Lab 1 - Safety, Micropipetter, Microscope and Cells...

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A1 Safety, Micropipetter, Microscope and Cells Pre-lab. Due at the start of lab. (Pages 1-42 in the lab manual) N a m e GSI & Sect # Station # Remember, you need to read both Campbell and the lab manual to fully understand the lab exercises. To answer these questions read pages listed above. Write legibly. You will NOT be admitted to lab unless you turn in this completed pre-lab at the start of lab! 1) What should you do if the fire alarm sounds while you are in a biology lab? 2) What is the predicted weight of 100 microliters of de-ionized water? (include units) 3) A student weighs 10 different samples with their P-200 micropippetter set to 100 microliters. The values are: 0.098 g, 0.102 g, 0.100 g, 0.097 g, 0.101 g, 0.104 g , 0.100 g, 0.101 g, 0.099 g, and 0.102 g. mean = ______________ g (Note the use of units!) 4) Calculate the number of water molecules represented by the mean value in number 3. Show your work. # of water molecules = ______________
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This note was uploaded on 09/28/2009 for the course BIO 1al taught by Professor Pederson during the Fall '08 term at University of California, Berkeley.

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Lab 1 - Safety, Micropipetter, Microscope and Cells...

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