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How can I work out whether a hydrocarbon is an alkene or an alkane from its molecular formula?
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What are strong and weak acids? How do they differ from diluted and concentrated acids?
a) Complete the balanced symbol equations: (2 marks) H2SO4 + NaOH HCl + Mg(OH)2
Order the following substances from highest to lowest boiling point stating hat type of bonds they have. Iron, Water, Sodium Chloride(5)
a) State the electronic configuration of a chlorine atom. b) Describe the bonding and the phase of chlorine at room temperature.
24 g of Magnesium reacts with 16 g of Oxygen to produce 40 g of magnesium oxide. What mass of magnesium would you need to produce 10 g of magnesium oxide?
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