Carbon tetrachloride reacts with oxygen at high temperatures to produce chlorine and carbonyl chloride. 2 CC148) + O2(g) – 2 COC12(g) + 2 Cl2(g)
K = 1.9 x 10'
What is K, for the following:
COC12(g) + Cl2(8) CCla(g) + /2O2(g)

Which statement describes both homogeneous mixtures and heterogeneous mixtures?

Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.

Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?