Calculate the percent by mass of potassium nitrate in a solution made from 45.0 g KNO3 and 295 mL of water at 25 degrees Celsius. At this temperature, the density of water is 0997g/mL. A. 0.0468 M
B. 0.551 M
C. 0.214 M
D. 0.0311 M
E. 0.138 M

Which is true of transition metals when moving from left to right on the periodic table? the d sublevels are not filled across the period. the cation radii become larger across the period. atomic radii increase slightly and then start to decrease. atomic radii decrease slightly and then start to increase. o

Determine the mass of fuel required for the expected energy consumption in the united states for the next ten years. energy use per person per year in the united states = 3.5 x 1011joules base calculations on current population of 310,000,000.

What is the value of keq for the reaction expressed in scientific notation