A 3000 ml volume of a weak acid ha ka 38 x 10-6 is
A 30.00 mL volume of a weak acid, HA, (Ka = 3.8 x 10^-6) is titrated with 39.00 mL of 0.0958 M NaOH to the equivalence point. What is the pH of the analyte solution before any base is added to it?
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Typically, a speech signal that can be understood over a telephone shows frequencies from about 100 Hz to about 5 KHz. What would the sampling frequency fs (samples/ sec) that would be used to sample a speech without aliasing
The Reaction of Ba(OH)2+2HCl=BaCl2+2H2O it requires 12.01mL of .03582 M HCl to react with 25.00ml of Ba(OH)2 solution calculate the concentration of the Ba(OH)
Chip rolls a ball down an incline (without slipping) at the same time Emmanuel slides a frictionless block with the same mass down the incline
A laser beam aimed from the earth is swept across the face of the moon. what is the angle of divergence of the laser beam
A 30.00 mL volume of a weak acid, HA, (Ka = 3.8 x 10^-6) is titrated with 39.00 mL of 0.0958 M NaOH to the equivalence point. What is the pH of the analyte solution before any base is added to it
An airplane propeller is rotating at 1250rpm. Compute the propeller's angular velocity
Nyquist sampling rate condition and aliasing Consider the signal: X(t) = sin(0.5)/0.5t a.)Find the Fourier transform X(Ω) of x(t). b.)Is x(t) band limited. If so, find its maximum frequency Ωmax.
2Fe(s) + O2(g) => 2FeO(s) ?H = -544.0 kJ 4Fe(s) + 3O2(g) => 2Fe2O3(s) ?H = -1648.4 kJ Fe3O4(s) => 3Fe(s) + 2O2(g) ?H = +1118.4 kJ Given the data above, determine the heat of reaction, ?H, for the reaction below: Reaction: Fe2O3(s) + FeO(s
Understanding of the global financial crisis which was triggered by the property bubbles in the America. Did the American adopt the Classical school of thoughts or the Keynesian school of thoughts before the whole property bubbles exploded
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult