donponition of (A) 0167 )0250 iorinmoles in the etion8 chamher shown to the righ

Question

donponition of (A) 0167 )0250 iorinmoles in the etion8 chamher shown to the right They brichlonide Which choice represents the chamber afher eaction? 32. T ph (C 27. What quantity of O, combines with 0.325 mol (D of S, to form SO, (A) 0.217 mol (C) 0488 mol 33. A (B) 0.325 mol (D) 390 mol the 28. What is the smallest whole-aumber coefficient for O, in (A the balanced equation for the reaction of C,H, with NH, and O, to form CH,N and H,0? (A) 1 (B) 2 (C) 3 (D) 4 (C How many moles of the excess reagent remain after 1.50 mol Al and 2.10 mol Br, react? 29. (D (A) 0.10 mol Al (B) 0.60 mol Br (D) 1.40 mol Al (C) 0.15 mol Br

Explanation / Answer

Ans 25 C) 0.375 mol

2 moles of NaN2 produces 3 moles of N2

So 0.250 mol of NaN2 will make ( 0.250 x 3) / 2

= 0.375 mol of N2

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