A potato of mass m is attached to a string of negligible mass and length L. The potato is released from rest from a horizontal position. When the potato is at point p, the string attached to the potato makes an angle θ with the horizontal. In terms of m,L,θ ,and any ...
What are words that start with Z and X and have to do with the Revolutionary War?
A catcher "gives" with a baseball when catching it. If the baseball exerts a force of 463 N on the glove, so that the glove is displaced 11.0 cm, how much work is done by the ball?
7th grade science fair project
how does optical mixing occur when using thin black line on white paper
A 9.00 M solution of a weak acid, HA, has a pH of 1.30 1.) calculate [A-] at equilibrium 2.) calculate [HA] at equilibrium Use pH to get (H^+). Ka = (H^+)(A^-)/(HA) (A^-) = (H^+). (HA) = 9 Plug and chug. Post your work if you get stuck.
What is the concentration (in M) of hydronium ions in a solution at 25 degrees C with a pH = 4.282? i got 5.22 x 10^-5 ? right on the money.
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