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Es kommt darauf an, was für einen Urlaub man gern machen würde. Zum Beispiel, Leute, die regelmäßig in
4 oder 5 Sterne Luxushotels bleiben, müssen teure Preisen bezahlen. Und für Touristen, die die ...

Xe is in group 8, the noble gases. Therefore it has 8 electrons in its outer shell. Fluorine atoms have 7 electrons, yet one is an unpaired electron, so this is the electron in fluorine that gets involved...

I always found drawing graphs one of the hardest parts of maths - especially in C1 where you cannot use a calculator to help you. So, I used some simple rules to find key parts of the graph which would si...

• The double helix structure of DNA was already proven by X-Ray diffraction, but the process of replication was still unknown

• There were 3 possible mechanisms: conservative, semi...

We need to split the problem into two cases to remove the abs sign. Case 1: 5x - 6 >= 0, equivalent to x >= 6/5. In this case the problem is now to find the values of x that satisfy x² &g...