Tuesday
May 26, 2015

Homework Help: chem

Posted by hannah on Tuesday, November 30, 2010 at 5:06pm.

Ca(s) + 2 H2O(l) Ca(OH)2(aq) + H2(g)

acid-base
double-displacement
gas evolution
oxidation-reduction
precipitation
single-displacement
synthesis

whichs one(s) is it??

thanks

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