Calculate the standard enthalpy of Si(s) + 2F2(g) > SiF4(g)

What type of solution is formed if 10 g of kclo3 are dissolved in 100g of water at 30

Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.

Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude