Sng-sò͘
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Sng-sò͘ (ji̍t. 酸素; tek. Sauerstoff; eng. oxygen), Tâi-gí tiāⁿ kóng sàng-so͘h, hû-hō O, sī 1 chióng hoà-ha̍k goân-sò͘, tī chiu-kî-pió ê goân-chú-hoan sī 8. Sng-sò͘ sī Tē-kiû tē 2 phó͘-phiàn ê goân-sò͘, chiàm tē-khak chit-liōng 49%, chiàm Tē-kiû chit-liōng 28%. Tī ú-tiū, sng-sò͘ sī tē 3 phó͘-phiàn ê goân-sò͘.
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Sèng-chit
Tī piau-chún un-tō͘ kap khì-ap ē-té, sng-sò͘ sī bû-sek, bû-chhàu, bô-bī ê khì-thé, hun-chú-sek sī O
2, thang kiò jī-sng-sò͘.[3] Che mā sī it-poaⁿ ji̍t-siông kháu-gú siōng kóng ê "sàng-so͘h" ia̍h "ióng-khì" khì-thé chûn-chāi ê hêng-sek.
Chia jī-sng-sò͘ ê nn̄g lia̍p sng-sò͘ goân-chú, sī siū hòa-ha̍k kiat-ha̍p só͘ khan-liân. Kiat-ha̍p kan-tán lâi kóng sī kiōng-iú siang kiat-ha̍p ê hêng-sek.
Kang-gia̍p seng-sán
Kin-sè sáng-gia̍p siōng bí tang ê O
2 seng-sán liōng ē-tàng kàu kúi-cha̍p chheng-bān tòng. In chú-iàu sī keng-kòe nn̄g chióng hong-sek tùi khong-khì lāi-bīn hun-lî--chhut-lâi-ê. Khah phó͘-phiàn ê chi̍t khoán sī hun-pia̍t cheng-liû (fractional distillation) ki-su̍t, tong N
2 hông sio chò cheng-khì ê sî, O
2 tio̍h í e̍k-thé ê hêng-sek lâu chhun.[4]
Lī-ēng
I-ha̍k-siōng sú-iōng sng-sò͘ chi-chhî ho͘-khip chok-iōng.
Chham-khó
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