Which of these is the balanced equation for this reaction?
a) as + naoh → na aso, +h,
b) as + 3naoh → na aso, +h,
c) as + 3naoh → na aso, + 3h,
d) 2as +6naoh → 2na aso, + 3h,

Apart of the periodic table is shown. a portion of the sixteenth and seventeenth columns of the periodic table is shown. column 16 reads eight oxygen, 16 sulfur, and 34 selenium. column 17 reads nine flourine, 17 chlorine, and 35 bromine. which of the following elements is less reactive than the others? bromine (br) oxygen (o) selenium (se) sulfur (s)

What occurs to the cell during mitosis

Brendan made a diagram to compare and contrast the benefits of two types of social behavior. which description belongs in the area marked "z"? reproductionprotectionforaginghydrodynamic efficiency