关于豆腐的你可以这样问他

when you put a little plaster （ Calcium Sulfate Hemihydrate ） into soymilk, the soymilk will turn to toufou. Is the transformation physical or chemical?

所有跟帖： 

• I will add it to the email as well. :-) -投行投行- ♀ (0 bytes) () 11/14/2013 postreply 03:33:49

• 权威结果出来后别忘了来分享哈 -周梦蝶- ♀ (238 bytes) () 11/14/2013 postreply 04:01:51

• 点豆腐这个根本不用问，要是有人说是单纯物理变化，肯定是强词夺理 -温馨秋月- ♀ (0 bytes) () 11/14/2013 postreply 07:08:01