Mg-->MgO-->MgCl2-->Mg(OH)2-->Mg(NO3)2

2Mg+O2=2MgO

MgO + 2HCl= MgCl2 + H2O

MgCl2 + 2NaOH = Mg(OH)2 + 2NaCl

Mg(OH)2 + 2 HNO3 = Mg(NO3)2 + 2 H2O

Clojure Docs: <pre><code>Usage: &#x28;&gt; x&#x29; &#x28;&gt; x y&#x29; &#x28;&gt; x y & more&#x29; </code></pre> Returns non-nil if nums are in monotonically decreasing order, otherwise false. →