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fist look at the first molecule on the left of the equation, the first atom is P there's 1 mole and looking at the right there is also only one. the look at the next atom Cl which has five mole, on the ri...

For the atom which you want to calculate the charge determine the number of valence electrons a free atom usually has. this is the number of atom on the outer shell so for nitrogen, it has 5 valence atoms...

Here we speak about the withdrawal reflex, and in particularly the flexor reflex which affects the muscle of a limb. This is a polysinaptic relfex because it can involve simultaneously the stimulation of ...

Y= mX + c, 'X' is the horizontal value on the axis, the input value. The 'm' represents the gradient of the line, figured out by the change in y divided by the change in x. The 'c' value is the y intercep...

First off, don't worry if you can't get your head wrapped around the subjunctive straight away! It's a verb form that expresses actions that are ambiguous or that have not yet happened, and is usually tri...