Test Bank For Chemistry in Context 10th Edition by American Chemical Society Chapter 1-14 Answers are at the End of Each Chapter Chapter 1
Student name:__________ MULTIPLE CHOICE - Choose the one alternative that best completes the statement or answers the question. 1) The quantity 0.0000064 g expressed in scientific notation. A) 6.4 × 106 g B) 6.4 × 10−6 g C) 6.4 × 107 g D) 6.4 × 10−7 g
2)
The quantity 8.7 × 105 g expressed in standard decimal notation. A) 0.000087 g B) 870.000 g C) 0.0000087 g D) 870,000 g
3) A substance that can be broken down into two or more simpler substances by chemical methods is called a(n) A) compound. B) mixture. C) element. D) isotope.
4)
On a periodic table, the columns of elements with similar properties are