original mixture, calculate the mole fract..
Limestone (CaCO3) is used to remove acidic pollutants from smokestack flue gases. It is heated to form lime (CaO), which reacts with sulfur dioxide to form calcium sulfite
how many grams of lithium bromide must be added to 35 grams of water to make a solution
what volume of 0.366M Ni(NO3)2 is required to completely react with 55.8 ml of 0.500M Na2CO3.
What chemical tests might be used to ditinguish between pentanal and 2-pentanone; between benzyl alcohol and diphenylmethanol?
A mixture of neon and oxygen gases at a total pressure 975 mm Hg contains neon at a partial pressure of 325 mm Hg. If the gas mixture contains 3.75 grams of neon,
a gas mixture containing oxygen, nitrogen, and neon exerts a total pressure of 1.20 atm. If helium added to the mixture increases the pressure
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