State your claim. Make sure your claim fully explains how light waves produce the colors we see in the sky,

Which statement describes both homogeneous mixtures and heterogeneous mixtures?

How much energy is made when a pice of wood burns. how do you know

At a certain temperature the rate of this reaction is first order in hi with a rate constant of : 0.0632s2hig=h2g+i2g suppose a vessel contains hi at a concentration of 1.28m . calculate how long it takes for the concentration of hi to decrease to 17.0% of its initial value. you may assume no other reaction is important. round your answer to 2 significant digits.