in saliva start the chemical digestion process​

How many atoms of mg are present in 97.22 grams of mg? 6.022 × 1023 2.408 × 1024 4.818 × 1024 5.855 × 1025

Is a pencil falling to the floor anon contact force, a force, or a contact force

In an exothermic reaction, energy may be released to the surroundings in the form of question 4 options: heat light thermal all of the above