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To what extent do you agree with the view that Frankenstein by Mary Shelley is a total condemnation of transgression?

The novel was proclaimed to be a 'cautionary tale' against Enlightenment desires for knowledge, including the scientific pursuit of new technologies. Frankenstein's scientific endeavours transgress the bo...

Answered by Megan R. • English Literature tutor

9834 Views

You have 3.51g of hydrated zinc sulphate. You heat up the zinc sulphate until all the water has evaporated from it. The weight after heating is 1.97g. Find how many H2O molecules per zinc sulphate molecule there are in the hydrated form of it.

Write down the equation: ZnSO4xH2O --> ZnSO4 + xH2O 2. Calculate the masses: 3.51g --> 1.97g + 1.54g 3. Calculate the number of moles, using the molar mass of water and zinc sulphate: 1.97g = ...

Answered by Olivier S. • Chemistry tutor

22266 Views

Why do we have to use radians instead of degrees?

Radians are used a lot in A level maths because at higher levels, they allow for simplification of trigonometric functions. For example, when using radians, it can be said that:

Sin(angle) ≈ angle ...

Answered by Jamie S. • Maths tutor

8264 Views

Describe the social exchange theory.

The social exchange theory relates to relationships. The theory proposes that relationships are based on weighing up the costs and benefits, and if the costs outweigh the benefits, the relationship will r...

Answered by Laura B. • Psychology tutor

8537 Views

Describe the process that converts a genetic sequence on messenger RNA into the primary sequence of a protein

After the mRNA has exited the nucleus through the nuclear pores. Translation begins with the mRNA entering the ribosome. Next tRNA uses its three unpaired bases to bond with a specific amino and bring it ...

Answered by Katherine Y. • Biology tutor

4012 Views