A 60.0 mL sample of nitrogen is warmed from 350 K to 400 K. Find its new volume if the pressure remains constant. 0.0145 ml
52.50 ml
0.0191 ml
68.57 ml
yes

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

Connect the whole numbers on the periodic table to indicate what they represent?

As we move from left to right across the periodic table, what is the general trend? a) atomic radii increase. b) electronegavitiy decreases. c) nuclear shielding increases. d) metallic character decreases.