100 Points PLZ HELP! Using the ideal Gas Law (PV=nRT), solve for the missing variable. R=0.08206 atm*L/mol*k

At what temperature will 0.654 moles of neon gas occupy 15.66 liters and 0.899 atmospheres?

Compare and contrast physical changes with chemical changes.

For each of the following compounds, write the formula then predict whether it would be a strong, weak, or non-electrolyte when placed in di water. for the ionic compounds only, put (s) or (aq) after the forrmula formula strong, weak or non electrolyte? a calcium hydroxide b. silver carbonate c. lead(ii) sulfate d. phosphorus trifluoride e. sodium phosphide f barium sulfate g. strontium acetate h. zinc nitrate

Place the elements below in order of decreasing ionization energy. aluminum(al) chlorine(cl) magnesium (mg) sulfur(s)