Problem related to lewis structure
Name and outline the concept which is introduced when more than one valid Lewis structure can be drawn for a given molecule or ion. Use appropriate diagrams of the formate ion (HCO2-, carbon is the central atom) to illustrate.
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Copper is elctroplated from CuSO4 solution. A constant current of4.00 amp is applied by an external power supply. How long will it take to deposit 1.00x10^2 g of Cu? The atomic mass of copper is 63.546.
Lactic acid , HC3H5O3 , is a monoprotic acid that dissociates in aqueous solution, as represented by the equation(not given). Lactic acid is 1.66 % dissociated in 0.50M HC3H5O3. (aq) at 298K.
What mass of Na238SO4 has an activity of 10.0 mCi? Sulfur-38 has an atomic mass of 38.0 and a half-life of 2.87 h.
Define consumer behavior and discuss the underlying premise of consumer behavior, the marketing concept. Why is consumer behavior rooted in the marketing concept? How does customer value and customer satisfaction play into the marketing concept?
What is the expected freezing point of an aqueous solution of 2.62 kg of nitric acid, HNO3 , in a solution with a total mass of 5.91 kg? Assume that the nitric acid is completely ionized.
How many balloons can you fill to a volume of 2 liters if the internal gas pressure of the tank is 40atm and the temperature of the room is 25 degrees Celsius (constant temperature)?
How many mL of 0.10 Molar HCl would have to be added to 100mL of a saturated soln of PbCl2 in contact with 50.0 grams of solid PbCl2 to reduce the Pb2+ ion concentration to 0.0050 Molar?
A beaker containing 250 mL of a 0.500 M solution of acetic acid COOH) is added to 125 mL of a 0.850 M solution of sodium carbonate. The reaction that ensues produces carbon dioxide, sodium acetate COONa), and water. How many grams of carbon dioxid
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