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The zinc ion in aqueous solution is formulated as [Zn(H2O)0]2+ in a number of recently published A-level chemistry texts. It is an acceptable...

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To focus attention on the processes and outcomes of learning rather than specific subject requirements, an in-school 'learning group' of...

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Gravity affects everything we do. Only in very recent years have we been able to carry out experiments in orbit around the Earth and see for the...

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