Chemistry
Chemistry, 19.11.2021 22:50, carolin7493

Ayudaaa porfa ❤️ 1. El helio es un gas valioso utilizado en la industria, en investigaciones en las que se requiere baja

temperatura, en los tanques para buceo profundo y para inflar globos. ¿Cuántas moléculas de

sustancia de helio hay en 6,46 g de este gas?

2-. Calcula el número de átomos en 0,551 g de potasio.(MA K=39 g/mol)

3- Calcula la cantidad de moles de cloroformo(CHCI) en 198 g de cloroformo.

Datos (MA g/mol → C=12 , Cl=35,5).

4-¿Cuántos mol de átomos hay en 6 millones de átomos de este metal?

answer
Answers: 1

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Ayudaaa porfa ❤️ 1. El helio es un gas valioso utilizado en la industria, en investigaciones en la...

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