在10mL pH=12的NaOH溶液中,加入10mL某酸,再滴入紫色石蕊试液,溶液显红色,这种酸可能是 A 0.01mol/L CH 3 COOH B 0.01mol/L HNO 3 C pH=2的H 2 SO 4 溶液 D pH=2的CH 3 COOH溶液
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
皮皮学刷刷变学霸
举一反三
【单选题】BCD Co is a large trading company. Steve is the administration manager and is also responsible for legal and compliance functions. Sheila is responsible for after sales service and has responsibility ...
【单选题】A novice scuba (潜水初学者) diver practicing in a swimming pool takes enough air from his tank to fully expand his lungs before abandoning the tank at depth L and swimming to the surface. He ignores instru...
【简答题】BCD Co is a large trading company. Steve is the administration manager and is also responsible for legal and compliance functions. Sheila is responsible for after sales service and has responsibility ...