Calculate the ph of a solution prepared by diluting 25 ml
Calculate the pH of a solution prepared by diluting 2.5 mL of 1M acetic acid up to a final volume of 100 mL (pka 4.76)
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A square metal plate is heated to 80 degrees celsius at the corner corresponding to x = y = 1. The temperature distribution in the plate is described by T = 80e^(-(x-1)^2)*e^(-3(y-1)^2) Obtain the surface and contour plots for the temperature.
Assuming levels of atmospheric CO2 are 390 ppm CO2, what is the pH of rainwater in equilibrium with the atmosphere for the pre-industrial atmospheric CO2 concentration of 280 ppm,v.
A small block with a mass of 0.117 kg is attached to a cord passing through a hole in a horizontal frictionless surface, How much work was done by the person who pulled on the cord
a proton moves through a region containing a uniform electric field given by E=50.0 v/m and a uniform magnetic field B=(0.200+.300+.400)T. Determine the acceleration of the proton when it has a velocity v=10.0m/s
A 3.00-g bullet, traveling horizontally with a velocity of magnitude 370 m/s, is fired into a wooden block with mass 0.800 kg, What is the decrease in kinetic energy of the bullet
What legal standards could the court apply in evaluating the constitutionality of a law and which would apply in this instance?
a) what is the ratio of conjugate base to conjugate acid after 100 ml of 1M HA is adjusted to a pH of 8? b) under the conditions in part a, how many moles of HA are present? How many moles of A- are present? c) What is the pH of the solution descr
State Newton's three laws of Motion and What is the difference between elastic collision and inelastic collision
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The purpose is to examine the psychological factors affecting how teenagers in an impoverished urban area spend their time outside of school using:
Outline a social issue that is important to you. Describe why it is important to you, why it is important from a societal perspective and how you think
Sahir is the most active student in your kindergarten class. He tends to be very disruptive when the teacher you work with is teaching the class,
What is another way to say ". It is important to ensure that the youth understand what the study involves, what their participation entails
Amanda said? Excellent post, Chrystal. You provided great insight into the helpful resource ERIC digital library is. I appreciate how it states the information
Suppose that a group of researchers would like to explore how we perceive objects in the real world, rather than just in a laboratory
Which of the following is a behavioral indicator related to Family? A) Developing school readiness and transition strategies B) Developing collaborative