[7 th��i quen] [���Ⅷ�s] [524] [위험물 기뚥장] [节蹲犬儡ç¥ç…Ž] [chiến lÃÃÂ�] [Write a chemical equation describing the gas-forming reaction between magnesium carbonate and hydrochloric acid. Include coefficients to balance the equation and phase labels to indicate states.] [h?a] [cãƒâ´ng thã¡â»â©c tãƒânh nhanh toãƒâ¡n] [江西省交通规划勘察设计院]