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How do I improve my German essays?

Writing an essay in another language is a tricky task, but as with all essays, a detailed plan is the best way to start! Once you have a clear idea of what your essay is about, your 3 or 4 arguments and then...
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Answered by Jennifer F. • German tutor
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What is the number of protons in an atom also called?

The atomic number.
GM
Answered by Grace M. • Chemistry tutor
4474 Views

List 3 halogen elements?

Chlorine, bromine and iodine.
GM
Answered by Grace M. • Chemistry tutor
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What is peristalsis?

Peristalsis describes the movement of food throughout the digestive system. Muscles in within the gut wall contract therefore pushing the bolous of food through the digestive system.
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Answered by Grace M. • Biology tutor
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Given that the equation x^2 - 2x + 2 = 0 has roots A and B, find the values A + B, and A * B.

There are two obvious approaches here: 1. Solve the equation x 2 - 2x + 2 = 0 to find A and B and then calculate the required values. 2. Or we can use the quicker method of analysing what it means for the ex...
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