The shoulder joint is made up of which articulated surfaces

What is the correct lewis structure for chloroform chcl3

Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.

Which type of intermolecular attractions holds ammonia molecules together with other ammonia molecules?