NaHCO, HCH.0,- NaC, H,O, *H,0* Co,

We have a colorless transparent liquid. it looks like water. we seperated it into a solid and a liquid by evaporration and condention was this a chemichal or a physical seperation a. chemical seperation b. physical seperation

Energy flows from the producer level to the level. is called

The junction rule describes the conservation of which quantity? note that this rule applies only to circuits that are in a steady state.