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What is the boiling point of the solution produced by adding 363 g of ethylene glycol (molar mass = 62.1 g/mol) to 1.5 kg of water? For each mole of nonvolatile solute, the boiling point of 1 kg of water is raised 0.51°C.
Balance the following equation in basic solution. indicate which reactant becomes oxidized during the reaction, which reactant becomes reduced
One brand of laundry bleach is an aqueous solution containing 4.00% sodium hypochlorite by mass.What is the molarity of this solution.
What hybrid orbital would be expected for the central atom in each of the following: Draw the molecular structure of these compounds and label Ï? and Ï?bonds.
You collected a water sample from your shower containing 3.2mM Ca2+ and 1.1 mM Mg2+ whats the hardness of water in terms of CaCO3/L.
Cobalt-60 is commonly used as a source of B-particles. How long does it take for 87.5% of a sample of cobalt-60 to decay, given that the half-life is 5.36 years?
explain why granulated activated charcoal is considered to be the best available treatment technology for dioxins in water.
Describe at least four methods that could be used to attempt to separate the oil and water at home. Based on the four methods postulate which method would work better than the others.
The rate of a chemical reaction can sometimes be determined by measuring the change in mass of the reaction flask and its contents with time
An aqueous solution is six percent by mass methanol,, and has a density = 0.988 g/mL. Determine the molarity of ethanol in the solution.
given that, for H2C2O4(aq), Ka1 = 6.5 x 10-2 and Ka2 = 6.1 x 10-5. Don't forget that Kw = 1 x 10-14.
The pressure inside a hydrogen-filled container was 2.10 atm at 21 C. What would the pressure be if the container was heated to 94 C?
Why E2 is favored over SN2, Sn2 requires a strong nucleophile while E2 requires a strong base. But relatively compared if you have a very strong base the E2 is preferred. Why is it so?
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