In the reaction c7h16+→ 8h2o + 7co2, what coefficient should be placed in front og o2 to balence the reaction

a . 7

b . 8

c . 11

d .no coefficient is needed

Which of the dna typing techniques do you think you would choose if you had to analyze a dna sample? why?

Compare and contrast the bohr model and the electron cloud models of the atom.

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