What is the primary purpose of the Dow's process?

The basicity of the hydroxides of the following alkali metals is of the order:

What is lye?

When a moderate amount of sodium metal is dissolved in liquid ammonia at low temperature,which of the following is $NOT$ obtained?

In what ways does lithium show similarities to magnesium in its chemical behaviour?

The correct statement$(s)$ among $I$ to $III$ with respect to potassium ions that are abundant within the cell fluids is/are :
$I.$ They activate many enzymes
$II.$ They participate in the oxidation of glucose to produce $ATP$
$III.$ Along with sodium ions,they are responsible for the transmission of nerve signals