The free energy of an object is the total available energy that the object possesses

true or false?

Why can't methanol, CH3OH, be used as a solvent for sodium amide, NaNH2? Sodium amide is nonpolar and methanol is polar. Sodium amide is polar and methanol is nonpolar. Sodium amide undergoes an acid-base reaction with methanol.

The somatic system controls an animals

2. If I have a 50 liter container that holds 45 moles of gas at a temperature of 200 °C, what is the pressure inside the container? Yourynswer

Determine the molarity of these solutions: (Assume that all are aqueous) a) 3.67 moles of Na₂SO₃ dissolved to make 3.04 liters of solution. b) 0.629 moles of Al₂O₃ to make 1.500 liters of solution. c) 4.783 grams of Na₂CO₃ to make 10.

What is the oxidation number for Mn in Mn2O7? (provide sign and number)

Which of the following will most likely happen if you apply unbalanced forces to an object? It will change position. It will become charged. It will change mass. It will change size.

Magnetism easily separates what mixture? A). Sand and glass B). Sand and iron C). Sand and clay D). Sand and aluminum

Match the science with the best description?

Can magnetism be used to identify a substance

Nitrogen dioxide dimerizes to give dinitrogen tetroxide: 2NO2 (g) → N2O4 (g). At 298 K, 12.55 g of an NO2/N2O4 mixture exerts a pressure of 0.963 atm in a volume of 6.92 L. What are the mole fractions of the two gases in the mixture?