Wtf
4/14/2010 07:53:00 PM
4/14/2010 07:53:00 PM
Statement: Orange K2Cr2O7 turns green when oxidised. I’ve learned this in secondary. It's just a test of memory, honestly. But wtf, I happen to write down the wrong answer in my chemistry trial, although I have a good memory and all. I swear I recalled this observation clearly during the exam. cross my heart The only thing is,...