A compound can only be separated into elements by chemical means.
It cannot be separated at all. It is an element.
salt water
Elements cannot be changed into simpler substances by chemical means. To change them into simpler particles, you need nuclear means.
Elements are pure substances inwhich all the atoms have the same number of protons (same atomic number) and thus have the same chemical properties. They cannot be separated by normal chemical means into any simpler substances.
Is a pure substance such as an element. Remember elements can not be broken down further by chemical or physical processes.
An element cannot be separated into simpler substances by chemical means.
Compound substances.
Salt water
studyisland answer : water
element
element
You think to an atom.
It cannot be separated at all. It is an element.
salt water
Element, noun ;;One of a class of substances under the periodic table that cannot be separated into simpler substances by chemical means (or chemical reactions.)
Elements cannot be changed into simpler substances by chemical means. To change them into simpler particles, you need nuclear means.
physical means only