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QUESTION 1 The formula mass of ammonium phosphite, (NH 4) 3PO 3, is a. 153.11 amu O b. 125.01 amu c. 97.01 amu d. 133.09 amu
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Answer #1

The complete step wise calculation is given as below:-

we have Ammo nium phog phite, (Nhy)3 PO3 since, molecul an wei ght c N 1y amu, P 31 amu H 1 amu hub 91 = Q Thun the Fonmula mtx)x3 +31 +16x3 amy 133 a (54t31+4 8 ) amy Fon mula mags 133 amu So) Cornect ophion willbe 133.09amu. Thun thewe have 27.9 779mu magg al X-28 28.976 qmu mass af X-23 amu 29.974 Mass af x-30 X-29+-2) -0 fx So,the atomic weight 3 27.977given b Reaction LIARHY S)t ALcl3 (S) ALH3 (S) + LiCl s) given by Balanced neaction ARH3 S) +3LiCe AR Cl3 3Li AR Hu (S) t +3

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