Propenoic acid is an unsaturated carboxylic acid. Describe how you could show that it is an unsaturated compound giving details of the test and the result.

iron and sleel

make siroeel

answer; i believe that the correct answer is (a) potassium(k)

the number of protons in the nucleus of a given element. has slight luster and conducts electricity at high temperatures like metal.but like a nonmetal,boron is brittle and does not conduct electricity well at low temperatures. in graphite, carbon is a soft,brittle solid.it is reflective,ductile,or malleable.

answer; capital earns interest; entrepreneurship receives a profit or incurs a loss;