9. In the simulation, were you able to use noninteger numbers (like ½ or 0.43) for the coefficients in a balanced equation? Why do you think this is?
a) Which of the following are coefficients you could use in a balanced equation?
☐ ½ ☐ ¾ ☐ 1 ☐ 2 ☐ 6 ☐ 9
b) If you were balancing an equation containing the O2 molecule, which of the following would be correct representations of O2 and its coefficient?
☐ ½O2 ☐ O2 ☐ 3O2 ☐ 6O2 ☐ 3O ☐ 5O3
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