What is the molecular geometry, or shape, of phosphorus trichloride (pcl3)?

Which of the following units is not an official si unit? mole liter kilogram ampere

Avariable that is not being directly tested during an experiment should be changed varied experimented controlled

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.