為什麼鋁離子與硝酸反應會沉澱？？
你高二了嗎？如果是的話，看一下沉澱表就知道了
你真的讀過高二了嗎？ 你看了那麼多年沉澱表，有看過硝酸會沉澱的？ 真是可敬的書生呢!!
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![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=1750005223&Signature=Lyz7PJxsyxFerge6x5QfNnKtuuTID~T4DNDg1vxBYT0rZ-V1STO~5qa9pOGhfH8WAKzoRh3eJWGk8FD7rgqB61aPAsIBBqXARqaBG5EqgALk1WaqyA2KH5r-JAPt0dMU7~DqY7V1R2OrQT0BAe~lhhQpxTSNAnZS370UK7TREcM-zqsoSkINxerjzighAqyphIuRv6Nt-onoeBKWJqBbyqC75JCoxuUM3mIF5Du4AAfQ1EZKciGeVVzbZ-IQaLjeRlwLt7vtaHEELrDUxGge0eLJ2sqrUdE6gc-nreM6Au4znzD3DLHMadF8-i7BG0OND8AoXrcyJwxpck8lD03oxA__&Key-Pair-Id=K2W722D70GJS8W&Expires=1750005223&Signature=i9KdoYZDSYJx1D1XT3lNuYPz8dzDnnwu6rBbbVvgFa618MfCqIu6ggDXRHRTXn-~ze76t0LevOL~YbPmESOSMpzP01z-I5VHzlhakfpkfYlrnqu9Kufs1N7nOodxAVS5Xrpfwtnqy0lYYDU5KCk0xjR89Ruip47J~SHrXYd7dWyUPefSMZaRsB69pM9hUDSdbdDh5NyqL3v3OuxW2t7qclkQmDthCvPbY8aC8a4HG-57o1rowGqHrvUzonmiPPHaahduZ6b-xbk3hjcL9sXPEl0Eg7HIdXDxnZokwRLWM8fl6teSXradtp4rx6UNBnRCyzHGphRwbXZGDqY9QA7Vnw__&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=1750005223&Signature=YY2vKjsA7qPcFy7vSfExJXTRHsGBzdMwrgclOJWMk7fQIV5G1I6r2G5Rchbh54S1y-bNyjubyxF6J39AcZ13OvFu~RGi1H70GvXpZIv1bcJiyWA~gfFB5EL4yx4nZBpq6oqUmJgeuLm~zpLT-mv8j-34Y1nEStFdgAl8e8Mey7PuGTyWeEIsWtMjGxmSFHdg0LrF32QyTzGHmOBXnWThOxlEtYpScDcniYPLiCy3P~3gsHmuqVgTw7N6DWXcfL2ZbK6BuCNBBpjHpE3KY1VPJZKGhHO1~YUr2Z12gdjEoNq-ly8JvenKEzIe0Efq2dBJmyZo8G3jivsxFazecYwLdw__&Key-Pair-Id=K2W722D70GJS8W&Expires=1750005223&Signature=FbiKPY7Rv~Xmyxlqmd8SPa~cSQqe~sVsk99Jrqh-7L1T-OZE9H0ECmunP9iq6XDbypyZA-pclF9j5cd2rSEgi3cWeYEU~SS7ZFMxqcBECorZvXZ24IhpWHLJtEUgBLAhMzjcfdnxGVyRbmi-NGlAp80FgIRE-clkV6sAkui8d05RyeO8VoTuYQp~nWiTEg2UKm6gMTZe36QJqBH~VAAXnl3hfKjzEAnxRu7VW81kiTo~ULlw1GYv3XWyLiHju~CS7mnsYJBtlqhaHyf-vazdjFvkY2LcvyPS-LmaAbZRLraDKS8rt2fnROIKCV1p1Qqy-70ONndmkBzOUv9NukxKDA__&Key-Pair-Id=K2W722D70GJS8W)
你真的讀過高二了嗎？
你看了那麼多年沉澱表，有看過硝酸會沉澱的？
真是可敬的書生呢!!