3. Write Use the space below or write on a piece of paper. What do you think causes these sparks to form? Write about a time that
you saw sparks, and try to identify the conditions that caused
the sparks.

Consider the following system at equilibrium. caco3(s) ca2+(aq) + co32–(aq) the addition of which compound will cause a shift in equilibrium because of a common ion effect? ccl4 co2 cuso4 na2co3

Which of the following is not a true statement about dwarf planets? a the kuiper belt contains comets, asteroids, and dwarf planets. b ceres is a dwarf planet located in the kuiper belt. c the largest known dwarf planet in the solar system is named eris.

What is the main reason why some developing countries fear the increase the free trade policies around the world?