Friday
April 18, 2014

Posts by siobhan


Total # Posts: 4

statistics
Given the following information about a sample, calculate a z score for a test grade of 91. = 87, s = 4.01

geometry
Find the diagonal length of a square with a side of the square measuring 5 centimetres?

science - chemistry (Le Chatelier's)
How does the concentration of the reactants affect the amount of product obtained? In general, does an increased concentration of reactant give more product? What are the exceptions? Does it matter if it's exothermic or endothermic? If the reactants/products are in liquid/...

Chemistry
In electrochemistry, why is my experimental voltage value of my cell lower than the standard electrode potential? I used zinc and copper as the electrodes and connected zinc sulphate and copper(II) sulphate using a salt bridge. I got 0.85V instead of 1.10V. I've read that ...

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