Chemistry Midterm Review

Front

Convert 1253 milliliters to liters.

Back

1.253 L

Front

In the number 12.030, the correct number of significant figures is:

Back

5

Front

Express the number 362900 in scientific notation

Back

3.629 x 10⁵

Front

Which of the following is considered to be a physical property of matter? density, reactivity, toxicity, flammability

Back

density

Front

Which of the following is considered to be a chemical property of matter? color, odor, reactivity, taste

Back

reactivity

Front

Properties like reactivity, flammability, color, taste and density are all independent from the amount of matter present. All of these properties are examples of:

Back

intensive properties

Front

Which state of matter has the GREATEST amount of kinetic energy?

Back

gas

Front

How should a substance that cannot be separated by physical means and cannot be separated by "normal" chemical means be classified? Options: element, compound, solution, heterogeneous mixture.

Back

element

Front

Which statement BEST describes Moseley's contribution to the modern periodic table?

Back

Providing a basis for ordering elements in the periodic table based on atomic number

Front

In moving down a group of the Periodic Table, ionization energy-

Back

decreases