wat indiction dat a chemicl reaction ocurs n mixng da ff: a.Na2SO4 & BaCl2 b.NaHCO3 & CH3COOH(ACETIC ACID)?

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pls. answer poh...tenk u..

2007-07-27 01:29:33 · 4 answers · asked by pippa 2 in Science & Mathematics ➔ Chemistry

Na2SO4 +BaCl2--->BaSO4(s) +2NaCl, white ppt, BaSO4

NaHCO3 +CH3COOH--->CO2(g) +H2O+ NaCH3COO,
CO2 gas

2007-07-27 04:32:04 · answer #1 · answered by science teacher 7 · 0⤊ 0⤋

The released gasses will affect your brain, rendering you unable to spell correctly. This will pass, with time and study.

2007-07-27 01:59:36 · answer #2 · answered by Anonymous · 0⤊ 0⤋

a) white ppt of Barium sulfate
b) presence of bubbles

2007-07-27 01:35:38 · answer #3 · answered by Yheng Natividad 3 · 0⤊ 0⤋

a. white precipitate of BaSO4

b. fizzing of CO2

2007-07-27 01:32:33 · answer #4 · answered by Gervald F 7 · 0⤊ 0⤋