[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$foXsP-KdVa6SWMWzO7-6fuMKZowLWN2e5BADRCY_Tz3k":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2024-10-30 19:22:35",163799771,[8,9,10,11],"碳酸钠","二氧化碳","碳酸氢钠","以上三个都不是",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},20,"4aacbbeafd8d477df1cbfb22911aa336","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff1b20511e20dfef19178443639095772.png","环境化学","d929c45b012044eb9072c53e3931997d","章节测验(三)","向封闭体系的水样中加入等量的下列物质,使酚酞碱度保持不变的是()",[21,33,42,51,60,66,74,80,88,93],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-10-30 19:22:34",163799762,[26,27,28,29],"保持不变","增加","减少","无法判断","随着水温的增长,溶解氧的浓度( )","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],163799763,[37,38,39,40],"硅藻","绿藻","蓝藻","大型水生生物","在富营养水体中,最有利于生长的水生生物是( )",{"answer":43,"createTime":23,"id":44,"options":45,"question":50,"source":31,"type":32},[],163799764,[46,47,48,49],"HCO3 -和CO 3 2-","HCO 3 -","CO 3 2 -","OH -","水碱度组成是( )(水的pH是7.5)",{"answer":52,"createTime":23,"id":53,"options":54,"question":59,"source":31,"type":32},[],163799765,[55,56,57,58],"总酸度","总碱度","总碳酸量","无机酸度","向某一封闭水体中加入强酸或强碱时,下列指标中保持不变的是( )",{"answer":61,"createTime":5,"id":62,"options":63,"question":65,"source":31,"type":32},[],163799766,[26,27,64,28],"盐的含量不影响","在一定温度和压力下,随水中的盐含量的增长,氧的溶解度( )",{"answer":67,"createTime":5,"id":68,"options":69,"question":73,"source":31,"type":32},[],163799767,[70,71,72,29],"降低","升高","不变","有一个垂直湖水,pE随湖的深度增加将( )",{"answer":75,"createTime":5,"id":76,"options":77,"question":79,"source":31,"type":32},[],163799768,[78,28,72,29],"增大","在水体中颗粒物对重金属的吸附量随pH值升高而( )",{"answer":81,"createTime":5,"id":82,"options":83,"question":87,"source":31,"type":32},[],163799769,[56,84,85,86],"pH","酚酞碱度","苛性碱度","在一封闭的碳酸体系中加入重碳酸盐,其中( )不发生变化",{"answer":89,"createTime":5,"id":90,"options":91,"question":92,"source":31,"type":32},[],163799770,[55,56,85,86],"向封闭体系的水样中加入碳酸氢钠,下列选项中减小的是( )",{"answer":94,"createTime":5,"id":6,"options":95,"question":19,"source":31,"type":32},[],[8,9,10,11]]