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what is the weight of O in 742.0 g of citronella oil that has the chemical formula C10H18O?a. 19.31b. 38.52c. 77.10d. 115.5e. 231. 3
Describe briefly the trend in the stabilities of oxidation states within d-metal? [High and low oxidation states]
Calculate the number of calories needed to increase the temperature of 50.0 g of copper metal from 21.0 degrees C to 75.0 degrees C. Given, the specific heat of copper is 0.382 cal/g x degrees C.
what is the sum of ALL the coefficients in the equation?
Calculate the molar mass (g/mol) of a gas whose root mean square speed is 796 m/s at 512 K.
Complete the following equation that illustrates a Brønsted-Lowry acid/base reaction. Phases are optional.
Calculate your quantities of starting materials requaired in order to obtain a yield of 0.5 g of aspirin (acetylsalicylic acid). Reaction: Salicylic acid + Acetic anhydride --> acetylsalicylic acid + acetic acid
Another wood sample prepared from an object recovered at an archaeological excavation gives a decay rate of 0.177 disintegration per second per gram of the sample. What is the age of the object
if the partial pressure of NO is decreasing at a rate of 56 torr/min what is the rate of change of the total pressure of the vessel?
How much heat (in kJ) is evolved in converting 1.00 mol of steam at 160.0 degrees Celcius to ice at -45.0 C? The heat capacity of steam is 2.01 J/g and of ice is 2.09 J/g.
the freezing point of pure camphor is 178.4 degrees C, and its molal freezing-point constant, Kf, is 40.0 degrees C/m. Find the freezing-point of a solution containing 3.00 g of a compound (molar mass=125 g/mol) dissolved in 45.0 g of camphor
How many grams of lithopone are produced in the reaction of 315ml of 0.275M ZnSO4 and 285 ml of 0.315M BaS?
What is the maximum concentration (in M) of chloride ions in the solution that contains 0100 M Pb2 +? The Ksp for lead (II) chloride is 1.0 x 10-4.
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