The white is sea foam, which is just bubbles caused from the water churning.
This is called blow by. Caused by a defective crankcase ventilation system or worn rings.
Water is getting into the engine. Change the head gasket before it blows.
No, whited smoke is a symptom of coolant that is entering the combustion chamber. Most often caused by a blown head gasket or cracked head or both.
white smoke from coolant usually indicates oil in coolant,this usually means a blown headgasket