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If a solution is prepared by dissolving 23.7g of CaCl2 in 375g of water. The density of the resulting solution is 1.05g/mL. The concentration of Cl- in this solution is _______ M?
arrange the following alkenes in order of increasing heat of hydrogenation (That is, heat released when the compound is hydrogenated). 1 = lowest heat,...................5=highest heat
a solution of ethanol c2h5oh in water is prepared by dissolving 63.0 ml of ethanol density 0.79 gcm3 in enough water
In Photosystem II of the thylakoid membrane of chloroplasts, approximately 16.3 moles of photons must be absorbed by chlorophyll pigments in order to obtain enough energy to produce one molecule of glucose
if a sample containing 1.00 ml of nitroglycerine density 1.592 gml is detonated how many total moles of gas are
A compound contains only nitrogen and hydrogen and is 87.4% nitrogen by mass. A gaseous sample of the compound has a density of 0.925 g/L at 690 torr and 110 C.
A compound had a molar absorptivity of 3.03 x 10^3 L cm^-1 mol^-1. What concentration of the compound would be required to produce a solution that has a transmittance of 9.53% in a 2.50 cm cell.
if 1g of pyrrole and 1g of benzaldehyde are reacted with acid catalyst to form tetraphenylporphyrin what is the
What are the differences between physical structures of Sn(II) and Sn(IV) halides and what dictates those structural differences. Explain the melting point differences in the two compounds.
a. how many moles of stomach acid would be neutralized by onetablet of regualr strength maalox that contains 600mg of
Write a clear, and complete answer to the following question. Your answer should be directed towards a first year Chemistry student. What is the relationship 22.4 L/mol describe. What is assumed
calculate the expected change in temperature for 4.5 g of nh4no3 dissolved in 100.0 ml of h2o.assume that the
Project in Quantum Chemistry - The project is about The Self-Consistent Field (SCF) Method, Quantum Chemistry.
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