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
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
feels slippery
Identify the common household item that is acidic.(1 point)
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
calcium carbonate