You are given a compound with an unknown concentration and
You are given a compound with an unknown concentration and you have five samples with known concentration of the compound. List 3 pieces of information you need to determine in order to calculate the unknown concentration spectrophotometrically.
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a 100-coil spring has a spring constant of 380 nm it is cut intofour shorter springs each of which has 25 coils one end
calculate the ph of a solution made from 100ml of 010m hcl 200ml of 0050m naoh and 300 ml of 020 m nacl ka for hac if
a thermos contains 150cm3 of coffee at 85 celsius to coolthe coffee you drop two 11-g ice cubes into the thermos the
classify each of the following redox reactions as a combination decomposition or displacement reaction give a balanced
you are given a compound with an unknown concentration and you have five samples with known concentration of the
a chain of length l and total mass m is released from restwith its lower end just touching the top of a table find the
a 00623g sample of cobalt sulfate was dissolved in dilute hcl and treated with 10 bacl2 solution the baso4 precipitate
using your knowledge of ph and solubility predict what the charge would be on the amino acid phenylalanine at ph 20 130
a solution of silver nanoprisms that are approximately 40 nm in length displays a purple color calculate the number of
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