对于开放体系, C T 、 [HCO 3 - ] 、 [CO 3 2- ] 均随 pH 值改变而变化,但 [H 2 CO 3 * ] 总保持与大气相平衡的固定数值。
A.
正确
B.
错误
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【单选题】A cutlery drawer is divided into compartments. The knife compartment contains six gold knives and six silver knives. The 'fork 1 compartment contains six gold forks and six silver forks. What are the ...