1)
Why does it say "va'Eshkalah Al Yadam"? The previous verse already said "va'Eshkalah Lahem"?
1.
Malbim: First he weighed it. Afterwards, they weighed it a second time. The same applies in Yirmeyah 32:9-10.
2)
What do we learn from "[Me'ah] l'Chikarim"?
1.
Rashi: Each one weighed a Kikar.
2.
Ibn Ezra: The weight was 100 Kikarim.
