What makes a particle unstable

Com que finalidade o papa leão x estabeleceu a venda de indulgencias?

Read the following excerpt from franklin d. roosevelt’s “day of infamy” speech. which line reveals the purpose of the speech?

This term, coined by john o’sullivan in 1939, represented the belief that god had preordained the u. s. to settle the whole continent and spread its influence and culture there a.) women’s suffrage b.) the industrial age c.) manifest destiny d.) the abolition movement