A) sour taste B) sweet taste C) bitter taste
A) a compund that can reversibly change color depending on conditions such as pH B) any compund that increases the number of hydroxide ions when dissolved in water C) any compund that increases the number of hydronium ions when dissolved in water
A) bitter and slippery B) any compund that increases the number of hydroxide ions when dissolved in water C) both answers are correct
A) is a compund that can reversibly change color depending on conditions such as pH B) doesn't change color when an acid or base is added C) is corrosive
A) are corrosive B) changes color when combined with another acid C) are not poisonous
A) never touch, taste, or smell to identify an unknown chemical B) taste an acid to identify it C) use the 5 senses to identify an element
A) an indicator B) an acid C) a base
A) litmus paper B) both answers are correct C) bromthymol blue
A) acids B) indicators C) base
A) join with other water molecules B) they explode C) break apart and form ions in the solution
A) freeze B) produce an electric current C) burn and cool down
A) rare acid ini the world B) most dangerous acid in the world C) is the most widely made industrial chemical in the world
A) to make fertilizers, rubber, and plastics B) in swimming pools C) to make vitamin C
A) are highly exposive B) are red C) conduct electric current
A) have a sour taste B) reacts with metals to produce hydrogen gas C) change the color of an indicator
A) are increased by bases B) form when a hydrogen ion seperates from the acid and bonds with a water molecule C) are used to make soap
|