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The density of octane is 0.703 g/mL. What mass (in g) will a 0.996 gallon sample of octane have
Propose the kinds of attractive forces that might bind congo red to cotton fabric.
For the next three problems, consider 1.0 L of a solution which is 0.6 M NH4Cl and 0.2 M NH3 (Ka for NH4Cl = 5.6 x 10-10). Assume 2 significant figures in all of the given concentrations so that you should calculate all of the following pH values ..
Calculate the work, heat, energy and enthalpy change upon: a) expansion by 3.3 L at p=const (isobaric). b) isothermal expansion by 3.3. L against a constant external pressure of 30.0 kPa c) reversible isothermal expansion by 3.3 L.
If you add 0.35 g NaF to 150 mL of a 0.30 M HF, what is the pH of the resulting solution?
A mass of 2.50 g of hydrated copper(II) sulfate is placed in a crucible and heated. On heating, 1.59 g of white anhydrous copper(II) sulfate is left behind. Determine the ratio of water to copper(II) sulfate.
Make a FLOW CHART on how a mixture of phenol, benzoic acid, p-nitroaniline and anthracene can be seperated by EXTRACTION.
The solubility of oxygen gas at 50*C is 27.8 mg/L at an oxygen pressure of 1.00 atm. The solubility of nitrogen gas at 50*C is 14.6 mg/L at a nitrogen pressure of 1.00 atm. Assume that the air above the water contains an oxygen partial pressure of..
The reaction of boron with carbon monoxide produces compounds with these skeletal structures: B--B--C--O and O--C--B--B--C--O. For each of these compounds, draw the lewis structure that minimizes formal charges.For each compound select the atoms t..
A glucose molecule is labeled at carbon-3 with 13C. How many turns of the citric acid cycle are required to remove the carbon as CO2?
Calculate the pH of the resulting solution at each of the specified points in the titration. Initially: pH of HCl
if 0.00484 mol N2O effuses through an orifice in a certain period of time, how much NO2 would effuse in the same time under the same conditions ?
how many grams of sulfur dioxide are produced when 90.0 g of thionyl chloride reacts with excess water according to the following equation? SOCl2+H2O --> 2HCl+SO2
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