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Chemistry, 22.06.2019 04:30
How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer
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Chemistry, 22.06.2019 12:30
What metric units would you use to measure the thickness of a key
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Chemistry, 22.06.2019 16:30
For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.
Answers: 2
A, tính tỉ khối của hỗn hợp A gồm 0,5 mol O2 và 1,5 mol N2 so vs không khí
b, hỗn hợp chứa 3 khí N...
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