Check the statement(s) below to ensure that distance readings are accurate emstimate measurements to the nearest 0.05 cm Start all measurements at the 1 cm mark Start all measurements from the corner of the ruler start all measurements from the zero mark

How many electrons does silver have to give up in order to achieve a sido noble gas electron configuration

If anyone would be able to me out with these three questions it would be these are from the chem 2202 course.

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.