Questions from General Chemistry

Q: Although your textbook lists the rules for converting an ordinary number to

Although your textbook lists the rules for converting an ordinary number to scientific notation, oftentimes students remember such rules better if they put them into their own words. Pretend you are h...

Q: True or false? If a theory is disproven, then all

True or false? If a theory is disproven, then all of the observations that support that theory are also disproven. Explain.

Q: Write each of the following numbers in standard scientific notation.

Write each of the following numbers in standard scientific notation. a. 97,820 b. 42.14 * 103 c. 0.08214 * 10-3 d. 0.0003914 e. 927.1 f. 4.781 * 102 * 10-3

Q: Discuss several political, social, or personal considerations that might affect

Discuss several political, social, or personal considerations that might affect a scientist’s evaluation of a theory. Give examples of how such external forces have influenced scientists in the past....

Q: Although reviewing your lecture notes and reading your textbook are important,

Although reviewing your lecture notes and reading your textbook are important, why does the study of chemistry depend so much on problem solving? Can you learn to solve problems yourself just by looki...

Q: Why is the ability to solve problems important in the study of

Why is the ability to solve problems important in the study of chemistry? Why is it that the method used to attack a problem is as important as the answer to the problem itself?

Q: Students approaching the study of chemistry must learn certain basic facts (

Students approaching the study of chemistry must learn certain basic facts (such as the names and symbols of the most common elements), but it is much more important that they learn to think criticall...

Q: The “Chemistry in Focus” segment Chemistry: An Important Component

The “Chemistry in Focus” segment Chemistry: An Important Component of Your Education discusses how studying chemistry can be beneficial not only in your chemistry courses but in your studies in genera...

Q: Write each of the following numbers in standard scientific notation.

Write each of the following numbers in standard scientific notation. a. 1/0.00032 b. 103/10-3 c. 103/103 d. 1/55,000 e. (105)(104)(10-4)/(10-2) f. 43.2/(4.32 * 10-5) g. (4.32 * 10-5)/432 h. 1/(...

Q: Write each of the following numbers as “ordinary” decimal numbers

Write each of the following numbers as “ordinary” decimal numbers. a. 6.244 * 103 b. 9.117 * 10-2 c. 8.299 * 101 d. 1.771 * 10-4 e. 5.451 * 102 f. 2.934 * 10-5