Answer to Question #56711 in Organic Chemistry for higo
what must occur for a change to be a chemical reaction?
A chemical change occurs when a piece of word
-a light is produced when an electron moves from one energy level and?
a. jump to higher energy level
b. falls to a lower energy level
c. moves into the nuclear
d. moves to another position in the same sublevel
-the least penetrating from of radiation is?
a. beta radiation
c. alpha radiation
-all of the following are physical of matter except ?
b.ability to rust
-which of the following is a physical change?
ability to rust
-which of the following is a chemical property?
ability to burn
-for an electron in an atom to change from the ground state to an exited state
energy must be released
energy must be absorbed
radiation must be emitted
the electron must make a transition from higher to a lower energy level
Dread it, run from it, the end of summer arrives all the same. And now it's here. It’s finally August.…
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