2. Which of the following solution contains more salt?
A. 3M
B. 1M
C. 0.5M
D. 0.25M

9. write the chemical equation for the following word equations. include symbols for physical states in the equation. a. solid zinc sulfide + oxygen gas -> solid zinc oxide + sulfur dioxide gas b. aqueous hydrochloric acid + aqueous barium hydroxide -> aqueous barium chloride + water

Needthe meter is the standard unit for: 1) height 2) length 3) weight 4) mass

Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?