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Outline the differences between constructive and destructive plate margins.

Tectonic plates are in constant motion. When two plates are moving away from one another, magma upwells and new land is formed. This is known as a constructive plate margin, an example of which can be fou...

FF
Answered by Finn F. Geography tutor
6836 Views

Briefly explain the intentionalist-functionalist debate concerning the Holocaust.

The internationalist theory of the holocaust states that Hitler had already planned the systematic annihilation of the Jewish population, even back during his imprisonment after the Munich Hall Putch in t...

IK
Answered by Irene K. History tutor
12604 Views

Consider the following reaction: C2H4 + HBr -> ?. a) What is the product of the reaction? Name the compound and give the structural formula. b) What is the type of the reaction? c) Draw a reaction mechanism.

a) Bromoethane  

b) Electrophilic addition

c) (Drawing of the mechanism)

KP
4318 Views

Find the values of k for which the equation (2k-3)x^2 - kx + (k-1) = 0

A quadratic equation has two equal roots when its discriminant is equal to 0. Calculating the discriminant of the given equation: D = k2 - 4(k-1)(2k-3) = k2 - 8k2+20k-12...

KP
Answered by Katerina P. Maths tutor
5014 Views

Arrange the following elements in order of increasing ionization energy. Give an explanation. a) K, Cs, Na b) F, N, Be

a) Cs, Na, K The ionisation energy increases when going from bottom to top within a group due to electron shielding. b) Be, N, F The ionisation energy increases when going from left to right within a peri...

KP
5280 Views

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