The Mole
(Counting by weighing)

Model: Building bicycles

State two physical properties of ionic compound

Ihat will happen if i added baking soda to vinegar

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what