Aspartame is an artificial sweetener that is 160 times sweeter than sucrose (table sugar) when dissolved in water. It is marketed as Nutra-Sweet. The molecular formula of aspartame is . What is the mass in grams of one molecule of aspartame?
【判断题】Vowels which trigger [r]-insertion never trigger [j]-insertion or [w]-insertion. Each glide has its own domain, although the domains exempt short stressed vowels /e, æ, ɒ, ʊ, ʌ/, which never occur wor...