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What properties of matter only apply to solids? What properties of matter only apply to liquids and/or gasses? Any property that applies to all states of matter?
What was the volume of the aluminum cylinder in cm3? The mass of the aluminum cylinder was determined to be 30.1 grams. What is the density of the aluminum?
Some students wanted to react a piece of aluminum with sulfuric acid. the students wanted to make sure that they had reliable results and decided to measure their lab temperature and pressure
The rate of a first order reaction is followed by spectroscopy, monitoring the absorption of a colored reactant. The reaction occurs in a 1.00 cm sample cell, and the only colored species in the reaction has a molar absorptivity constant of 5.6 x ..
Calculate the pH of the solution that results from each of the following mixtures.160.0 mL of .27 M HF with 220 mL of .32 NaF
When 5.25 g of sodium oxalate is reacted with 5.25 g of calcium chloride, how many grams of sodium chloride and calcium oxalate are formed?
What volume of hydrogen gas at STP is required for the complete reaction of 50.0 g of nitrogen in the following reaction? N2(g) + 3 H2(g) ? 2 NH3(g)
Rank the diffusion coefficients from least (1) to greatest (4) for the following cases. Assume the temperature is the same for all cases. 1-4 Interdiffusion C in gamma-Fe
Calculate how much acetylene (C2H2) can be produced from 358g of H2O and an excess of CaC2 if the percent yield for this reaction is 94.5%. CaC2+2H2O----->C2H2+Ca(OH)2
Calculate the half life of N2O5 and B. how long does it take for the N2O5 concentration to drop one tenth of its original value. * I believe the half life is 10,000 seconds for part A. But I am having trouble with part B.
1. The entropy of a substance increases when converted from a liquid to a solid 2. The entropy of a substance decreases as its temperature increases 3.All substances have positive entropy values at temperatures above 0 k a) 1 only b) 2 only c) 3 o..
The element mercury, chemical symbol Hg, has an atomic number of 80. How many protons, electrons and neutrons does an atom of Mercury contain
The reaction between ethyl iodide and hydroxide ion in ethanol (c2H5OH) solution, C2H5I(alc) + OH -(alc) C2H5OH(l) + I -(alc) has an activation energy of 86.8 kj/mol and a frequency factor of 2.1*10^11 A solution of KOH in ethanol is made up by di..
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