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What pH is needed to increase the solubility of Mn(OH)2 to 2.5 x 10-3M? Ksp for Mn(OH)2 = 1.6 x 10-13.
4.805.105.398.608.909.209.53
What phase changes occur when the pressure is held constant at 0.25 atm and the temperature increases from 100 °C to 300 °C?
What is the oxidation half reaction, Reduction half reaction, and overall reaction for Chloride + permanganate --->
If 10 grams of an organic layer is extracted with an additional amount of fresh water, how much benzoic acid would be present in the organic layer
A gaseous mixture contains 407.0 Torr of H2 , 377.5 Torr of N2 , and 83.3 Torr of Ar , calculate the mole fraction, X, of each of these gases . X H2 : number
Determine the pressures of one gram (each) of gaseous H2, He, N2 and Ar, where each sample is contained in a volume of one liter at 0 degrees centigrade. Which sample has the greatest pressure under the conditions stated. Which sample has the leas..
lead nitrate is needed to precipitate all of the chloride ion in a 10.00-mL sample of an unknown. What is the molarity of the chloride ion in the student's unknown?
Mesitylene is a liquid hydrocarbon. Burning 0.115 g of the compound in oxygen gives 0.379 g of CO2 and 0.1035 g of H2O. What is the empirical formula of Mesitylene?
A living organism has an activity of 15.2 counts per minute (cpm) per gram of carbon. If a bone is determined to have an activity of 3.80 cpm per gram of carbon, how old is the bone?
Show the Chemical behavior of an atom - The chemical behavior of an atom is determined by most directly by the
reversible expansion from Pinitial=25.0 bar and Vinitial=4.50L to Pfinal=4.50 bar, (2) a single step irreversible expansion against a constant external pressure of 4.50 bar
Based upon what you know about acids and bases, and given that manganese will be reduced by sodium bisulfite, make a prediction about how the oxidation-reduction reaction will be affected by acidic
A physiological saline solution is 0.92% sodium chloride (NaCl) by mass and has a density of 1.005 g/mL. What is the osmotic pressure of such a solution at body temperature of 37 degree C
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