MelableguraBell MelableguraBell

22-06-2016
Chemistry

contestada

X2o3 express you answer as a whole number

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Hussain514 Hussain514

04-07-2016

2.40 - 1.68 =0.72 g of oxigen
moles = 0.72/16 g/mol=0.045

moles x = 1.68/ 55.9=0.03

0.03/0.03 = 1 = x
0.045 / 0.03 = 1.5 = O

to get whole numbers multiply by 2

x2O3

X2O3 +3 CO = 2 X + 3 CO2

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