A 61 g sample of an organic compound was analyzed and found to consist of 18 g carbon, 16 g oxygen, 16 g sulfur, 7 g nitrogen, and 4 g hydrogen. What is the percentage by mass of the elements that compose this compound?

step-by-step explanation:

this excerpt is taken from the book “we shall not be moved : the women’s factory strike of 1909 “ and is written by joan dash. it is the story of the great strike when almost 30thousand women working in factories in america formed a union to fight unsafe working conditions, long working hours and miserable wages.

question: which best states the author’s purpose for including this information in the text?

answer: to challenge the reader’s ideas about a historical event

363 square inches

step-by-step explanation:

surface area of a pyramid is b + 1/2ph

b is the area of the base: 11 x 11 = 121

p is the perimeter of the base: 11 + 11 + 11 + 11 = 44

h is the height of the pyramid: 11

121 + 1/2(44)(11)

121 + 242

363

i believe it’s 165 because if u add 137 and 58 u get 195 and then subtract that from 360 and there’s ur answer