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Evaluating theories and models can be quite difficult, especially understanding where it start. One method that I like to use is called TEACUP. This helps ensure that you cover the most important elements...

Within the limited 40 minute timeframe, the most important feature to include in your essay is a coherent chain of thought, usually in the form of a thesis statement. Alongside the use of a skeletal struc...

To solve this we must use the chain rule which is dy/dt * dt/dx. Firstly, we differentiate dy/dt. For this we must use the quotient rule, this gives us dy/dt=(9te^3t - 3e^3t)/9t^2. Now for dx/dt, by subst...

Student should know complete combustion produces CO₂ and H₂O Once products are known, equation can be balanced as:  CH₄ + 2O₂ ---> CO₂ + 2H_2<...

Simple definition: Electronegativity is the tendency of an atom to attract a bonding air of electrons to itself