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29. Fill in the blanks by selecting an appropriate option.Vinegar Baking soda -(Turns China(Turnsrose indicator phenolphthaleinOther substancesto (ii) indicator to (iii).)(i) + Ca(OH)2> (iv) + H2O(i)(ii) (iii) (iv)A. CO2 Dark pinkDark pink Pink CaCO3B. H2 Colourless Green CaoC. H2 Dark pink Pink CaoD. CO2 Colourless GreenGreen CaCO3 |
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