How is carbon added and removed in the hydrosphere

What is a metal replacement reaction

Imagine one batch of soup (batch “a”) is made with 8.19 g/can of salt, according to the recipe, and a second batch of soup (batch “b”) is made with 8.32 g/can of salt. explain which batch would be more resistant to frost damage if it is shipped a great distance in winter and explain why.

What is the morality of 2.50 l of solution that contains 1.85 mol of anhydrous sodium tetraborate?