Part F Based on the model, do you think a fossil can form anywhere on Earth, or does fossil formation
require certain conditions? Explain your answer.

Explain why pure hydrogen cyanide does not conduct electricity, but become a conductor when it is dissolved in water? (at room temp, pure hcn exists as a volatile liquid)

Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change

How do you lengthen a pattern piece? (family and consumer science, sewing)