When does the placenta begin to form? By

state the principle of separating two immiscible liquids by separating funnel. describe an activity with diagram to separate a mixture of water and kerosene oil. answer: immiscible layers separate out in layers depending on their densities in separating funne

these nuts

thats a little if u want the answer just look it up on google thats what i do haha : )

the answer is minerals.