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Acids, bases and salt

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128
A first-aid manual suggests that vinegar should be used to treat wasp stings and baking so...
By Deepak Rock, 4 years ago
replies 1
0
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147
Solution A turns universal indicator blue to purple whereas solution B turns universal ind...
By Deepak Rock, 4 years ago
replies 1
0
1
137
Here are some results of solutions tested with universal indicator paper: Sulphuric acid: ...
By Deepak Rock, 4 years ago
replies 1
0
1
96
Potatoes grow well on Anhad’s farm which has soil with a pH of 5.5. An had decided to add ...
By Deepak Rock, 4 years ago
replies 1
0
1
126
The pH values of five solutions A, B, C, D and E are given below: A 1 B 5 C 7 D 11 E 13 Wh...
By Deepak Rock, 4 years ago
replies 1
0
1
132
Which of the following elements would form oxides which would indicate pH values less than...
By Deepak Rock, 4 years ago
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0
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124
A milkman adds a very small amount of baking soda to fresh milk. (a) Why does he shift the...
By Deepak Rock, 4 years ago
replies 1
0
1
119
What effect does the concentration of H^+ (aq) ions have on the nature of a solution? (b) ...
By Deepak Rock, 4 years ago
replies 1
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138
What happens when zinc granules are heated with sodium hydroxide solution? Write equation ...
By Deepak Rock, 4 years ago
replies 1
0
1
132
Define an acid and a base. Give two examples of each. (b) Give the names and formulae of t...
By Deepak Rock, 4 years ago
replies 1
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