What is the ph of a solution prepared by mixing 50 ml of a
What is the pH of a solution prepared by mixing 50 ml of a .01055 M solution of lactic acid with 30 ml of a .0125 M NaOH? ka for lactic acid = 1.4E-4
What is the new pH if you add 15 ml more of the NaOH to the above solution?
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one generator uses a magnetic field of 015 t and has a coil area per turn of 0045 m2 a second generator has a coil area
a sample of 225 g of silicon tetrachoride is reacted with an excess more than necessary amout of mg how many moles of
a gun has a spring constant of 10ncm when the gun is inclined upward by 30 degree to the horizontal a 10 g ball is shot
a carnot engine operates between asource temerature of 700 degrees celsius and a sink temperatiure of 20 degrees
what is the ph of a solution prepared by mixing 50 ml of a 01055 m solution of lactic acid with 30 ml of a 0125 m naoh
in an engine a piston oscillates with simple harmonic motion so that its position varies according to the expression x
a steel wire of length 192 with circular cross section must stretch no more than 0300 when a tensile stretching force
you have 855 ml of a solution that is composed of 152 grams of nh3 and 222 grams of ammonium chloride mixed well kb for
draw a mechanism for this reaction all compounds involved in each stage of the mechanism must be enclosed in a box and
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