Hesi A2 Chemistry Exam Study Guide
Mixture with uniform density throughout and no distinguishable coponents. - Answer-
Homogeneous Mixture
Mixture in which the components are readily distinguished. - Answer-Heterogeneous
Mixture
A change in which the checmical composition of a substance remain...
The number of protons in a given element. - Answer✔✔-Atomic Number
An average of the masses of each of the iostopes of an element as they occur in mature.
(Represents the number of protons and the number of neutrons in an element because
electrons essentially have no mass). - Answer✔✔-Atomic Weight/ Atomic mass number
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