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English grammar and Spanish grammar are, relatively, quite similar, so it comes as a shock when we see something totally alien to us, the notorious subjunctive. Put simply, there are some situations, whe...

The forward reaction and the backward reaction occur at the same time (1) and at the same rate (1).

We know that the object is moving at 5m/s already telling us that the distance the object has travelled increases with time. Plotting distance on the y axis against time on the x axis we therefore expect ...

= (4/3)x³ - (10/2)x² + x^1/2/(1/2) + C = (4/3)x³ - 5x² + 2x^1/2 + C

Chlorine has seven outer electrons. Electrons like to be in pairs. In one Chlorine atom, there are three pairs and one lonely electron which doesn't have a pair. (draw). So two Chlorine atoms form a Chlor...