When a lender and a borrower agree on a loan, several accounting methods can be agreed upon for repayment. Also, several legal mechanisms can be used to put terms of the agreement in writing. One ...
Electronegativity, an essential characteristic of all elements in the periodic table, measures an atom's ability to attract electrons towards itself within a chemical bond. This vital theoretical ...
There are many different versions of the periodic table, but one among them reigns supreme. Michelle Francl ponders on why chemists put elements in boxes. The postcard to me began '53 90.8.92.g.1.t'.
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