Which of the following factors does not affect a reaction rate?

a. pressure

b. temperature

c. time

d. surface area

The symbol of the period five element that is a member of the pnicitides family

How many protons and neutrons are in one atom of / begin{matrix}30//14/end{matrix} 30 14 si?

Which statement describes a difference between a jellyfish and a frog? A jellyfish lacks vertebrae, whereas a frog has a spinal cord. A jellyfish cannot reproduce sexually, but a frog can.

Mixing a cocktail is it a physical or chemical change

Reaction of (r) - 2-chloro-4-methylhexane with excess nai in acetone gives racemic 2-iodo-4-methylhexane. what is the explanation that best describes this transformation?

If joey ran 28 meters in 4 seconds, then his velocity was m/s

We have seen that ions in aqueous solution are stabilized by the attractions between the ions and the water molecules. Why then do some pairs of ions in solution form precipitates?

Does (NH4) 2SO4 and AgNO3 form precipitate

Compare the electron-dot formulas of CH4 and H2O. Why do these molecules have approximately the same bond angles but different molecular shape?

Water learned in science class that different substances release heat at different rates. He decides to test this. At home, Walter turns the oven to 200°F.