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32 mmol = 0.032 mol

75cm³ = 0.075dm³

n = c x v    so   c = n / v

c = 0.032mol/0.075 dm³ = 0.426moldm^-3

pH = -log[H+]

pH = -lo...

Cardiac muscle is myogenic i.e has the ability to contract naturally, without external stimuli, such as action potentials arriving via nerves. For the whole heart to contract in an organi...

The First World War displayed the ineffectiveness and under preparation of the Russian army as by 1917 there were c.4 million Russian soldiers dead and c.3 million wounded; this caused resentment towards ...

y is a function of x₁ and x₂. We are asked to derive y with respect to x₁, meaning that x₂ remains constant. 

Note that y' is the deriva...

In diamond, each carbon atom forms 4 strong covalent sigma bonds with other carbons, resulting in a tetrahedral 3D arrangement of atoms where all the electrons are fixed in place or localised. In graphite...