Thomson
In the 19th century, the mass-to-charge ratios of some ions were measured by electrochemical methods. In 1897, the mass-to-charge ratio of the electron was first measured by J. J. Thomson.
I got you........
<span>cinco millones seiscientos dos mil trescientos treinta y tres
</span>Hope this helps
(Examina) is the correct answer :)
1. Marcela *entiende* el mensaje de su madre.
2. A ustedes les *gusta* escuchar música de mexico.
3. Los estudiantes *cuentan* en la clase de Matemáticas
4. Tu *puedes* ir a la papelería a comprar bolígrafos?
5. Ramiro y yo *preferimos* las chaquetas de cuero.
It's Papa Noel. Because many children say it on like Tv shows.