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Using principles of structure and bonding, explain why sulfur has a higher melting point than phosphorus

Sulfur, which is naturally S 8 has more electrons than Phosphorus, which is naturally P 4 . Therefore the Van der Waals between molecules is stronger in Sulfur than it is in Phosphorus, so more energy is req...
DS
Answered by Dalvin S. • Chemistry tutor
32930 Views

Solve ln(2x-3) = 1

e ln(2x-3) = e 1 2x-3 = e x = (e+3)/2
JC
Answered by Jonathan C. • Maths tutor
6298 Views

Find all solutions to the trig equation 2sin(x)^2 + 3sin(x) - 2 = 0 in the range 0 <= x <= 360 degrees

Assuming knowledge of solving regular quadratic equations.Treat this as a regular quadratic equation, except it is in terms of sin(x) instead of just x as you might be used to.So using the quadratic equation...
TM
Answered by Toby M. • Maths tutor
5420 Views

How does temperature effect enzymes?

Under 0 degree celcius, ice crystals will begin to form in the cell membrane of the enzyme. If the temperature increases and the enzyme thaws, the pierced cell membrane will cause leakage and prevent the enz...
EH
Answered by Erin H. • Biology tutor
3705 Views

Outline one strength and one weakness of the methodology used in Milgram's (1963) study of obedience.

One main strength of Milgram's (1963) study was the high level of control used in this study. All participants experienced the same procedure and used the same equipment. The experimenter followed a script w...
RJ
Answered by Rachel J. • Psychology tutor
32831 Views