19. What is the new volume of a solution that is created when 4.2 mL of a 9.1 M NaOH stock solution is diluted to a concentration of 2.8 M? (M1V1 = M2V2 ) A) 6.0 mL
B) 7.38 mL
C) 10.1 mL
D) 13.65 mL

If the element whose electric configuration ends in the d sublevel, the element is calssified as? a.inner transition b.noble gases c.representative d. transition

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

Which statement is actually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.