Introduction to Chemistry

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attached is the review questions. Complete as a study guide

 Introduction to Chemistry
 Introduction to Chemistry

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School: Duke University


1. Is N2 an element or a compound?
2. How many significant figures does the number 0.0100 have?
3. How many milliliters are in a liter?
4. Write 0.000024 in scientific notation. Do not use “OWL Shorthand” with an E.
5. How many significant figures are in the answer to 1.240 + 0.1= 1.34
Three significant figures
6. How many significant figures are in the answer 0.22 / 10= 0.022
Two significant figures
7. What is 55° C in °F?
131 °F
8. What is the atomic symbol for tungsten?
9. Name the component of an atom that has the lowest mass.
10. Provide the atomic symbol for chalcogen.
11. Name a weak electrolyte.
Acetic acid
12. What is the phase label for acetic acid?
13. Identify a transition element with only one common ion. Provide the symbol and charge of this
Silver, Ag+
14. Give the atomic symbol for an alkaline earth metal that has an equal number of protons and
neutrons in its nucleus
15. Provide the formula for an element which is a liquid at room temperature
Br and Hg
16. What term is used to describe how carbon-12 and carbon-13 are related?
Isotopes ( of the same element, Carbon)

17. What is the name of the el ement in group 4A and period 6
Lead (Pb)
18. Provide th...

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