6.B0 Which of the following bonds are polar? Identify the negative and post
nos are polar? Identify the negative and positive ends of each bond by using d- and d
(a) O-B.
(b) N-H
d p-o
(DC-S
(6) C-li

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here

Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.

Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt