20 BRAINLEIST!!
When is the net force on an object equal to zero?

When the object is in motion
When the object is changing direction
When the forces acting on the object are balanced
When inertia is not present

Compare the valence electron configuration of the nobles gas elements seen here. what statement is correct?

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?

Total the mass on the syringe. record it in the correct row of the data table. kg done click and drag weights to change the pressure. click the syringe to zoom in and see the volume. intro