Which of the following is the greatest mass? select one:

a. 1.000 × 10-8 mg
b. 1.000 × 10-4 kg
c. 1000 μg
d. 1.000 × 10-2 cg

Esign techniques and materials that reduce the negative environmental impact of a structure are referred to as

13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.

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.