Is anybody know when john dalton propose his principle of the atomic theory?

1853

Explanation:

Experiments with gases that first became possible at the turn of the nineteenth century led John Dalton in 1803 to propose a modern theory of the atom based on the following assumptions. 1. Matter is made up of atoms that are indivisible and indestructible.

The right answer is Sodium chloride.

Sodium chloride is a chemical compound whose formula is NaCl. Everyone knows the taste because it is, more simply, table salt.

Let's take a pool 50 meters long and 15 meters wide and fill it with sea water. Then let's go to his analysis. We find:

1400 tons of pure water

50 tons of sodium chloride

2 tons of magnesium

1 ton of sulfur

And then much less frequent elements