Use the information to answer Activity A and Activity B. A science class has been researching early models of the solar system and have been asked to create the current view of the solar system. Complete each of the 2 activities for this Task. Activity 1 of 2 Which model BEST represents the current view of the solar system? A. image B. image C. image D. image Activity 2 of 2 Explain and justify your response.

Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant

As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit

Identify the lewis acid in this balanced equation: ag+ + 2nh3 -> ag(nh3)2+a. ag+b. nh3c. ag(nh3)2+