A mixture is different from a compound because each substance in a mixture a. retains its own properties. c. forms an ion. b. changes its electric charge. d. changes from a solid to a liquid.

In which aqueous solution will the most ZnS dissolve?

What are the chemical components of a dna molecule?

Tell Whether or not each equation is balanced mark A if you think it is correct mark B if you think it is not balanced 1) 2Fe (OH) 3 → Fe2O3 + 3H20 2) 2Al (OH) 3→ Al2O3 + 3 H2O

Which force created a fault-block mountain? compression shearing subduction tension

What type of extinguisher is filled with a fine powder

Where does transcription happen? why is it only in this location?

True or false during decomposition nitrogen gas is changed into nitrogen compounds

Which of the following is a suggested practice to invite families to participate in decision-making and goal-setting for their child? A. Advocacy events B. Take-home backpacks C. Family/teacher conference D. Weekly newsletters

TRUE OR FALSE A stable mixture of two or more mixable substances is called an emulsion

A chemical engineer is developing a process for producing a new chemical. One step in the process involves allowing a solution of potassium hydroxide to react with a solid. Which action would most likely increase the reaction rate for this step?