The reaction below has an equilibrium constant kp=2.2*106 at 298 k. 2cof2 (g) ⇌co2 (g) + cf4 (g) calculate kp for the reaction below. cof2 (g) ⇌12co2 (g) + 12cf4 (g)

Erica is working in the lab. She wants to remove the fine dust particles suspended in a sample of oli. What method is she most likely to use?

Carbon has two naturally occurring isotopes: C-12 (natural abundance is 98.93%) and C-13 (natural abundance is 1.07%). How many C-13 atoms are present, on average, in a 30000-atom sample of carbon?

Members of a species can mate with each other and produce gene pools. O B . fertile offspring. O C. variations. o D. adaptations.

A hydrate of CuSO4 has a mass of 12.98 g before heating. After heating, the mass of the anhydrous compound is found to be 9.70 g. Explain how you would determine the formula of the hydrate and then write out the full name of the hydrate.

What can you see on the surface of the bond paper?

In this reaction, what is the substance oxidized? zn (s) + 2 hcl (aq) → zncl2 (aq) + h2 (g) zinc chloride chlorine hydrogen zn oxygen

Which best compares and contrasts how john newlands and dmitri mendeleev organized elements? both newlands and mendeleev arranged elements according to their chemical properties, but only newlands used atomic mass as well.

Halle la cantidad de protones, si el número de masa es 94 y el número de neutrones es 37. a) 40 b) 57 c) 60 d) 70 e) 131

Which equation is associated with the first ionization of sodium? A. Na (g) - Na + (g) + e- B. Na (s) - Na + (g) + e- C. Na (g) Na - (g) + e- D. Na (g) + e - Na - (g)

The pressure in an automobile tire filled with air is 245.0 kPa. If Po2 = 51.3 kPa, Pco2 = 0.10 kPa, and P-others = 2.3 kPa, what is Pn2?