If an experiment requires each student to dissolve 1.75 x 104 mg of NaCl in a beaker of H2O, and there are only 602.5 grams of NaCl, how many students can complete the lab? (attach your work to the question at the end of the quiz) help me out please :(( pls work it out

Read these lines from "an open boat" and answer the question. an open boat by alfred noyes see - quick - by that flash, where the bitter foam tosses,
 the cloud of white faces, in the black open boat,
 which of the end rhymes below matches the one in the last line of the excerpt? “he’s living, i know. but he’s numbed with the cold.” “and there are no voices or ghosts in that darkness.” “and wraps her loose hair round his breast and his throat.” “come. loosen your fingers. – o god, let me keep him! ”

Which two elements does this excerpt from a christmas carol by charles dickens contain? "a small matter," said the ghost, “to make these silly folks so full of gratitude." "small! " echoed scrooge. the spirit signed to him to listen to the two apprentices, who were pouring out their hearts in praise of fezziwig: and when he had done so, said, "why! is it not? he has spent but a few pounds of your mortal money: three or four perhaps. is that so much that he deserves this praise? " "it isn’t that," said scrooge, heated by the remark, and speaking unconsciously like his former, not his latter, self. "it isn't that, spirit. he has the power to render us happy or unhappy; to make our service light or burdensome; a pleasure or a toil. say that his power lies in words and looks; in things so slight and insignificant that it is impossible to add and count ’em up: what then? the happiness he gives, is quite as great as if it cost a fortune." he felt the spirit's glance, and stopped. "what is the matter? " asked the ghost. "nothing particular," said scrooge. "something, i think? " the ghost insisted. "no," said scrooge, "no. i should like to be able to say a word or two to my clerk just now. that's all."

What is the main source of irony in this poem? -the idea that winning is really losing -the idea that failures hold success in higher esteem than those who are successful -the idea that dying is winning