Instant access to a 10 question Socrative quiz on chemical reaction types, gram-mole Stoichiometry, and percent yield. With 2 minutes of preparation you are ready to turn student's mobile devices into powerful clickers! Easy to use. Students auto-enroll. Instructions included! Use it tomorrow! Students can work in teams, groups, or as individuals. More powerful than CPS and easier to use. Students get instant feedback and remain engaged. See my store for a free quiz to start!