5. Given the Lewis electron-dot diagram:
H
H:C:H
H
Which electrons are represented by all of
the dots?
(A) the carbon valence electrons, only
(B) the hydrogen valence electrons, only
(C) the carbon and hydrogen valence
electrons
(D) all of the carbon and hydrogen
electrons

Iknow #2 is d. i just need to know why

Match term definition ellipse a) diagonal cross section of a cylinder circle b) diagonal cross section through the widest part of a sphere sphere c) cross section parallel to the base of a cone great circle d) shape created when a semi-circle is rotated around the y-axis triangle e) perpendicular cross section of a cone

After watching the video "zinc strip in copper nitrate solution", and reading the instructions, click on the link labeled "start" just below the drawing of the pencil tip. follow the direction to complete the 3x3 grid. answer the below questions for the portion of the activity in which sn(s) is placed in agno3(aq)