1. State three ways that could speed up the rate of dissolving of a sugar cube in a cup of tea.
(i) ____________________________________
(ii) ____________________________________
(iii) ____________________________________
2. Complete the following chemical reactions.
(a) copper carbonate + dilute sulphuric acid
- ______________+___________+________
2006-09-11 01:47:33 · 2 answers · asked by PolytechnicStudent :] 3 in Education & Reference ➔ Homework Help
1. (i) increase the temp of the cuppa tea
(ii) increase the pressure of the cuppa tea
(iii) increase the volume of the cuppa tea
2.im not sure but i think its coppper sulphate plus carbon dioxide plus hydrogen
2006-09-11 02:00:31 · answer #1 · answered by Anonymous · 0⤊ 0⤋
stir it with a spoon
copper sulphate n carbon dioxide
2006-09-11 09:19:11 · answer #2 · answered by friend 3 · 0⤊ 0⤋