The radius of an atom is on the order of 10_10 m. What is this radius in centimeters? in inches? in nanometers?
Chapter 1 I. Chemistry- study of composition of substances or matter and the changes they undergo II. Scientific Method A. Observation= question B. Hypothesis= tentative assumption C. Experiment= test D. Theory= alter, reject, accept III. Scientific Notation- used to represent very large or very small numbers A. General Form: Mx10^n 1. M= number between 1 and 10 2. n= exponent B. Positive Exponent: very large number (move the decimal to the right) Negative Exponent: very small number (move the decimal to the left) C. EE (button on the calculator) 1. 0.00073 = 7.3 x 10^-4 2. 7.29 x 10^-4 = .000729 3. 56000 = 5.6