A litmus bvunzo - zvakasikwa chakarurama kuona ukuru acidity uye alkalinity

Litmus bvunzo munhu mishonga zvakaipa mushoma litmus bepa. Rinoshandiswa kuona ukuru acidity kana alkalinity kwezvakatipoteredza. Asati litmus pepa akaiswa mushonga wokuuraya simbi, yaishandiswa oga sezvo nechiidzo uye makemikari reagent. First kushandiswa nechiidzo litmus Spanish alchemist Arnaldo of Vilanova anenge 1300g. fuma iyi rwokuzvarwa mavambo, izvozvo Rinobva lichens.

A litmus bvunzo - chinhu asidhi-chawo chakarurama, riri acidic svikiro akatendeuka mutsvuku, uye alkaline - mutema. Zvichienderana ruvara zvikuru, uchishandisa chaiyo scale, kusarudza ph. The ph chakarurama kana ph chinhu quantitative nechiyero reshiyo mumvura H + uye OH- kuti akaumba kana mvura dissociation. At mukamuri tembiricha iri kwazvakarerekera mhinduro, ph 7, muna acidic ph <7, alkaline ph> 7.

Litmus pepa rinoshandiswa tsika nokururamisira nyore nzira: unofanira kutora mumwe chete magumo uye dzichinyikwa imvura svikiro zvimwe. Hazvina Zvakakodzera siya pepa vanyura mvura. Mugumisiro rinowanika pakarepo: Wednesday akatura unopinza kana kuchinja ruvara kana kwete. Zvadaro, bepa iri tichienzanisa mureza tsika, izvo rakachengetedzwa sezvo chikero pamusoro chubhu kana kavha umo chikavapo. Litmus bvunzo anoonekwa kuti zvakasikwa chakarurama, sezvo kuishandisa anogona kuona nedhigirii uye acidity uye alkalinity yacho svikiro.

chakarurama Izvi zvinogona kuitwa uye kumba apedzera kushoma nguva uye mari. Uchada dzvuku, zvitema kana ruvara makabheji, Sefa kana pachena bepa chena. Cabbage vanofanira chendarira, bikai nokuti 30-35 maminitsi, ipapo wopedza uye kumanikidzira zvinyoronyoro. Cabbage pacharo havachazofaniri, uye zvichiguma muto kuisa rinoparadza vakatema kubva papepa. Mushure bepa chaibva, bvisa uye yakaoma. Rambai bepa iri kudiwa kuti aiyanika mumidziyo, kure nezuva. Nekushandisa achizviita chakarurama zvakadaro vanofanira kufunga kuti rinopa zvishoma hombe chipimo kukanganisa kupfuura fekitari.

A litmus muedzo ayo nyore uye pakawanda mu tsanangudzo ph rave richishandiswa nevakawanda kwete chete panguva kwemakemikari muzvikoro uye kurapwa mumarabhoritari, asiwo kumba. Saka, munhu ane hanya, uchishandisa litmus bepa, asi ph ukoshi anogona kuona zvipenyu fluid zvinogadzirisa, wemisanganiswa - nemate, weti, mukaka, mvura, Sipo, etc. Parameters ph kuti zvinwiwa muviri zvakakodzera vakazvimirira kudzora mune zvimwe zvirwere. Sezvo litmus bvunzo zvinowanzodavirwa kushandiswa mumba vachengeti kuona ukuru acidity uye alkalinity ivhu. Zvinokwanisika kurishandisa kuziva ph pamusoro zvizoro, kunyanya avo kushandiswa ganda kutarisirwa, kubva Zvakanakisa vanofanira kuva kwazvakarerekera.