In order to make a stock solution, you need to determine 2 things; the concentration of the stock and the amount you need. Usually you will estimate each of these based on your needs. The concentration should be between 10 and 100 times higher than the concentration that you will need in your working solution.
Find out information about Olefins. a homologous series of unsaturated hydrocarbons of the general formula C n H2 n , with an open chain and one carbon-carbon double bond; they belong to the... Explanation of Olefins
What is a Broken Elbow (Olecranon Fracture)? What is an olecranon and why does it have such a crazy name? The olecranon is the pointy part of your elbow, which its part of the ulna bone. The ulna is one of two bones in your forearm (the other is the radius). The ulna and humerus (arm bone) form the major hinge joint of the elbow (the radius is part of the elbow joint too, but most just sits there looking pretty).