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Sodium carbonate Na2CO3 is used to neutralize the sulfuric acid spill. How many kilograms of sodium carbonate must be added to neutralize 2.01×10^3 kg of sulfuric acid solution A tanker truck carrying 2.01×103 kg of concentrated sulfuric acid solution tips over and spills its load. The sulfuric acid solution is 95.0% H2SO4 by mass and has a density of 1.84g/L
Every antacid contains one or more ingredients capable of reacting with excess stomach acid (HCl). The essential neutralization products are CO2 and/or H2O. Write net ionic equations to represent the neutralizing action of the following popular an..
Which compounds reacted only with AgNo3 in ethanol. Why. Did any compounds appear not to react under either condition, even when heat was added ? Explain, for each compound, why it might not react by a substitution reaction.
Calculate the vapor pressure of a solution prepared by dissolving 0.75 mol of safrole in 950 g of ethanol (46.07 g/mol)
a metal weighing 50.0g absorbs 220.0 J of heat when its temperature increases by 120.0 degrees celsius. what is the specific heat of this metal?
Enough of a monoprotic acid is dissolved in water to produce a 1.05 M solution. The pH of the resulting solution is 2.97. Calculate the Ka for the acid.
For a 15.0% (by mass) NaCl solution, find A) The mass of NaCl in 150g of the solution b) the amount of solution needed to obtain 35.0g NaCl c) mass of NaCl needed to make 1000g of the solution.
Determine the osmotic pressure (in Torr) for a 50 mL solution containing 30.22 mg of protein with the molar mass
You are studying an enzyme that has a catalytic efficiency of 7x10^7M-1s-1. Knowing that the Km=2.50µM and how much enzyme did you use to obtain a maximum velocity of 2520 µM/min
Diethylamine, (C2H5)2NH, is a weak base (pKb=3.16 at 25oC). What is the pH of 0.155 mol/L (C2H5)2NH(aq) at 25oC
Write the structures for all the aldol condensation products you expect from the cross aldol condensation of 4-methyl benzaldehyde and 2-butanone (methyl ethyl ketone)
Why does aluminum hydroxide readily dissolve in concentrated NaOH but not in concentrated NH3? Please give a thorough explanation, not just a short answer.
When there are branches in either the acid or the alcohol, how do you name the ester formed from the reaction of these two? For example,
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