Top answers

What does the Blake Mouton Grid represent?

The Blake Mouton grid is a business model that is used to consider different management styles in relation to the level of concern taken for the employees versus the level of concern for production. The grid...
AB
3928 Views

Use your own knowledge to compare and contrast the physical and chemical properties of Transition metals and group 2 elements. Use examples to explain your answer.

Answer: Students should be able to list the typical properties of transition metals Physicalhigh melting point / DensityFormation of coloured compoundsFormation of ions with different chargesChemicalLow reac...
CK
Answered by Chris K. • Chemistry tutor
2925 Views

An electron is emitted from a cathode in an electron gun, with a potential difference of 150kV. Find the velocity of the electron after it is accelerated and find the De Broglie wavelength.

V=J/C1.602×10^-19 ×150×10^3=1/2×m×v^2 v=(2×1.602×10^-19×150×10^3/9.11×10^-31)^1/2v=2.29×10^8 m/sλ=h/pλ=6.63×10^-34/2.29×10^8 × 9.11×10^-31λ=3.17×10^-12
AC
Answered by Adam C. • Physics tutor
2186 Views

How can I show that two events are independent ?

Two events are independent if and only if the product of their own probabilities is equal to the probability of them both happening, that is : A and B independent <=> P(AnB) = P(A)*P(B) NB : This works...
CR
Answered by Calyste R. • French tutor
2760 Views

How would you analyse and use a source?

Analysing a Source Walkthrough Circles of Inference (Use whiteboard feature) Questions to address immediately (particularly if there is limited context to the source) · What is the source depicting?· What ca...
TB
Answered by Toby B. • History tutor
2376 Views