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A 500.0ml sample of .200M sodium phosphate is mixed with 400.0ml of 0.255M barium chloride. What is the mass of the solid produced?
the partial pressures of gas A and gas B respectively are 0.298 ATM and .702 atm if 0.130 mol a 3rd gas is added with no change in volume or temperature, what would the total pressure become?
consider the titration of 39.0 mL of 0.240 M HF with 0.215M NaOH. Calculate the ph at the following points. calculate the ph after the addition of 9.75 mL of base.
Draw viable Lewis structures to illustrate how the element bromine can take part in an ionic bond, a pure covalent bond, and a polar covalent bond.
How long will it take for a signal to travel that distance assuming that the speed of light in the cable is the same as in a vacuum?
The specific internal energy of helium at 300k and 1 atm pressure is 3800j/mol and the specific molar volumeat thesame temp. and pressure is 24.63l/mol.
In the reaction of sodium benzoate with hydrochloric acid to form benzoic acid, if one started with 12.3 mmol of sodium benzoate
How much energy would be absorbed as heat by 75 g of iron when heated from 295 K to 301 K? (Cp for iron=0.449 J/g*C)
If the density of sulfuric acid is 1.05 g/ml in the original 1 L solution, then find the weight percent of sulfuric acid in solution.
What mass of NaN3(s) must be reacted in order to inflate an air bag to 74.6 L at STP?
A sample of nitrogen gas is contained in a pistol with a freely moving cylinder. At 0.0 C , the volume of the gas is 375 ml. To what temperature must the gas be heated to occupy a volume of 500.0ml
What stretches (presence and absence) will distinguish the product (cyclohexene) from the starting material (cyclohexanol)? Give the functional group and wavenumbers
If the partial pressure of oxygen in the atmosphere is 0.20 atm, what is the soluability of dissolved oxygen in blood? Recall that soluability constant of oxygen
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