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The characteristic odor of pineapple is due to ethyl butyrate, a compound containing carbon, hydrogen, and oxygen. Combustion of 1.95 of ethyl butyrate produces 4.42 of and 1.81 of . What is the empirical formula of the compound?
2500 kg/hr of a mixture containing equal parts by mass of benzene and toluene are distilled. The flow rate of the overhead product stream is 988 kg/hr , and the bottom stream contains 17.03 wt% benzene.
if a sample of 2.63 L of neon is collected at 730 torr and 26 degrees C, what volume will the gas occupy at 1.10 atm and 10 degrees C?
When the following equation is balanced using the smallest possible integers, what is the number in front of the substance in bold type. Na2S2O3 + I2 ? NaI + Na2S4O6
vinegar is a 5.0% solution by weight of acetic acid (CH3CO2H)in water. given that the ph for acetic acid is 2.41, the ka=1.8X10-5 and assuming the density of vinegar to be 1.00g/cm3, what is the percent dissociation for acetic acid in vinegar?
CH4(g) + 3 Cl2(g) CHCl3(g) + 3 HCl(g) How many grams of CH4 is needed to produce 43.0 g CHCl3?
One of the steps in the commercial process for converting ammonia to nitric acid is the conversion of ammonia to nitric oxide.
write the equations for two different acid base reactions of diethylamine with water. Indicate the direction of the equlibrium for both reactions. The pKa of diethyl ammonium ion is 10.94.
In many cases, patients require medication to be infused on a continual base. Paramedics will receive orders to administer a certain number of units (usually milligrams or micrograms) of a medication per minute to a patient through an IV. Known as..
Suppose that an excess of propane, C3H8 burns in 320 g of O2. How many moles of H2O will be formed
how many grams of mercury (II) oxide are needed to create 28.9 grams of oxygen gas?
Given the initial rate data for the decomposition reaction, A = B + C, determine the rate expression for the reaction [A],M = .0625, 0939, .125; -changeA/changet M/s = 5.44 *10^-7, 8.16 * 10^-7, 1.09*10^-6 (respectively)
The acidic anion reacts with strong bases according to the following net ionic equation HC8H4O4-(aq) + OH- (aq)--->C8H4O4-2(aq) + H2O(l) If a 0.902g sample of KHC8H4O4 is dissolved n water and titrated to the equivalence point
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