...knowledge ; the real difficulties precede the introduction of the substance into the balance case.* Every substance must be assumed to be impure, every...assumed to contain error, until proof to the contrary FIG. 1. can be obtained. Only by means of the utmost care, applied with ever-watchful judgment, may...

...of weighing. The real difficulties precede the introduction of the substance into the balance case. Every substance must be assumed to be impure, every...processes be detected and rendered powerless for evil. After all these digressions, made in order that the problems concerned should be clearly recognized,...

...free from the suspicion of containing unheeded impurities ; otherwise its weight will mean little. Every substance must be assumed to be impure, every...error, until proof to the contrary can be obtained. That the atomic weights may be connected by precise mathematical equations seems highly probable ;...

...precede the introduction of the substance into the balance case. Every substance must be assumed to bo impure, every reaction must be assumed to be incomplete,...processes be detected and rendered powerless for evil. After all these digressions, made in order that the problems concerned should be clearly recognized,...

...balancecase. Every substance must be assumed to be impure, every reaction to be incomplete, every measurement to contain error, until proof to the contrary can...processes be detected and rendered powerless for evil. After all these digressions, made in order that the problems concerned should be clearly recognised,...

...of weighing. The real difficulties precede the introduction of the substance into the balance case. Every substance must be assumed to be impure, every reaction must be assumed to be incomplete, eveiiy measurement must be assumed to contain error, until proof to the contrary can be obtained. Only...

...of weighing. The real difficulties precede the introduction of the substance into the balance case. Every substance must be assumed to be impure, every reaction must be assumed to be incomplete, everjy measurement must be assumed to contain error, until proof to the contrary can be obtained. Only...

...of weighing. The real difficulties precede the introduction of the substance into the balance case. Every substance must be assumed to be impure, every...processes be detected and rendered powerless for evil. After all these digressions, made in order that the problems concerned should be clearly recognized,...

...weighing. The real difficulties precede the introduction of the substance into the balance case. Ever\r substance must be assumed to be impure, every reaction...processes be detected and rendered powerless for evil. After all these digressions, made in order that the problems concerned should be clearly recognized,...

...Richards took up the work. In his Faraday Lecture before the Royal Institution in London hi 1911 he said: "Every substance must be assumed to be impure, every...error, until proof to the contrary can be obtained." Care and patience without limit were required for Professor Richards' ideal of precision. So, to put...