Find the effective resistance of the circuit

Covalent network solids typically have melting points and boiling points. the chemical formula of a network solid indicates in the molecule.

The pressure in a fluid is affected by which characteristics of that fluid

How much would the freezing point of water decrease if 4 mol of sugar were added to 1 kg of water(k=1.86 c/mol/kg for water and i=1 for sugar