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Find the missing number. 30,______ 19, 13 1/2.
asked
Jul 3, 2017
Mathematics
middle-school
1
answer
4
votes
193k
views
In the following reaction, how many liters of oxygen produce 560 liters of carbon dioxide in the oxidation of methane, given that both gases are at STP? CH4 + 2O2 → CO2 + 2H2O
asked
Feb 25, 2017
Chemistry
high-school
2
answers
0
votes
60.1k
views
X=5y. y=10x+20 Help please
asked
Aug 28, 2015
Mathematics
middle-school
2
answers
1
vote
180k
views
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