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Sunflower oil and water don't mix. Sunflower oil has a density of 0.919 g/mL at 20oC and water has a density of 0.998 g/mL at 20oC. A 1000 mL graduated cylinder with an inside diameter of 6.00 cm contains 225 g of water and 367 g of sunflower oil at 20oC. What is the height (in cm) of the top layer (not including the height of the lower layer) in the cylinder?
It took 4.36 min with a current of 3.14 A to plate out all the silver from 0.146 L of a solution containing Ag+. What was the original concentration of Ag+ in the solution
the combustion of ethane produces carbon dioxide and steam2c2h6 7o2 --- 4co2 6h20how many moles of co2 are produces
Calculate the freezing point and the boiling point of each of the following aqueous solutions. (Assume complete dissociation.) (a) 0.032 m MgCl2
Chlorine dioxide, ClO2, is a reddish yellow gas used in bleaching paper pulp. The average speed of a ClO2 molecule at 25 degrees Celsius is 306 m/s. What is the kinetic energy of a ClO2 molecule moving at this speed?
Explain for which of the following species resonance is an important property: HONO, HONO2, N3-, NO2-, NO2.
Problem- Which is a valid name for amine: a) A. pentylpropylnonylamine B. N-pentyl-N-propyl-N-nonylamine C. N-pentyl-N-propylnonanamine D. N-pentyl-N-propyl-4-nonanamine
A sample of an ideal gas has a volume of 2.20 L at 288 K and 1.10 atm. Compute the pressure when the volume is 1.79 L as well as the temperature is 301 K.
How many milliliters of .02 M HCl are used to completely neutralize 20.0mL of .01 M NaOH solution?
Find the activity(not the activity coefficient) of the (C3H7)4N+ (tetrapropylammonium) ion in a solution containing 0.005 M (C3H7)4N+Br- plus 0.005 M (CH3)4N+Cl-. The ionic strength will be affected by mixing
Determine the characteristic wavelengths if an electron are accelerated through an electric potential to a kinetic energy of 18kev.
Sulfuric Acid is the most commonly produced industrial chemical in the world. It is shipped in a concentrated form to save volume and weight.
Consider a liquid with a vapor pressure of 320. torr at 20.0 degrees C and a vapor pressure of 540. torr at 50.0 degress C. What is the normal boiling point of this liquid?
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