yan 7年以上以前 (A)PbCl2、AgCl會沉澱 (B)PbS、NiS、Ag2S會沉澱 (C)PbCO3、NiCO3、Ag2CO3、MgCO3會沉澱 (D)Ag2So4會沉澱 (E)都不會沉澱 嘎嘎 7年以上以前 謝謝你，我懂了！ 留言
![請問
(A)為什麼要放在同一個根號裡？
不能拆開來分別算完[OH-]再加起來？ - 1](https://d1e9oo257tadp1.cloudfront.net/uploads/qa_question_image/file/1755980/thumb_l_webp_ED5CBF12-E478-41E8-84BE-58DB409F14D0.webp?Expires=1750004339&Signature=MQTpV0WsNDlui7EgNQJ1gpbCcwLh2TUdXERexafsVfKFOYj88eQdpw7f25mrl4T2a9F2NFS5eEtD93fR8LuuCT9xM-fXBaRuWBBDfZRimmwcG3upsqtvVzJbd9zBjoAUJMWXTv51WrKKmAYYDe8wIzgU435R55h4Fr1wWY71cp1mmogxhOdXN8QQxGrfXZGm4oGwuBpZCPNOtb1m5VRshvC~Br4LdKhCbiwPbECFrxAF0zznff~fwaRpaWK-ZPiuBGffVtNAHRiYh9xan5MUXeplQX96kHpPVe1u5Z~Y7pKWFffol8jO92w1wYqQmtKzOnL99PCJFkvFRUlt0wL2ow__&Key-Pair-Id=K2W722D70GJS8W&Expires=1750004339&Signature=RofgKYtwKT9Pyy3pegtQ0sDv5IiG3SJlESHM1tpcBiNZ3AH1EG0uWO76D~JdbqHxGiJP34zoElOhYox~BKVTqNSgm0pAhwvjDXFXWr7~bnPvyhvZ8kKhhiOsn3w25sv4DsI~55GhtSulmTShCM5p2o8s1urdhKiBjuiy3NVieERDkhf28s0gJy-Pl7KqriOB~qV~hwDhnq-agSpuGsM5qJjbGbeedSrW8A7BlPKqjeu5TTrGjLlTsLqlyu7CA47~-s5HmulBgqnyU6O7veyactLEaEDUKbOuKZmpyQJhviLTDmnKtAUyXQp6uOFT2k3zJW0AtX-hcPXXrR2X5RJXXw__&Key-Pair-Id=K2W722D70GJS8W)
![請問
(A)為什麼要放在同一個根號裡？
不能拆開來分別算完[OH-]再加起來？ - 2](https://d1e9oo257tadp1.cloudfront.net/uploads/qa_question_image/file/1755981/thumb_l_webp_6836EB4F-23DB-4E81-9585-5982146348F9.webp?Expires=1750004339&Signature=dTfQAmyYJCVF5MZczLryFJG-Smmc2gl759amu7gZ03j2d0gSgFP0cmChvmo8YjADA93AIKOSL14a5popNnBsl-XUS7Km8HEy~sOnjnMZSisliB23fN1H~qASGoR4B7CMY-QsvpH78IIqja4Ocl~qyBHewTGsIyEjMkujWdgbBf7QpNwiDO6mynA0soyEbYXF80clofExMyPuF4ayoyQ2w-o-JZAiX3qoS7MJqhduklbrxLlwVujqHGWjFTxyGF9QTXSKk-SlOjzToY9Az1imfivX~tC0341lW147ajuowlgHAlvzM50IysAdHXC7p~GGuO21LTO2Gq4GUrPP7tE-xQ__&Key-Pair-Id=K2W722D70GJS8W&Expires=1750004339&Signature=cj3935icJiPYXTmyxHELbJPMAtPuXydJ6TpJywuhUUyBRZR4gihPDCzzKYK2OTMG7TpXHBBf~YGYrF58Z58-Fvk9QBX5JkVtzHRP1OFF0UP76~L1-1ZDJm4tS4uq9fNyQLToW5itDEBWY2BpIFKbGRzbt-vTJtsy-sP~54QSRIiLCt0duIv9WRtGki6C8LDg1AqhEnyyu7hHPCSx5mOC-k4rD0Ub-5s5kivm~95gJcHxmpgwrfCcUoYPYM2MAZEJ6HiYrXI4B1m65VX4ddr7gjEEeAm281I-NWVD9~qns-ikEdT7RsHhrGhDOLUa7Qf5K8ZTOsLGBYoI7QHfLU5h1w__&Key-Pair-Id=K2W722D70GJS8W)
謝謝你，我懂了！