MODEL WORKSHEET For each element draw the inner electrons blue & the valence (outer) electrons red.
The circles represent possible electron shells.
Sodium (Na)
Aluminum (AD
Carbon (C)
Silicon (Si)
Oxygen (0)
Chlorine (CI)
Durine (F)
Phosphorus (P)
Lithium (Li)

Ariver current has a velocity of 5km/h relative to the shore, and a boat moves in the same direction as the current at 5 km/h relative to the river. how can the velocity of the boat relative to the shore be calculated?

When using the ideal gas law constant 0.0821, what unit is used for volume? a) galloonb) ouncec) milliliterd) liter

[08.05] which answer provides the correct name for name the following hydrocarbon? (2 points) moving left to right: a hydrocarbon chain made of a methyl group (ch subscript three) single bond carbon triple bond carbon single bond ch bonded to a methyl group (ch subscript three) and a chain including a methelyne group (ch subscript two) single bond methyl group (ch subscript three). 4-ethyl-2-pentyne 4-methyl-2-hexyne 2-heptyne 4-methy-hexane