asked 112k views
5 votes
Help me with number 19 and 20 please

Help me with number 19 and 20 please-example-1
asked
User Leonidas
by
8.3k points

1 Answer

6 votes
19) it's not balanced because when adding h2 and o2 u get h2o2 not h2o
20) I'm not sure
answered
User Alan Hensel
by
7.7k points

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