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A 115.0mL sample of a solution that is 3.0×103M in Ag(NO)3 is mixed with a 225.0mL sample of a solution that is 0.14M in NaCN . Explain what concentration of Ag+ remains?
the total average change in KE of gas molecules in the container is equal to the the sum of KE of an 8,0x10^-3 -Kg bullet with speed of 770 m/s. what is the Kelvin temp of the gas?
estimate the amount of water that would have to be lost in perspiration to keep his body temperature constant. The heat of vaporization of water may be takenas 2.41kJ/g. (1lb=453.6g)
it is found that 1.431g of element x ciontains 7.509 *10^21 atoms. calculate the atomic mass of x
Assuming the solution has a heat capacity of 4.18 J/°C · g and assuming no heat loss to the calorimeter, calculate the enthalpy change for the dissolution of NH4NO3 in units of kJ/mol.
in patients with glucose-6-phosphate dehydrogenase deficiency, rd blood cells are lysed while other cells remain intact.which statement best explains this: hemoglobin is a catalyst in the production of reactive oxygen species making RBCs especially..
In a titration of 25.80 mLs of 0.256 M HCOOH (formic acid, Ka = 1.8x10-4) with 0.286 M KOH, how many mLs of titrant will be required to reach the equivalence point?
Compute the molecular formula of CH 3 COOH the percent composition of acetic acid is 39.99% C and 6.73% H. The remainder of the compound is oxygen.(The molar mass of acetic acid is 60.06 g/mol.)
the volume of a catalyst in the shape of a sphere is 10.0 centimeter cubed. calculate the surface area. if the sphere
In an excess of NH3 (aq), Cu^2+ forms a deep blue complex ion, Cu(NH3)4^2+ , which has a formation constant Kf= 5.6*10^11. Calculate the concentration of Cu^2+
what is the theoretical amount of water mw 18.02 gmol in grams that could form when 26.67 grams of aluminum oxide mw
4.00 mL of 2.0E-3 M iron(III) nitrate solution is mixed with 5.00 mL of 2.0E-3 M potassium thiocyanate solution, 6.00 mL of 0.500 M nitric acid solution
A person ate 0.999 pound of cheese (an energy intake of 7990 kJ). Suppose that none of the energy was stored in his body. What mass (in grams) of water would he need to perspire in order to maintain his original temperature? (It takes 44.0 kJ to v..
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