Question

6 27 g of aluminium burns in chlorine to form 133.5 g of aluminium chloride. (Ar : Al 5 27, Cl 5 35.5.)
a What mass of chlorine is present in 133.5 g of
aluminium chloride?
b How many moles of chlorine atoms is this?
c How many moles of aluminium atoms are
present in 27 g of aluminium?
d Use your answers for parts b and c to find the
simplest formula of aluminium chloride.
e 1 dm3 of an aqueous solution is made using
13.35 g of aluminium chloride. What is its concentration in moles per dm3?

Answer 1

Answer:

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