How are elements arranged on the periodic table? A) They are arranged to highlight different elements with similar isotopes. B) They are arranged in order from most abundant to very rare and unstable. C) They are arranged to highlight similarities between different elements. D) They are arranged in order of the date of discovery.
According to the rules of osmosis, at what point will a system reach a state of equilibrium? A system will reach equilibrium when the __________________ on both sides of a water-permeable membrane are equal. Answers: a) concentration of solute molecules b) number of solute molecules c) number of solvent molecules d) volume of water
REPORT SHEET LAB Peptides and Proteins 34 A. Peptides 1. Condensed structural formulas of glycine and serine Glycine H3N+ – (CH2 – C – O) Serine H3N+ – (CH – C – O) 2. Condensed structural formulas of dipeptides Glycylserine H3N+ – (CH2 – C – N – H – C – O) Serylglycine NH3+ – HO – (CH2 – C – N – H – C – O) 3. Condensed structural formulas of the reactants and products for the hydrolysis of serylglycine NH3+ HO – (CH2 – C – N – H – C – O) → H2O H3N+ – (CH2 – C – O) + 4. Condensed structural formula for the tripeptide ___
