Chemistry lab formulas?

by ldixon
Tags: chemistry, formulas
 P: 17 We lit a piece of Mg so the formula is: 2Mg(s) + O2(g) HEAT-- 2MgO(s) We then dissolved this in water so it would then be: MgO(s) + H2O(l) -- Mg(OH)2(l) Next we blew into water which is: CO2(g) + H2O(l) -- H2CO3(l) Is this all correct? Should I have (Aq) after the H2CO3?