Calculate the electronegativity difference for the following bonds: CO² H₂0 NO₃⁻¹ SO₄⁻²
NH₄⁺¹ ClO₂⁻¹ NH₂Cl XeF₆

Stage in which a typical star has completely stopped fusion

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !

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.