Which of the following are not conditions for producing work?

In a laboratory, nakisha mixes sodium hydroxide solution with an indicator called phenolphthalein. when combined, they create a pink solution. nakisha wonders if mixing other solutions with phenolphthalein will also create this pink color. how could she use the scientific inquiry process to explore it further?

Disney, viacom and aol time warner are examples of

Which statement best explains why the overall charge on an atom is zero?