The amount of substance of a system that contains as many elemental entities (atoms, molecules, ions, electrons) as there are atoms in 12g of carbon-12. A mole has 6.0221415⋅1023atoms or molecules of the pure substance being measured.
Mathway memerlukan javascript dan browser modern.
⎡⎢⎣x212√π∫xdx⎤⎥⎦
Harap pastikan bahwa kata sandi Anda minimal 8 karakter dan mengandung masing-masing berikut ini:
