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You make a solution using a solute (5g) in water (total volume 100ml). The molar mass of the solute is 110 g/mol.
What is the molarity?
What is the concentration reported as % by mass?
Explain why is the major product between p-anisaldehyde and acetophenone the crossed aldol product rather than the Cannizzaro reaction or the self-condensation of acetophenone
A solution of ethanol (C2H5OH) in water is prepared by dissolving 10.0mL ethanol (density is 0.79g/cc) in enough water to make 250.0mL of solution. What is the molarity of the ethanol solution?
which solution would show the greatest change in pH upon the addition of 15.0 mL of 1.0 M HCl to 1.0 L of each of the following solutions
What is the predicted pH of the following: 0.1M HCl, 0.01M HCl, 0.001M HCl, 0.1M HC2H202, 0.1 M HC2H3O2, 0.1 M NH4Cl, deonized water
Explain the mechanisms of thermal explosions and branched-chain explosions. The atomic bomb is a classical model of a branched-chain explosion. Explain the notions of sub-critical, critical, and super-critical masses of a fissionable isotope.
A buffer that contains 1.10 M base, B, and 0.700 M of its conjugate acid, BH+, has a pH of 9.250. What is the pH after 0.0050 mol of HCl
Add charges, single electron dots, and/or pairs of dots as appropriate to show the Lewis symbols for the most stable ion of each element.
Use the following balanced chemical equation to answer the following questions: 3 BaCl2 + 2 Na3PO4 Ba3(PO4)2 + 6 NaCl a. How many moles of Ba3(PO4)2 can be produced from 10.0 grams of sodium phosphate
400cm3 of glycerol, C3H8O3 (density= 1.26 g cm-3) is added to a kilogram of water. What is the mole fraction of C3H8O3 in the solution?
Draw two chair conformations of trans-1-tertbutyl-4-chlorocyclohexane. Indicate which conformation is more stable and why
A balloon is inflated with 0.2494 g of helium to a pressure of 1.26 atm. If the desired volume of the balloon is 1.250 L what must the temperature be in degree celcious
you purchase a cup of coffee but at 98.4 degrees c it is too hot. you add 45.5 g of ice that is -2.2 degrees c to the
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