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motivasi belajar plus (bu etna)

Kategori K 00 Diskusi melalui socmed

Harga pH larutan jenuh

Konsep kelarutan zat elektrolit hingga sekarang masih menjadi konsep sulit bagi siswa SMA atau yang sederajad. Berikut cuplikan kejadian pembelajaran yang menyangkut harga pH larutan jenuh suatu hidroksida. "Ibu, kami mendapat tugas untuk membahas kelarutan dan Ksp di depan kelas. Masing-masing ana ...

Kerancuan menghitung massa zat

Perhitungan dalam pelajaran kimia sering dirasa sulit oleh siswa. Di kelas X SMA atau yang sederajat, siswa mulai mempelajari perhitungan kimia, yaitu stoikiometri. Perhitungan diawali dari hukum dasar kimia, konsep mol, dst.nya hingga mereka dapat menghitung massa/volume hasil reaksi dari pere ...

Penalaran tentang kelarutan dan Ksp

Berbicara tentang konsep kelarutan dan hasil kali kelarutan, Ksp senyawa elektrolit, saya menjumpai kesulitan siswa yang terjadi terus menerus hingga kini. Ketika saya duduk di bangku SMA, guru juga menceritakan bahwa selama beliau mengajar, anak-anak selalu saja mengalami kesuli ...

Pembahasan Reaksi Penetralan

Baru-baru ini beberapa siswa bertanya tentang harga pH pada reaksi penetralan. Alhamdulillah, saya selalu dapat melayani mereka baik secara langsung maupun tak langsung. Pada pembahasan reaksi penetralan, terjadi miskonsepsi yang perlu diluruskan. Berikut pembahasannya. "Ibu, apakah pada reaks ...

Arti Persamaan Reaksi

Persamaan reaksi memberikan gambaran praktis tentang suatu reaksi kimia yang sedang berlangsung. Melalui persamaan reaksi, siswa dapat menalar keadaan zat-zat yang terlibat dalam reaksi. Konsep ini dipelajari oleh siswa setelah mereka belajar tentang ikatan kimia, larutan elektrolit dan non elektrol ...
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