Ib lub hauv paus saj iab, hnov ntxhiab, thiab tig liab litmus daim ntawv xiav. Cov khoom ntawm cov hauv paus yog feem ntau piav raws li "tawm tsam" ntawm cov kua qaub. … Ntxhiab Feel – Cov hauv paus muaj qhov hnov ntxhiab. Ntau cov xab npum thiab tshuaj ntxuav tes muaj cov hauv paus.
Puas cov kua qaub puas muaj qhov khaus?
Bases nkoos, zoo li xab npum, thiab acids cia li ntub. Koj yuav tsum tsis txhob kov vim lawv tuaj yeem ua rau koj cov tawv nqaij puas.
Yuav ua li cas yam khoom muaj qhov xav tau?
Basesxav kom kov. Qhov no yog vim lawv tuaj yeem hloov cov qauv ntawm cov proteins. Lub hauv paus muaj zog tuaj yeem ua rau mob hnyav heev vim nws pib ua rau cov proteins hauv koj cov tawv nqaij puas. Cov khoom siv yooj yim yog siv hauv ntau yam khoom siv tu.
YPH pH 7 puas yog lub hauv paus?
pH yog ntsuas seb cov kua qaub / cov dej hauv paus yog li cas. Qhov ntau yog los ntawm 0 - 14, nrog 7 yog nruab nrab. pH tsawg dua 7 qhia tias acidity, whereas a pH ntau dua 7 qhia tias lub hauv paus.
Tus saj ntawm cov kua qaub yog dab tsi?
Acid is sour hauv saj.
