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Explain whether phosphine or ammonia has a higher boiling point

Background knowledge Boiling point reflects the strength of intermolecular forces. The more attracted molecules are to each other, the more energy is needed to separate them and turn them into gases. Three m...
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Answered by Jadwiga P. • Chemistry tutor
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I am struggling to with unseen organic chemistry mechanism. I don’t know where to begin drawing them.

The purpose of a mechanism in organic chemistry is to show the movement of electron density leading to the reaction. Keeping this in mind, when faced with the starting materials, the first thing to identify ...
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Answered by Darius S. • Chemistry tutor
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What is a synapse in the nervous system?

A synapse is a junction between two neurones where they meet. It is a very small gap which chemicals diffuse across so the signal can transmit to or from the CNS. would draw diagram to demonstrate this
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Sort a given input of lowercase letters alphabetically

In order to sort the sequence alphabetically the student must keep in mind that each lowercase letter has a corresponding ASCII numerical code defined such that its value increases linearly from A to Z. In P...
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Answered by Andrei R. • Python tutor
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Name two components of an animal cell, and briefly describe their role.

One component is the nucleus. This organelle contains the genetic information of the cell, in the form of DNA. Another component is the mitochondira. This is the site of respiration in the cell and therefore...
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Answered by Ceri N. • Biology tutor
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