Chapter 7 part 1 Chemistry

What is created when two different elements are chemically united

The part of the atom that has no electrical charge

Liquids have a definite weight, shape, and volume ?

Anything that occupies space is -

How many naturally occurring elements exist

the study of chem reactions / growth / reproduction, that occur in a living organism

What number identifies how many protons are in an element ?

Compounds are created by chemically uniting two different elements

c02 is the chemical symbol for

the concept used to organize elements and their similarities

This form of matter has a definite weight, volume and shape?

Human skin is a solid

The process of a substance losing an electron and acquiring oxygen is ?

When positive and negative ions join they are held together by

The atomic number indicates how many electrons are in a single atom of the element ?

Matter is anything that occupies space?

Matter with definite weight , but no volume or shape?

Protons have a positive charge and identify the atom

H20 is the chemical symbol for ????

which of the following have a negative electrical charge?

skin care lotions are an example of what form of matter?

What is the study of matter and the physical and chemical changes affecting it

Which one is NOT an example of chemical change?

Chemistry is the scientific study of matter

The most abundant element in the earths crust