Why do onions lose mass when soaked in concentrated solutions of sodium chloride?​

Osmosis and also a bit of simple diffusion

Explanation:

Since inside the onion has water content also, since outside is more concentrated, the water content inside of the onion will move out into the outside to make the outside less concentrated. So as water leaves the onion, the onion mass reduces

lunar landing mission. apollo 11 was the first manned mission to land on the moon. the first steps by humans on another planetary body were taken by neil armstrong and buzz aldrin on july 20, 1969. the astronauts also returned to earth the first samples from another planetary body.

explanation: