Which of the following reactions is accompanied by the first ionization energy of an element X? Posted on:
Mg2 + 2HCI(aq) → MgCI2(g) + H2(g) From the equation above what mass of hydrogen would be produced if 12.0 g of magnesium reacted completely with dilute hydrochloric acid? Posted on:
If the volume of a given mass of gas at 0oC is 27.3cm3, what will be the volume of the gas at 10oC, pressure remaining constant? Posted on:
Which of the following occurs when an aqueous solution of sodium hydroxide is electrolysed using graphite electrodes? Posted on:
When naphthalene on heating changes from the solid state directly to the gaseous state it undergoes Posted on:
