Do this either on the paper if you can print - or virtually 1. Given the rotation of ABC shown below, determine the counter-clockwise angle of rotation that occurred
about point D. Show all relevant lines and measurements you made to determine your answer.
A
C
С
B В
A'
B

Both josef loschmidt and amedeo avogadro contributed to our understanding of basic molecular numbers, sizes, and reaction ratios. neither scientist discovered “avogadro’s number” in the form we use it today (6.02 x 10 23). still, there’s a controversy over the name. research the contributions from these two scientists and read about how avogadro’s number got its name. briefly state what you think this number should be called, providing key details of each scientist’s contributions to this concept and a solid rationale for your case in naming the number.

1. explain hydrogen peroxide, h 2 o 2 properties and decomposition reaction. 2. describe how each of the following natural cycles plays a part in earth’s climate system. (a) the water cycle (b) the carbon cycle

Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles