Hardness, temperature, color, size, and smoothness are all
A pure substance that cannot be broken down into any other substance by chemical or physical means is called a(n)
A salad mixture in which you can see the different parts is a
A physical change is a change in which the substance
A chemical change is a change in which the substance
The ability to dissolve in water and to conduct electricity are examples of
Water is an example of
Density relates the mass of a material to the material’s
New substances are always formed when matter undergoes a
During a change of state, such as melting or freezing, a substance’s temperature
Dmitri Mendeleev found there was a pattern to the properties when the elements were arranged in order of increasing
The chemical properties of elements are said to be periodic because in each succeeding row of the periodic table, these properties
The periodic table generally does NOT include the element’s
The property of metalloids which makes them useful in computer chips is their
On the Periodic Table, nonmetals are located
A substance with a pH of 2 is
On the Periodic Table, elements in the same family
The elements that make the stair steps on the Periodic Table are all
All of the following are examples of acids EXCEPT
Which of the following is a base?
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