Multiple Choice
Bases are substances that increase the hydroxide ion concentration in aqueous solution.Why does ammonia (NH3) ,which does not contain a hydroxide group,act as a base?
A) Ammonia acts as a base only in the presence of hydroxide ion-containing compounds
B) Ammonia molecules remove protons from water molecules,forming hydroxide ions
C) Ammonia molecules donate protons to water molecules,forming hydroxide ions
D) Ammonia acts as a base only in the presence of very strong acids
Correct Answer:
Verified
Correct Answer:
Verified
Q59: Which substance has the highest pH?<br>A)Orange juice<br>B)Rain<br>C)A
Q60: How many joules are required to
Q61: Which is the best representation showing a
Q62: Which is not a form of chlorine
Q63: Water has one of the highest specific
Q65: What percentage of Earth's water is in
Q66: Which compounds are not soluble in water
Q67: Which statement is not true?<br>A)In forming a
Q68: When the _ molecules of ethanol,C<sub>2</sub>H<sub>5</sub>OH,are added
Q69: Which of these is not a trihalomethane?<br>A)CHCl<sub>3</sub><br>B)CH<sub>3</sub>Cl<br>C)CHF<sub>3</sub><br>D)CHBr<sub>2</sub>Cl