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Explain how you could experimentally determine whether the outside temperature is higher or lower than 0 °C (32 °F) without using a thermometer.
Write two complete, balanced equations for each of the following reactions, one using condensed formulas and one using Lewis structures: (a) ethanol reacts with propionic acid (b) benzoic acid, C6H5CO2H, is added to a solution of sodium hydroxide
Low-molecular-weight ketones are soluble in water. What is the shortest length of the carbon chain where insolubility becomes important
Find out the eq molar concentration of SCN- in the system.( Kc=[FeNCS2+]/[Fe3+][SCN-] =271.5)
The difference between voltages measured when 71.1 mL and 22.1 mL of AgNO3 have been added is 0.3929 V. Using this voltage difference and your answers to questions (a), (b), and (c), calculate the numerical value of the quotient Ksp,AgCl/Ksp,AgI.
The specific heat of ethanol is 2.46 J/goC. Find the heat energy required to raise the temperature of 193 g of ethanol from 19oC to 35oC.
Predict whether each of the following salts will form an acidic, basic or neutral solution. for acidic and basic solutions write an equation for the reaction that takes place. a)Na2SO4 b)KBr c)BaCl2 d)NH4I
given that the internal energy of water at 55 bar pressure is 1178 kj kg-1 and that the specific volume of water at
consider a metal that is subjected to cold working by rolling it to a lesser thickness or hammering it. a would you
Is ethanol(CH3OH) a bad leaving group. Also is (CH3)2N- a bad leaving group? the Nitrogen has two methyl groups and negative charge
What purpose does Acetic Acid serve in the hypochlorite oxidation of cyclohexanol? What advantages does the hypochlorite oxidation offer over conventional methods such as chromium oxidation?
How does the irradiation of nuclei in FT-NMR instruments differ from irradiation in other types of NMR instruments? What are the advantages of FT-NMR over the other NMR techniques
How many neighboring hydrogen atoms must the CH2 group (at 2.65 ppm H NMR ) of propyl amine see in order to have its signal split into a triplet
The temperature of the calorimeter and the water increases by 35.50 °C. According to this data, the molar enthalpy of combustion of naphthalene is? (MJ/mol)
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