Question

Sara rolls a fair dice and flips a fair coin.
What is the probability of obtaining a multiple of 3 and a tail?

Answer 1

Answer:

In early production, first calcium cyanamide was converted into dicyandiamide, which was heated above its melting temperature to produce melamine. Today most industrial manufacturers use urea in the following reaction to produce melamine: 6 (NH2)2CO → C3H6N6 + 6 NH3 + 3 CO.