Watch me do the test for iron (II) ions using NaOH - only explained at GCSE level 1) Add NaOH If positive observe a green precipitate Follow me on Instagram @chem.jungle for quizzes, notes and revision tips
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@Jacksonwong19996 жыл бұрын
Loves your videos as they really help me! Keep up the good work :)
@suzannelmao Жыл бұрын
These videos are really helpful ma'am, thank you so much