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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 tu...

JP
Answered by Jadwiga P. Chemistry tutor
33585 Views

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 identi...

DS
Answered by Darius S. Chemistry tutor
1963 Views

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 demonst...

MF
2388 Views

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. ...

AR
Answered by Andrei R. Python tutor
1542 Views

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...

CN
Answered by Ceri N. Biology tutor
5661 Views

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