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As you go along a period, there is an increasing number of protons in the nucleus of each atom meaning that the nucleus has an increasing positive charge.This means that the electrons are puller closer to...
When the action potential reaches the presynaptic knob, it causes calcium ion protein channels to open and calcium ions enter the presynaptic knob by facilitated ...
Increasing the pressure shifts equilibrium towards the side with fewer moles of gas, so in this reaction the equilibrium will move to the right. Hence, a shift towards the right hand side...
Firstly, I would recommend the student looks at commonly used idioms, as they often pop up in exam translations. They can also be helpful when trying to target the top grades in the speaking exam to show ...
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