www. 2719 The number of moles is considered exact We knw exactly that we have 5 oranges. There is no error when counting

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Www 2719 The Number Of Moles Is Considered Exact We Knw Exactly That We Have 5 Oranges There Is No Error When Counting 1 (32.5 KiB) Viewed 61 times

www. 2719 The number of moles is considered exact We knw exactly that we have 5 oranges. There is no error when counting. If smanber is considered exact, there are an unlimited number of significat figures present. Signaficant figure rules a used for measured values 1. Balance the reaction below 9 b) If you start wah 5 moles of sodium, how many moles of sodan onde produced? Na+ apier wonen Part 2: Moleto Mole Ratios e) If you produce 3 moles of NaO, how many miles of mygen did you start wi Na O d) If you start with 4.5 moles of oxygen, how my males at som do you and to use up all of the ye 2. Balance the reaction below N H:→ NH b) If you start wit 0.75 moles of nitrogen, how many modes of produced Il you want 5.6 moles of anemonis, how many moles of nitrogen do you need? d) If you want 5.6 moles of ammonia, how many moles of hydrogen do you? 3. Balance the reaction below: P 0 ➜ Ps is called phophis O called oxyge POs called upbopbona deside PO If you start with 56 moles of oxygen, how may nodes of phosphona should be added to the reaction mixture for a complete re ANDAGE If you with 34 moles of pphens, how ymes of aboutons decoue will you otain ay BEN