SPM BM Chem -Larutan Piawai
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Question 1 of 10
1. Question
1 point(s)Larutan piawai adalah larutan yang kepekatannya diketahui dengan tepat.
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Question 2 of 10
2. Question
1 point(s)Kelalang volumetrik adalah radas yang digunakan untuk menyukat isi padu larutan dengan tepat.
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Question 3 of 10
3. Question
1 point(s)Jisim zat terlarut dan isi padu air suling tidak penting dalam penyediaan larutan piawai.
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Question 4 of 10
4. Question
1 point(s)Larutan piawai natrium klorida, NaCl, boleh disediakan dengan melarutkan NaCl dalam air suling.
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Question 5 of 10
5. Question
1 point(s)Natrium karbonat, Na₂CO₃, digunakan untuk menyediakan larutan piawai asid.
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Question 6 of 10
6. Question
1 point(s)Kaedah pencairan melibatkan penambahan air kepada larutan piawai pekat untuk menghasilkan larutan yang lebih cair.
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Question 7 of 10
7. Question
1 point(s)Air yang ditambah kepada larutan akueus akan mengubah bilangan mol zat terlarut.
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Question 8 of 10
8. Question
1 point(s)Untuk menyediakan 500 cm³ larutan kuprom(II) sulfat 0.1 mol dm⁻³, diperlukan 25 cm³ larutan stok kuprom(II) sulfat 2.0 mol dm⁻³.
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Question 9 of 10
9. Question
1 point(s)Kepekatan larutan NaOH akan berkurang jika ditambah air.
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Question 10 of 10
10. Question
1 point(s)Untuk menyediakan 50 cm³ larutan natrium karbonat 0.1 mol dm⁻³, diperlukan 2.5 cm³ larutan stok 2.0 mol dm⁻³.
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