HEL PLEAS Metal or Non-metal? Potassium: metal
Fluorine:
Bromine:
Hydrogen
Beryllium:
Nitrogen

What are transitions between a liquid and a solid called? identify which way they are transitioning

Read the chemical equation. 2c2h2 + 5o2 → 4co2 + 2h2o which of the following statements would be correct if one mole of c2h2 was used in this reaction? one mole of oxygen was used in this reaction. five moles of oxygen were used in this reaction. four moles of carbon dioxide were produced from this reaction. two moles of carbon dioxide were produced from this reaction.

Why is retrograde motion an apparent motion