Answers to the Passive Voice Problems:

1. Chemicals and lab equipment were ordered by the teacher for the year.
2. All of the school supplies were removed from my new Winnie the Pooh backpack.
3. A pack of gum was stolen from the grocery store.
4. Three songs were sung in choral rehearsal today.
5. 25 MP3 files were downloaded last month.

I told you it was easy!  Now you are ready to use passive voice in your own lab reports.