题目

下列关于0.10 mol·L－1 NaHCO3溶液的说法正确的是( ) A．溶质的电离方程式为NaHCO3===Na＋＋H＋＋CO B．25 ℃时，加水稀释后，n(H＋)与n(OH－)的乘积变大 C．离子浓度关系：c(Na＋)＋c(H＋)＝c(OH－)＋c(HCO)＋c(CO) D. 温度升高，c(HCO)增大 答案：Indonesia_____ some 3,000 islands stretching more than 2,000 miles from east to westA.makes upB.makes the most ofC.is made up ofD.is consisted of