In a reaction 1 test tube has CaCl2 mixed with H2C2O4, HCl and NH3. After adding the NH3 into the oxalate acid solution was the precipitate calcium oxalate or calcium hydroxide and how do you know?

(Note in test tube B CaCl2 was mixed with (NH4)2C2O4, when mixed the reaction remained clear and colourless)

Also where would hydroxide ions come from to form hydroxide precipitate (a chemical reaction is necessary)

Answer rating: 100% (QA)

Call 2 H 2 C 2 O 4 Hcl NH 3 Ca C 2 O 4 2NH a cl The price pi take is ... View the full answer