Its a 50% chance that approx 1/2 of the pennies will land on tails. The next toss will result the same. and so on and so on. showing how a reaction would slowly eliminate 1/2 of the remaining lives per reaction, until nothing is left. I think it is a good stimulation.
The time of day the plants are watered is the independent variable. Keera did everything else the same for each plant.
Separation will be achieved if one component adheres to the stationary phase more than the other component does.
Correct answer is C
Na2O + H2O ----> 2 NaOH
:-) ;-)
