What is the chemical formula of blue tea? – McqOptions

MCQOPTIONS

1.	What is the chemical formula of blue tea?
A.	Na₂S₂O₃ - 5H₂O
B.	Na₂CO₃ - 10H₂O
C.	Na₂SO₄ --10H₂O
D.	CuSO₄ - 5H₂O
Answer» E.

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