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In electrolysis, positive ions will be attracted to the negative cathode (the cathode being negative can be remembered because cats are evil). However, in aqueous solutions there are 2 positive ion...

First, we must recognise that the integral is written as a product of two functions which cannot be directly integrated, therefore a trigonometric identity must be used to express this a single function. ...

We can do this using a for loop to iterate through the digits from 1 to 10 and add their values to a variable holding the values of the sum. We do this with the code below:summation = 0 #this will hold th...