PHYSICS (most is worked)
A glass ball, ball A, of mass 6.0 g moves at a velocity of 18.0 cm/s. It collides with a second ball, ball B, of mass 8.0 g, moving along the same line of velocity of 11.0 cm/s. After the collision, ball A is still moving, but with a velocity of 10.0 cm/s. Ball A's origina...
Chemistry
Using chemical equations, show how the triprotic acid H3PO4 ionizes in water. Phases, such as (l) or (aq), are optional.
Chemistry
Write the equation for the reaction associated with the Ka2 of sulfuric acid, H2SO4. Write the equation for the reaction associated with the Kb2 of carbonate, CO32–.
math
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math
Which of the following problems can be solved using the equation x-9=15? A. Allison is 9 years younger than her sister Pam. Allison is 15 years old. What is x, Pam's age? B. David's portion of the bill is $9 more than Jaleel's portion of the bill. If Jaleel pays $9...
physics 2
A charge, q1, of +4.4 micro-coulombs and another unknown charge, q2, are surrounded by a surface. The total flux through the surface is -9.2 x 106 (N m2)/C. These charges are now placed on the x axis. q1 is placed at x = 0, and q2 is placed at x = +114.51 cm. What is the magni...
Mathh
Thank you :)
Mathh
19-(3-x) = 5x. Can u show your work please? I know how to solve questions like these but couldnt figure it out with that x after the 5 '
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