How many moles of oxygen gas react with 3.8 moles of hydrogen to form water?
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answer: this is the answer4

explanation: from the equation, when i use mole ratio

2 moles of h2 : 2 moles of h2o

8 moles of h2 : 8 moles of h2o

therefore to produce 8 moles of h2o (water), you would also require 8 moles of   h2 (hydrogen gas)

answer; economic order quantity;

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