Which element is most likely to have an oxidation number of +1? O A. 1
B. Ar
Ос. К
D. Be

In 1980, alfa romeo introduced the first system to smooth a rough idle caused by ignition and camshaft timing changes.

Determine the maximum r-value of the polar equation r =3+3 cos 0

Oxygen undergoes an isentropic expansion from 120 degree c and 280 kpa absolute to 140 kpa absolute. determine the final temperature of the oxygen and the amount of work per kg of o_2 produced in the process if it is adiabatic.