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MC Q (1 Viewer)

dawooddaman

dawooddaman

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HSC
2012
from the graph you have 8mgL^-1
you have 10 L, therefore 80mg

n = m/M = (80*10^-3)/(32) oxygen is diatomic therefore molecular mass = 16 + 16
n = 2.5*10^-3 Mol

therefore V = n * 24.79 = 61.975 *10^-3 L = 62 mL

Yindi's work :D
 
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