Lila tests the pH of 4 solutions. Which solution should she identify as being a base?
SOLUTION pH
A 2
B 5
C 7
D 9(1 point)
Responses
Solution C
Solution C
Solution D
Solution D
Solution B
Solution B
Solution A
Solution A
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9 answers
Solution D
What is formed when a hydrogen ion interacts with a water molecule?(1 point)
Responses
hydronium ion
hydronium ion
base
base
salt
salt
hydroxide ion
hydroxide ion
Responses
hydronium ion
hydronium ion
base
base
salt
salt
hydroxide ion
hydroxide ion
hydronium ion
Which of the following is a property of bases?(1 point)
Responses
pH less than 7
pH less than 7
feels slippery
feels slippery
sour taste
sour taste
releases hydrogen ions in water
Responses
pH less than 7
pH less than 7
feels slippery
feels slippery
sour taste
sour taste
releases hydrogen ions in water
feels slippery
Identify the common household item that is acidic.(1 point)
Responses
baking soda
baking soda
vinegar
vinegar
detergent
detergent
shampoo
Responses
baking soda
baking soda
vinegar
vinegar
detergent
detergent
shampoo
vinegar
Which of the following items is a salt?(1 point)
Responses
calcium carbonate
calcium carbonate
carbonic acid
carbonic acid
antacid
antacid
sodium hydroxide
Responses
calcium carbonate
calcium carbonate
carbonic acid
carbonic acid
antacid
antacid
sodium hydroxide
calcium carbonate