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Aqueous lead(II) nitrate and aqueous potassium iodide are added to a dish containing water, as
shown
yellow precipitate
aqueous potassium iodide
aqueous lead(11) nitrate
3 In w
A yellow precipitate forms after a few minutes.
Which process occurs before the precipitate forms?
A diffusion
B
distillation
С
fermentation
D
filtration

One or more substances changing into one or more substances is an example of a

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.

Think about how you can use le chatelier’s principle to find possible solutions to the design problem. describe at least two ways to increase the yield (amount) of ammonia based on this principle.