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What color are the universal indicators for: HCl, Na3CO3, NaOH, H20
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What color are the universal indicators for: HCl, Na3CO3, NaOH, H20

User Calaway
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HCl - Red (strong acid)

Na_(2) CO_(3) - Blue (weak base)
NaOH - Purple (strong base)

H_(2) O - Green (neutral)
User Nathan Palmer
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