NaOH lahuses on kollast värvi :
a) lakmus
b) fenoolftaleiin
c) metüüloranž
d) universaalindikaator
NaOH lahuses on kollast värvi ?
Re: NaOH lahuses on kollast värvi ?
Võibolla on need lingid abiks. NB! Eestikeelne Vikipeedia on seekord natuke eksitav vastuse otsimisel. Videotest on võibolla paremini värvid näha. Kasuks tuleb ka teadmine, et NaOH lahuses on pH suurem kui 7.
http://et.wikipedia.org/wiki/Universaalindikaator" onclick="window.open(this.href);return false;
http://et.wikipedia.org/wiki/Met%C3%BC%C3%BCloran%C5%BE" onclick="window.open(this.href);return false;
http://et.wikipedia.org/wiki/Lakmus" onclick="window.open(this.href);return false;
http://et.wikipedia.org/wiki/Fenoolftaleiin" onclick="window.open(this.href);return false;
http://en.wikipedia.org/wiki/Phenolphthalein" onclick="window.open(this.href);return false;
http://en.wikipedia.org/wiki/Litmus" onclick="window.open(this.href);return false;
http://en.wikipedia.org/wiki/Methyl_orange" onclick="window.open(this.href);return false;
http://en.wikipedia.org/wiki/Universal_indicator" onclick="window.open(this.href);return false;
http://youtu.be/qz-DNayygbU" onclick="window.open(this.href);return false;
http://youtu.be/07sPB05qWb4" onclick="window.open(this.href);return false;
http://youtu.be/_gCjjDM93eg" onclick="window.open(this.href);return false;
http://youtu.be/3tFUDJTWc88" onclick="window.open(this.href);return false;
http://et.wikipedia.org/wiki/Universaalindikaator" onclick="window.open(this.href);return false;
http://et.wikipedia.org/wiki/Met%C3%BC%C3%BCloran%C5%BE" onclick="window.open(this.href);return false;
http://et.wikipedia.org/wiki/Lakmus" onclick="window.open(this.href);return false;
http://et.wikipedia.org/wiki/Fenoolftaleiin" onclick="window.open(this.href);return false;
http://en.wikipedia.org/wiki/Phenolphthalein" onclick="window.open(this.href);return false;
http://en.wikipedia.org/wiki/Litmus" onclick="window.open(this.href);return false;
http://en.wikipedia.org/wiki/Methyl_orange" onclick="window.open(this.href);return false;
http://en.wikipedia.org/wiki/Universal_indicator" onclick="window.open(this.href);return false;
http://youtu.be/qz-DNayygbU" onclick="window.open(this.href);return false;
http://youtu.be/07sPB05qWb4" onclick="window.open(this.href);return false;
http://youtu.be/_gCjjDM93eg" onclick="window.open(this.href);return false;
http://youtu.be/3tFUDJTWc88" onclick="window.open(this.href);return false;