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Which diagram shows a pair of electrons that have opposite spins?
114
011

Express the following number in scientific notation. 0.026890 =

Which of the following contributes to the structural rigidity of cellulose? adjacent glucose polymers are stabilized by hydrogen bonding. glucose residues are joined by (α1→4) linkages. cellulose is a highly branched molecule. the conformation of the glucose polymer is a coiled structure.

How can parts of a solution be separated by chromatography?