واجب العمل مع المستندات عبر الانترنت

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حل ورقة العمل واظهار النتيجه

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Składniki żywności-powtórzenie

Chemistry - Science

sacharydy tłuszcze białka

Le molecole

Chemistry - Science

Ricomporre le molecole

Extraction of iron

Chemistry - Science

Rearrange the steps in the extraction of iron.

Reactivity Series of Metals

Chemistry - Science

Match correctly the chemical reactions with the expected results. Then, determine the suitable extraction method for different metals.