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If water is added to 2mol of sodium chloride in a flask until the volume of the solution is 1 liter, what is the molarity of the solution?
What is the molarity when water is added to 2 moles of sodium chloride to make 0.5 liter of solution?
Identify the anions that react with silver nitrate to form precipitates that do not dissolve when acidified with nitric acid.
either through the formation of a single molecule or by bonding to another atom of similar electronic geometry and results in an arrangement of orbitals that is possible within the valence shell of an atom
If an FM radio station broadcasts at a frequency of 93.6MHz (1MHz=106 Hz or cycles per second). Explain what is the wavelength of the radiation in meters
A high-protein diet contains 70 of carbohydrate, 160 of protein, and 4.5 of fat. How many kilocalories does this diet provide
2 nog cl2-gt2noclg the observed rate law is rate kno2cl2. what is the reaction order with respect to nitrohen monoxide
when sulfur dioxide, an air pollutant from the burning of sulfur-containing coal or oil, dissolves in water, an acidic solution is formed that can be viewed as containing sulfurous acid, H2SO3. H2O + SO2(g) HsSO3(aq) Write the expression for Ka1..
Circle the compound in each pair that you would predict to be more soluble in water. Give a very brief explanation for your choice. a. Nitrogen gas or Hydrogen fluoride gas b. Quartz crystal or (NH4)2SO4 crystal
Explain why it is important that the glassware and reagents used in a Grignard reaction are completely dry. Write an equation that describes what happens if phenylmagnesium bromide reacts with water.
Explain why water-soluble oils of low volatility are not typically isolated by steam distillation.
Differences in boiling points, Rationalize the difference in boiling point between the members of the following pairs of substances:
The final volume of the balloon is 1500 mL. The atmospheric pressure is 1.00 atm. What was the original pressure of HI in the cylinder before the release of HI
a 10.0 ml sample of liquid bleach is diluted to 100. ml in a volumetric flask. a 25.0 ml aliquot of this solution is
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