1)
Having just Davened (see Seforno) for bread, why did Moshe not wait for a reply before proceeding to issue instructions?
1.
Seforno #1: He instinctively knew that his prayers had been answered, because they came out fluently. 1
2.
Seforno #2: Because Moshe Rabeinu's Tefilos on behalf of Klal Yisrael were always answered. 2
2)
Where exactly was "Lifnei Hashem"?