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How many grams of NaCN would you need to dissolve in enough water to make exactly 325 mL of solution with a pH of 10.00?
determining the limiting reactant and mass of the product.phosphorous trichloride can be produced from the reaction of
How many of these nuts would a 67kg person have to eat to obtain enough energy to bike (racing)for 40min?
When a chiral carbon contains a hydrogen, you should not show the hydrogen, but you must use either a wedge or dashed bond and 2 sticks to establish stereochemistry.
What minimum pressure must be supplied to a reverse osmosis water purification system in order to overcome the osmotic pressure in water that is 1.24 M in total dissolved ions at 16 C?
Their boiling points in C are: Ne -245, Ar -186, Kr -152, Xe -107. Using the periodic relationship between the noble gases, predict the boiling point of Radon.
consider the following equalibrium: C2H6(g) + C5H12(g) CH4(g) + C6H14(g); Kp = 9.57 at 500K. Suppose 14.2 g each of CH4,C2H6,C5H12 and C6H14 are placed in a 25.0-l reaction vessel at 500 K. What is the value of Qp
need down wind concentrations for a dirty bomb dust cloud that carries toward a nearby downtown area on a light wind
A tank having a volume of 1000 ft3 contains 22 lb of CO2, 46 lb of O2 and 154 lb of N2. What pressure will be indicated by a pressure gage attached to the tank if the gas is at ambient temperature (80°F)
calculate the formal concentration of a sodium acetate solution prepared by diluting 45.0 ml of a solution containing
what is the ph of the solution if .02 mol hcl is added to .5L of a .34m nh3 and .56m nh4cl buffer solution
Calculate the pH of this solution. B) A 150 mL of 0.15 M NH3 is slowly added to 25 mL of 02 M HCl. What is the pH of the resulting solution
56.9 mL of water is added to 24.9 mL of 0.125 M KOH solution. What is the new molarity?
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