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Explain which of the subsequent reagents would work best to separate Ba(2+) and Ca(2+) from a solution that is 0.050 M in each ion? Explain.(a) 0.10 M NaCl (b) 0.05 M Na2SO4 (c) 0.001 M NaOH (d) 0.50 M Na2CO3
Methane and oxygen react in presence of a catalyst to form formaldehyde (desired product). In a parallel reaction, methane is oxidized to form carbon dioxide and water
How much heat does your body lose when 1.5 g of sweat evaporates from your skin at 25 C? (Assume that the sweat is only water.) The heat of vaporization of water at 25 C is 44.0 kJ/mole.
Using butane as your only carbon source, please propose a synthesis to make trans-2-ethyl-3-(1-oxoethyl)oxirane. any common reagent
We performed this lab, but I'm having trouble taking the data collected and calculating the total concentration of both Ca2+ and Mg2+, along with the individual concentration of each.
Calculate the percent composition of each element in the compounds Benzene(C6H6) and Acetylene(C2H2). Since these are different compounds with very different properties, it may seem that this is an exception to the law of definite proportions. Exp..
For a particular reaction, delta H = -32 kJ and delta S = -90. J/K. Assume that H and S do not vary with temperature. (a)[Under standard conditions] At what temperature will the reaction have delta G = 0
a 48.4 ml sample of gas in a cylinder is warmed from 19 degrees celsius to to 88 degrees celsius. what is its volume at
Which of the following terms would be used in a description of the mechanism of this reaction? tertiary carbanion, 2-methylpentoxonium ion, sp hybridized pentyne, vicinal dihydroxide, or hydroxide ion.
A certain lead-sulfur compound contains 86.59% Pb by mass and the remainder is sulfur. What is the empirical formula of the compound
Determine the entropy change when 5.60 mol of HCl(l) boils at atmospheric pressure with the following information
For the zeroth-order reaction: A ? products, what will happen to the rate of reaction if the concentration of A is doubled? A) The rate will be halved B) The rate will be doubled C) The rate will be quadrupled D) The rate will remain the same
Write the concentration of cations in mEq/L and total the concentration of cations in the solutions. Repeat for anions.
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