元旦综合能力诊断九级物理化学真题

）※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※九年级·物理化学）学）姓）氢21氧 ）※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※九年级·物理化学）学）姓）氢21氧 c4.2ρ1.0氧水水第Ⅰ0（选择60分0t反应时间反应时间※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※））有催无催00反应时间反应时间11212镁 XRS”，会出现“成绩查询”，然后输入准考证例如：学员编号：123456789大题，满分120分．考试用时120分钟．答第Ⅰ卷（选择题）2B铅笔把“答题卡”上对应题※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※）CO2、CO、H2※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※）CO2、CO、H2、CH4中的一种或几种．按以下的步骤连续进行实验（假）一定含有H2和CH4，可能含））甲乙丙丁）））312412纸）※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※）B．该充电宝最多可储存电能9104J）学 AV）S1，只闭合S2，电流表、电压表示断LS1、S3，电压表示数不S1、S3，电流表示）※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※）B．该充电宝最多可储存电能9104J）学 AV）S1，只闭合S2，电流表、电压表示断LS1、S3，电压表示数不S1、S3，电流表示数变大，灯的同时闭同时闭R甲乙乙丙甲乙姓乙丙丙甲甲LL L 丙L）ABDC（））B．电路的总功率最小值为9W※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※R0512612S （3分）1所示，规格相同的容器中装了相同质量的纯净水，用不同规格的加热器加热（额V时，两杯水吸收的热量QQ（选填“>”、“<”或“=”，下同；吸收相同的热量时，两杯水的升温t甲t乙；两个加热器的电阻丝的阻值之比R甲:R乙 ※※※※※※※※※※※※※※※※※※※※※※※※※※※※（3分）1所示，规格相同的容器中装了相同质量的纯净水，用不同规格的加热器加热（额V时，两杯水吸收的热量QQ（选填“>”、“<”或“=”，下同；吸收相同的热量时，两杯水的升温t甲t乙；两个加热器的电阻丝的阻值之比R甲:R乙 ※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※第Ⅱ （非选择60分 甲乙123时间（3分）2016年11月22日，武汉市迎来了今年入冬以来最强的一股冷空气，人们足不出户， （煤SPRAV甲小春将10Ω的电阻接入电路中，闭合开关，多次移动滑动变阻器的滑片，记录对应的几组 要保证5个定值电阻实验均成功，且各电表不超出量程，则定值电阻两端的控制电压范围为VU ” 712812温度 ※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※ ※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※ 学 排除故障，闭合开关，移动滑动变阻器滑片P到某一位置，电压表示数如图乙所示，此P向（选填“A”或“B”）端移动到合适位置，读出电流表示数，即可算出 649W．按下温控开关时，Sa、b接触，当温度Sc．A灯标有“5V，1W”、B灯标有“12V，3W”的 姓【资料】草酸晶体（H2C2O4•3H2O）在浓硫酸作用下受热分解，化学△装置E的作用 ※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※根据实验数据可计算得出实验前后装置D的增重 1012912※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※※