Question

Data Table 1: Tests with PH Paper and BTB ID # - Chemical Name & Formula pH BTB Color Acid or Base? Hypothesis: Acid or Base 11A - Acetic acid (CH3COOH) 11B - Nitric acid (HNO3) 11C - Sulfuric acid (H2SO4) 11D - Phosphoric acid (H3PO4) 11E - Sodium acetate (CH3COONa) 11F - Sodium bicarbonate (NaHCO3) 11G - Sodium dihydrogen phosphate (NaH2PO4) 11H - Sodium hydrogen sulfate (NaHSO4) 12A - Sodium hydrogen sulfite (NaHSO) 12B - Limewater (Ca(OH)2)

Answer 1

Hypotheris BTB Acid or Base Acid 1 Yellow in color Acid Blue color turins to red Blue color > Red Acid Yellow in color I Acid Acid Blue color Red Yellow in color Acid Yellow in color Acid Chemical Name & Formula Acetic acid (CH3COOH) Nitric cüd (HNO3 ) Sulfuric and CH₂SO4) Phosphoric acid (H₂PO4) Sodium Acetate (cH₃COONa) Sodium Bicarbonate (NaHCO3) sodium Dihydrogen phosphate CNaH₂Pou) Sodium hyckogen sulphate (Nausoy Sodium hydewogen sulfite CNaHS03) Limewater ( CaOH)2) Neutral Acid Salt Base Acid Green incolor Blue in color Base Blue color Red | No change Red color Blue Red color Blue No change No change Blue Red I acid Yellow in color Green in color Neutral Neutral salt Green in color Neutral Base Red color Blue Blue in whor Base