I have a question about acid and base rxns.
For example, if I have a solution of 0.01 M HCl which has pH 2.0. How much should I add H2O to dilute the solution to pH 8.0.
I am not sure what to do and how can I explain this problem.
Thanks
I have a question about the limit problem. I need find limit if it exists.
lim x (approach to 4) (3x+square root x-4).
If I plug number for x=4, I get 12. But I am concern about square root. Do I need find one-sided limit from x approach to 4+ and x approach to 4-. Or 12 will be the...
Hi,
I am trying to finish my homework and I can't figure out one problem.
Can you help me, please?
A block (mass m1) lying on a frictionless inclined plane is connected to a mass m2 by a massless cord passing over a pulley.
a) Determine a formula for acceleration of the system of the...
Hi guys,
I have one homework problem I can't figure out. :mad:
Pleace, can you help me? Please
A bowling ball traveling with constant speed hits the pins at the end of a bowling lane 16.5 m long. The bowler hears the sound of the ball hitting the pins 2.50 s after the ball is released...