4. Place the following events in order for the activation process of our T Cells and B Cells 1.
2.
3.
4.
5.

T Cells secrete cytokines
T Cells become activated
Antibodies get secreted
Cell displays antigen on its surface
B Cells become activated

22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g