Analysis of a compound known to contain only Mg, P, and O gives this analysis. 21.8% Mg, 27.7% P , 50.3% O by mass What is its empirical formula?

Analysis of a compound known to contain only Mg, P, and O gives this a

1.	Analysis of a compound known to contain only Mg, P, and O gives this analysis. 21.8% Mg, 27.7% P , 50.3% O by mass What is its empirical formula?
Answer» <P>`MgPO_(2)` `MgPO_(3)` `Mg_(2)P_(2)O_(7)` `Mg_(3)P_(2)O_(8)` ANSWER :C