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What molarity of aqueous magnesium chloride solution can be expected to show the same conductivity as 0.0075 M aluminum sulfate at 15,000 units.
The relative sweetness of sucralose is 60000. The relative sweetness of sugar is 100. How many grams of sucralose would you need for a solution that has the same sweetness as one made with 2.00g of sugar
Identify the following compound from its IR and proton NMR spectra. C6H10O: NMR: ? 3.31 (3H, s); ? 2.41 (1H, s); ? 1.43 (6H, s) IR: 2110, 3300 cm-1 (sharp)
For SO3 draw all possible resonant structures without violating the octet rule for S
What is the pH of the resulting hydrochloric acid solution and 0.40 g of hydrogen chloride (HCl)is dissolved in water to make 6.0L of solution
Consider a reaction for which DeltaS is positive and DeltaH is negative. Discuss briefly the conditions under which this reaction will NOT BE spontaneous.
What is the purpose of grinding the magnesium before introducing it into the reaction flask?
A concentrated sulfuric acid solution is 65.0% H2SO4 by mass and has a density of 1.55 g/mL at 20°C. What is the mass of 8.00 L of the concentrated sulfuric acid solution?
if 58.7L of H2 are collected over water at 20C and 758 torr, what is the mass percent yield? (vapor pressure of water at 20C is 17.5torr)
What is the percent by mass of NaHCO3 in a solution containing 70 g of NaHCO3 dissolved in 700 mL of H2O?
Calculate the molar solubility of calcium hydroxide in a solution buffered at each of the following pH's.
Would entropy for a gas be heat Irreverisibly be greater than, less than or equal to a gas heated reversibly? Explain
Which radio station broadcasts at a longer wavelength: 93.9 FM or 104.3 FM? To support your answer, list the actual wavelength values and units for each of these radio stations.
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