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What is the formula of a solid containing carbon that is a) molecular b)ionic c) network covalent d) metallic for these arent there more than one right answers? Also Describe the structural units in a) NaI b) N2 c) KO2 d) Au
Calculate the energy in joules and calories lost when 10.0 gm ethanol, {C_2H_5OH}, cools from 62.5 0C to -46.0 0C?
if the freezing point of a 0.107 m ch3cooh solution is -0.200degc calculate the percent of the acid that has undergone
Description of physical chemistry, Find delta Smix, delta Gmix, delta Hmix, and delta Vmix if 125 g of benzene and 25 g of naphthalene are mixed at 60 degrees C.
the background section describes why you want the bleach to be far in excess of the dye. state how much greater the
Suppose 11.78 mL of the same thiosulfate solution reacts with the iodine replaced by 20.00 mL of an unknown solution of sodium hypochlorite. Calculate the weight, in grams, of available Cl in a liter of the unknown solution. Enter your answer as a..
Discuss some of the underlying reasons for deviation from A=ec during the application of Beer's Law to very diluted
the vapor pressure of pure methyl alcohol at 19?c is 90.0 torr and that of pure ethyl alcohol is 40.0 torr. assume a
Include all reaction steps, a detailed mechanism and all reagents necessary. Make a note of any special purification steps if necessary. Synthesize 1,3,5-tribromobenzene from benzene or toluene.
For each reaction, use the solubility rules as well the equations in the background information to predict if there is a reaction, If there is no reaction indicate so by writting NR under predictions, write gas for gas formation and PPT for precip..
Calculate the concentration of SCN- present in the Hg22+/Cu+ solution when the first (initial) cation begins to precipitate, and the concentration of SCN- present in this solution when the second (final) cation begins to precipitate
the dipole moment mu of hydrogen bromide hbr a polar covalent molecule 0.790 d debye and its percent ionic character
Assume that fructose is a molecular solid and does not ionize when it dissolves in water.
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