Chemistry

Chemistry, 17.10.2021 06:20, foriegnngal

2. Cho 15,5g natri oxit Na2O tác dụng với nước, thu được 0,5 lít dung dịch bazơ. a) Viết phương trình hóa học và tính nồng độ mol của dung dịch bazơ thu được.
b) Nếu cho giấy quỳ tím vào dung dịch sau phản ứng, thì giấy quỳ tím sẽ chuyển sang
màu gì?
c) Để trung hòa lượng bazơ nói trên, người ta cho vào dung dịch H2SO4 vừa đủ. Tính khối
lượng muối tạo thành

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2. Cho 15,5g natri oxit Na2O tác dụng với nước, thu được 0,5 lít dung dịch bazơ. a) Viết phương tr...

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