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A small solid crystal is added to a clear liquid. Immeadiately after that, many other crystals begin to precipitate throughout the clear liquid. This indicates that the clear liquid was actually a solution. Which type of solution was it?
a.) miscible
b.) immiscible
c.) saturated
d.) supersaturated.
how does structure help predict and affect the Rf of each compound based on intermolecular forces
Draw the full and complete mechanism for the reduction of a carboxylic acid using H2 over platinum. The product is a primary alcohol. Just use ethanoic acid as your model compound.
A sample containing 0.187 g Cl- is dissolved in 50.0 mL water.How many moles of Cl- ion are in the solution?What is the molarity of Cl- ion in the solution.
a meteorological ballon contains 250.0l he at 22 degrees celsius and 740.0mm hg. if the volume of the ballon can vary
Silicon tetrafluoride reacts with F- to produce the hexafluorosilicate ion, SiF6 2-. GeF4 behaves similarily, but CF4 does not. (A) Draw Lewis structures for SiF4, GeF6 2-, CF4. What is the hybridization of the central atom in each species
when hydrogen sulfide gas is bubbled into a solution of sodium hydroxide the reaction forms sodium sulfide and water.
A container with a volume of 101 L contains how many atoms of argon gas at STP?
Calculate the molarity of a solution prepared by diluting 36.88 mL of 0.284 M potassium chloride to 150.0 mL
Calculat the freezing point of a solution containing 50.0 grams of kcl and 5500.0 grams of water the molal freezing point depression (kf) for water is 1.86 c/m
Low concentration replicate samples of Cd-EDTA gave the following counts in a mass spectral measurement: 178.3, 131.2, 144.3, 159.3, 128.3, 197.7, 149.3, 153.9, 143.3, 160.9. Ten measurements of a blank had a mean of 27.7 counts
What is the partial pressure of hydrogen and nitrogen when the gas mixture is composed of 8.00 g hydrogen and 56 grams nitrogen.
Some bacteria are able to harvest 1000-nm light. What is the energy (in kilocalories or kilojoules) of a mole (also called an einstein) of 1000-nm photons?
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