The ionization constant for the weak acid ha is 40 x 10-8
The ionization constant for the weak acid HA is 4.0 x 10^-8. Calculate the equilibrium concentration of H+, A- and HA in a 0.050 M solution of the acid.
Expected delivery within 24 Hours
A short blast of sound with frequency 335 Hz is created by a speaker that projects the sound equally in all directions. what was the power of the blast
When doing a sound experiment, you recorded the sound of a single frequency sound source when it was stationary. what was the frequency of the source
After treating an antacid tablet with 5.00mL of 6M HCl, the unreacted acid was diluted to exactly 250mL with distilled water in a volumetric flask. 25.00 mL of that diluted acid required 17.03 NaOH to neutralize it. Calculate the amount of acid ne
Cosider a series RLC circuit. Thw applied voltage has a maximum value of 160V ans ocscillates at a frq. of 74 Hz. Determine the value of the capacitor
A cube with the side length 1.53 meters of solid styrofoam is completely submerged in fresh water such that the top of the styrofoam block is parallel to the water surface and is 2.55 meters beneath the surface
Write an equation for a reaction of Fe2O3 (s) and C(s) to give Fe(s) ad CO(g). How does delta G vary with temperature? Is there a temperature at which the reaction is spontaneous
A uniform round tube of diameter 6.32 cm has two piston tops which are balanced at exactly the same height due to a mass m on the left side, what is the pressure at the bottom of the oil filled tube if the height of the pistons is initially 27.9 cm
A series RLC circuit consists of a 50ohm resistor, a 3.3 mH inductor, and a 480 nF capacitor. What is the instantaneous current i when e=e_0
1960260
Questions Asked
3,689
Active Tutors
1421771
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
When people get involved in community and social change but do not hold official political positions, which of the terms best describes what they are part of
Question: Discover how the major schools of thought within sociology explain social stratification.
Jane is doing a study about tattoos. She is interested in studying the idea of the "tramp stamp" (a tattoo in the small of a woman's back).
Staying with Nigeria, rewind the year to 1950. Using the +5 year control, fast forward in 5 year increments until you reach 2020.
How is it rational for the owner of a factory or plantation to work his laborers to death or disability when they can easily be replaced cheaply?
Real-Life Cat and Mouse Chase: Understanding the Perceptions and Attitudes of Street Vendors of Metro Manila towards MMDA Regulation No. 03-004
Question: Cases of local communities using modern technology to preserve and revive their traditions: