Lanthanum(iii) chloride dissolves in water according to: lacl3(s) → la3+(aq) + 3 cl-(aq). What is the boiling point of the solution when 0. 2453 g of lacl3 (molar mass 245. 3 g/mol) is dissolved in 10. 0 g of h2o? (kb of water is 0. 512 oc/m. ).

Has anyone here taken the orela elementary education subtest 2 (103)? if so can you link me videos, practice tests, or methods on what you did to pass it?

Berikan satu kepentingan terhadap komposisi udara di atmosfera bumi

Afish fossil is found in a rock. a foot bone and tooth are found in an older layer of the same rock. what can scientists learn from the rock? a) the area changed from land to water. b) the area changed from water to land. c) the area has always been land. d) the area was once an ocean.