Hesi A2 Chemistry Question and answer rated A+ 2023

Hesi A2 Chemistry Question and answer rated A+ 2023Mixture with uniform density throughout and no distinguishable coponents. Homogeneous Mixture Mixture in which the components are readily distinguished. Heterogeneous Mixture A change in which the checmical composition of a substance remains the same. Physical Change A change in which the chemical bonds are broken and reformed to create a new and different substance. Chemical Change The simplest of substances and is represented by a specific letter or combinations of letters. Element Combinations of eleements in whole number ratios. Compounds Mass cannot be created or destroyed during a chemical reaction. Law of Conservation of Mass The breaking of bonds and the reforming of new bonds to create new chemical compounds with different chemical forumulas and different chemical properties. Chemical Reaction syntehesis, decomposition, combusion, single replacement, double replacement Five main types of chemical reactions. Two elements combine to form a product. Syntehsis Reaction