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Draw a Lewis structure of phosphine, and state the hybridisation of the phosphorus atom.

Draw a diagram of PH3Hybridisation: sp3

BD
3078 Views

When finding single or multiple probabilities using the binomial distribution on the calculator, which function do I use respectively?

·     In a binomial probability question that only asks you for one single probability (e.g. P=48), use binompdf·     In a binomial probability question that asks you for multiple probabilities (...

BD
Answered by Benedita D. Maths tutor
1528 Views

Expand and simplify (3x-1)(2x+1)(5-x)

First you need to expand and simplify two of the brackets, say (3x-1)(2x+1). There's 2 elements in the first bracket and 2 elements in the second, so you should end up with 22=4 elements in the expans...

BC
Answered by Ben C. Maths tutor
8498 Views

What's a better way to evaluate research than just looking at the sample/method? (methodological evaluation)

One way in which you can begin to organise your thoughts regarding evaluation of a piece of research or a theory is to think of the acronym DREAMS. This can be used on almost any piece of research or theo...

MH
Answered by Mia H. Psychology tutor
2179 Views

Explain Biological and cognitive factors that interact in emotion.

Physiology is the internal, biological mechanisms (hormones, neurotransmitters, localization of brain function) of living organisms – which is the way the organism functions. In order to explain the respo...

RT
Answered by Rosie T. Psychology tutor
2338 Views

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