Search over 10,000 free study notes

The Rutherford experiment allowed us to experimentally disprove older models of the atom, forming the basis of the evidence for the nuclear model of the atom. The atom at the time was bel...

Whenever you see fractions of x or x² etc top or bottom, your first port of call would have to be to convert them into partial fractions. Once you have done this, the questions you would get w...

Mathematics is a unique subject within which many equations that you encounter have lots of functions and can be derived from the basics. The quadratic formula for instance is incredibly useful to quickly...

Firstly, it is important to highlight that different areas of Spain and the Spanish-speaking world have different ways of pronouncing the same word and there are varied accents so there isn't necessarily ...

1.      Check if the equation is balanced, luckily this one is! 2.      Check if any unit conversions are needed. All masses are in grams, so no problem there. 3.      Using (moles = mass ÷ Mr), calculate...