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How much of a 500 ml bottle of 1.00 molar KCl solution should be diluted with deionized water to give 200.00 ml of a 0.100 molar solution?
The strengths of oxidants and reductants on opposite sides of redox equations correlate oppositely. For a strong reductant Eored should be negative.
Formic acid (HCO2H, Ka=1.8X10^-4) is the principal component in the venom of stinging ants. What is the molarity of a formic acid solution if 25.00 mL of the formic acid solution requires 29.80 mL of 0.0567 M NaOH to reach the equivalence point
Then you precipitate the calcium ion in solution by adding sodium oxalate Na2C2O4. The precipitate is calcium oxalate, CaC2O4. You find that a sample of limestone weighing 128.3 mg gives 140.2 mg of CaC2O4. What is the mass % of calcium in the lim..
The reaction 2NO2(g)-----2NO(g)+O2(g) was studied at 383dgree c and the following data was obtained?
When 24 mL of a 170 mL stock solution containing 1.5 M BaF2 is diluted to 76 mL, what is the concentration of Ba2+ in the new solution
but did not exactly add 4.0 mL. Instead he added 4.50mL. What was the final concentration of her standardized solution in ppm?
calculate the amount of heat required to completely sublime 99.0 g of solid dry ice co2 at its sublimation temperature.
A weather balloon has a volume of 450 L when filled with helium at 45oC to a pressure 0.80 atm. What is the new volume of the balloon in an atmosphere where the pressure
Calculate the total quantity of heat required to convert 25g of liquid ccl4 from 35 ºC to gaseous CCl4 at 76.8ºC(the normal boiling point for CCl4). The specific heat of CCl is 0.857J/(g ºC), its heat of fusion is 3.27 kJ/mol, and its heat of vapo..
mass mol atoms moles mol mass moles atoms g mol atoms moles how many atoms are in 1 g of what is the mass of 1 the
A student mixes four reagents together, thinking that the solution will neutralize each other. The solutions mixed together are 53.6 mL of 0.129 M hydrochloric acid, 104.1 mL of 0.215 M of nitric acid, 501.5 mL of 0.0126 M calcium hydroxide
diethyl ether is a volatile organic compound. the vapor pressur of diethyl ether is 401 mmhg at 18 degrees c and th hat
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