scyth3 Asked: December 2022 problem 3 what is the percent by mass if 80g copper is added to enough zinc to produce 100g an alloy
scyth3 Asked: December 2022 13) Given the sets: A= {1, 3, 4, 5} and B = {2,4,5,6}. What is AUB? a. {4,5}b. {2,3,4,5,6}c.
scyth3 Asked: December 2022 x belongs to W and x> 5 then the elements of set J are a. (5, 4, 3, 2, 1,0}b. (5,
scyth3 Asked: December 2022 15) Given the sets: A = {e. f, g, h, i} and B = {g,i,v,e} What is AUB? a. (e,
scyth3 Asked: December 2022 17) If U = (red, blue, green, yellow, purple) and A = (red, blue). What is A? a.
scyth3 Asked: December 2022 19) Which of the following is not always true? a. AUB=BUA b. A-B=B-A c.AUB=B n A d. None of