Science Homework Help

Science Homework Help. which reagent gets oxidized in each of the following redox reactions.

Al + Cr2O3 ” src=”http://educog.com/res/sfu/batchelo/Gallery/rarrow.gif” align=”middle”> 2Cr + Al2O3 
Ca + CuCl2 ” src=”http://educog.com/res/sfu/batchelo/Gallery/rarrow.gif” align=”middle”> CaCl2 + Cu 
 3Si + 2Cr2O3 ” src=”http://educog.com/res/sfu/batchelo/Gallery/rarrow.gif” align=”middle”> 4Cr + 3SiO2 
3H2 + N2 ” src=”http://educog.com/res/sfu/batchelo/Gallery/rarrow.gif” align=”middle”> 2NH3 

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