Technology
Non system disc means
Technology
If you want to teach whole classes how to use computers, where is the best place to locate the computers?
math
At a point on the ground 80ft from the base of a tree,the distance to the top of the tree is 11ft more than 2 times the height of the tree. find the height.
Physics
What happens to the momentum of the truck if sand leaks at a constant rate through a hole in the truck bed while the truck maintains a constant velocity?
life orientation
6 ways in which earthquake can impact negatively on one's health
Math
A lighthouse is east of a Coast Guard patrol boat. The Coast Guard station is 20 km north of the lighthouse. The radar officer aboard the boat measures the angle between the lighthouse and the station to be 23°. How far is the boat from the station?
Chemistry
When I solve for H^+ I put 1.7 x10^-3 x 0.26. I got 4.42 x 10^-4. My pH is 3.35. Is that right?
Chemistry
Substance X (MW=356gm) is a weak acid. Its Ka is 1.7x10^-3. Calculate pH of725ml of the following solutions: a)Containing 0.187 mol of substance x b)containing 127gm of Substance x I have been trying to figure this problem out for hours now and do not get it. Please help me an...
Chemistry
Does that mean that I do not need to do an ICE table but just use the HH equation?
Chemistry
Calculate the pH of the following buffer solution that resulted from 125ml of 0.1M NH3 with 250ml 0.1 M NH4Cl ( for NH3, Kb= 1.76x10^-5)
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