(b) X-ray beam of wavelength 2.9 Å is diffracted from the plane of cubic crystal. The first order
diffraction is obtained at angle 35º. Calculate the
spacing between the planes. (Ans: 2.52 * 10-10m)

Hurry 100 points consider the speakers in "the raven" and the speaker in "the song of wandering aengus."write two paragraphs to compare and contrast the voice in these two poems. how does the poet give the speaker in each poem a distinctive voice? what effect does this voice have in each poem?

Need the answer asap! read the sentence from the declaration of independence. which idea does this sentence best to develop ? that whenever any form of government becomes destructive of those ends, it is the right of the people to alter or abolish it, and to institute new government a) governments ultimately have the power to determine what rights the people have. b) revolting against the government should not be taken lightly. c) the colonists should seperate from great britain and create their own government. d) it is self evident that people have inalienable rights

Could someone me with this question?