Problem(use sci notation) convert the following 1.57mm -> km
2.59m->mm
3.65cm->km
4.0.000056mm->m

2.59=2.59000

3.65=3.7km

1.57=1.6

Explanation:

you just have to round off

halogen, any of the six nonmetallic elements that constitute group 17 (group viia) of the periodic table. the halogen elements are fluorine (f), chlorine (cl), bromine (br), iodine (i), astatine (at), and tennessine (ts).

answer; atp and nadph;