Conjugated dienes react with radicals by both 1,2 and 1,4 addition. Write a detailed mechanism to account for this fact using the hydrogen peroxide-promoted addition of one molar equivalent of HBr to 1,3-butadiene as an illustration.

Asample contains 16.75 g of the radioisotope u-236 and 50.25 g of its daughter isotope, th-232. how long did it take for decay to take place if one half-life of u-236 is 23 million years? 46 million years 69 million years 92 million years 115 million years

What is the formula for calcium iodide

Llama have 74 chromosomes how many chromosomes will they be found in their gametes explain how you know