Chemistry and Moles

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If 2.43g of magnesium burns in oxygen to produce 4.03g of magnesium oxide, what is the mass of reacting oxygen gas?
Subject
Topic
Level
Highschool
Grade
12

How many moles of MgS2O3 are in 195 g of the compound?


 

Subject
Topic
Level
University
Year
2
How many moles of N are in 0.161 g of N2O?
Subject
Topic
Level
College
Year
3
How many moles of Cr are in 3.64 mol of Cr2O3
Subject
Topic
Level
University
Year
1
Subject
Topic
Level
College
Year
1
why is it c ?
Subject
Topic
Chemistry, Class of 2014 and my problem is How many moles of sulfur are needed to produce 15.0 mol of sulfur dioxide
Subject
Topic
Level
Junior High
Grade
10
Chemistry. What willbe the molarity of solution.which contain 5.85g of Nacl(s)per 500ml?
Subject
Topic
Level
Highschool
Grade
12
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