Classify the following reaction by what the atoms do (there may be more than one of each): CH3Br (g) -- -UV light---> CH3(g) + Br (g) A. metathesis and decomposition B. metathesis C. metathesis and combination O D. displacement and decomposition E. combination F. combination and displacement G. displacement H. decomposition

55. A typical rate of deposit of dust ("dustfall") from unpolluted air is 10. tons per square mile per month. What is this dustfall, expressed in mg per square meter per hour? Assume 1 ton = 2000. lbs. and 1 month = 30 days.

No 13

Which of the rules is being broken in the image below? Explain why it is incorrect, then explain how to re-do it correctly. 1s 2s 2p B I U

(1) Br2 CC,

Provide the structure of the major product for the following reaction H₂C -0- I -0 0 OD III H₂C CH,Br FeBR, ميلك N CH I IV CH₂ -CH₂

Identify the selected functional groups. Type the name of the functional groups In the boxes Da CH3 HN- CH3 HN O HO NH2, OH

Mass of beaker and milk= 65.922 g Mass of beaker= 45.347 g  Mass of milk (g)?   pH of milk= 8 Isoelectric point= 5 Mass of watch glass and casein= 28.438 g Mass of watch glass= 27.832 g Mass of casein (g)? Percent casein in milk?

Which of the following is a (011) plane? (A) (B) (C) y A C None of the above B. O OO