The "Land Bridge Theory" is helpful in explaining which of these situations? A) how mountains are formed by water B) how the Americas were populated from Asia C) how the continents broke apart millions of years ago Eliminate D) how Europeans were able to make colonies in North America

A32 year old immigrant from a patriarchal country is giving birth. as she is delivering the baby, she tearfully confesses to her doctor that this is her 4th child and she simply cannot handle any more children. she tells the doctor that her husband refuses to use contraception or allow her to, and she begs her doctor to tie her tubes and not tell her husband. the doctor complies. was hipaa violated? why or why not?

For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.

What is the area in square meters of 448 g ai foil that has a thickness of 23921 nm? the density is 2.70 g/cm