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A metal slug weighing 16.32g is added to a flask with a volumeof 52.6 mL. it is found that, 40.2 g of methanol (d = 0.791 g/mL)must be added to the metal to fill the flask. What is the density of the metal in g/mL?
Starting with toluene, show all the steps (complete with reagents and necessary conditions) that you would need to do to prepare the following 2 products. Make sure you pick the right order for the steps so that you get a good yield of the specified ..
Explain the differences between ACID and BASE. List applications that are appropriate for ACID and BASE.
Explain your answer in terms of what you know about the properties and characteristics of gases.
Define why the benzene ring is more reactive towards electrophilic aromatic substitutions and why the electrophile will predominately go to the ortho as well as para positions.
What multiple of Ka must the initial concentration of a weak acid exceed, for the initial concentration and the equilibrium concentration.
A buffer solution is prepared by adding 0.20 mole of NH3 and 0.30 mole of NH4Cl to enough H2O to make one liter of solution. K(a) = 5.7 x 10^-10 for NH4+
If the barometric pressure is 741 mmHg, and if h = 53. 0 mm, what is the pressure of the gas, expressed in atm and in kilopascals, if the substance in the tube is mercury having a density of 13.6 g/mL.
a 1.6 g sample fo cono326h2o isused to prepare the complexconh34co3no3. assuming that all other reactants used in the
What is the number of moles in 42 g of NaCl?
Calculate the wavelength of the radiation released when an electron moves from n=5 to n=2. The answer i got was 152 nm but apparently thats wrong.
Question- Draw the structures of the acid form of naproxen and its sodium salt as well. Draw the structures of the acid form of ibuprofen and its deprotonated form as well.
Calculate how many calories of heat are needed to increases the temperature of 550 grams H2O from 12 degree celsius to 18 degree celsius?
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