Which of the following statements about gravity is true? A. All objects that have mass are attracted to one another by gravity.
B. Gravity is the same between all objects on Earth.
C. Only celestial objects like planets and suns have gravity.
D. Gravity increases the farther you go from an object.

Which statements are true about electrolysis? check all that apply. electrolysis requires an acid be present. electrolysis is described by two half-reactions. electrolysis is not an industrial process. electrolysis results in commercially valuable products. electrolysis involves the transfer of electrons. reduction results in the loss of electrons. oxidation results in the loss of electrons.

Based on the equation and the information in the table, what is the enthalpy of the reaction?

Which of the following warnings would an agricultural chemist tell a farmer who wants to recycle his or her own ammonia? recycling ammonia is a difficult process that sometimes takes weeks. recycling ammonia requires a degree in biochemistry or a related field. recycling ammonia can be harmful because it is highly flammable and toxic. recycling ammonia costs too much money considering the price of the necessary chemicals.