PROCEDURE Part #2: Object Sort Now that you are more familiar with the powers of ten, arrange the following items from LARGEST to SMALLEST.

1. Width of human hair
2. Wavelength of microwaves
3. Thickness of a dollar bill
4. Period at the end of this sentence
5. Diameter of red blood cells
6. Radius of a hydrogen atom
7. Diameter of a proton
8. Wavelength of a gamma ray
9. Diameter of the nucleus of a gold atom
10. Diameter of a neutron
11. Size of a typical virus
12. Diameter of the DNA Helix
13. Length of a grain of sand
14. Diameter of the smallest bacteria
15. Diameter of average cell in the human body
16. Size of a small ant

chemistry sucks a**

explanation:

indicate valleys, hills, steepness and gentleness of slopes.

explanation:

contour lines on a map indicate elevation, or depth. numeric notations on contour lines refer to the level of elevation, or height about sea level.

the enthalpy of formation of water is given as -285.8kj/mol, which states that the enthalpy of formation is negative.

negative enthalpy of formation indicates that the heat is released during the reaction process. the heat is released from reaction to the surroundings the enthalpy is expressed with a negative sign with the energy given out in the reaction process.

the formation of water takes place by giving out heat which is -285.8 kj/mol.