I forgot my book in my desk and have homework over the weekend!! HELP ME!
Calculate the pH change of 10mL of HCl added to 1M phosphate buffer in 1L with initil pH of 7.2?
7th grade math
28 bags of each
Calculate the ph of a buffer solution that is 0.10M in ammonia and 0.15M in ammonium chloride .kb for ammonia is 1.8*10^-5
For constant acceleration, how does the average velocity for an interval compare with the instantaneous velocity at half-time in the interval?
Your spaceship lands on an unknown planet. To determine the local value of g, you ask a steel-toed crew member to kick a stone, and you find that if she kicks it at 18.0m/s at various angles, the maximum range she can achieve is 30.8m. What is g on this planet? How long was th...
cross multiply. So for #1 It becomes (4)(5) = 15x in the next step. then continue to find X
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