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Which response includes all of the following substances that are strong electrolytes, and no others?
I. LiOHII. Ca(CH3COO)2III. HClO4IV. H3PO4
A) IB) II and IIIC) II, III, and IVD) I and IIIE) I, II, and III
Calculate the molar solubility of CaCO3 ( Ksp = 4.5*10-9) neglecting the acid-base character
assume that a particular process evolves 224 kj of heat and that 35 kj of pv work is done on the system at constant
a bicycle tire is filled with air to a pressure of 100. psi at a temperature of 19 degrees celcius. riding the bike on
97.5g sodium chloride were dissolved in distilled water in 500ml volumeristic flask. the mixture was stirred to form a
Calculate the concentrations of all species in a 1.73 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1 = 1.4× 10-2 and Ka2 = 6.3× 10-8.
Calculate the pH of a buffer that is 0.058 M HF and 0.058 M LiF. The Ka for HF is 3.5 x 10^-4. Calculate the pH of a buffer that is 0.158 M HClO and 0.099 M NaClO. The Ka for HClO is 2.9 x 10^-8.
A student wants to make a pH 4.0 buffer solution. She decides to use a buffer made from formic acid and sodium formate (NaCOOH).
Enough monoprotic acid is dissolved in water to generate 0.0163 M solution. The pH of the resulting solution is 6.31. Calculate the Ka of the acid.
Write the structures of all the alkenes that can be formed by dehydrohalogenation of each of the following alkyl halides.
Some leaded gasoline contains about a gram of lead in each gallon. In a large city 15,500 cars commute an average of 15 miles each in cars that get an average gas milage of 19 miles per gallon. How many grams of lead are released each time these c..
what is the volume of the gas in milliliters when the pressure and temperature of the gas sample are changed to 634 and
At what temperature will a 1.3 g sample of neon gas exert a pressure of 491 torr in a 5.9 L container?
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