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CHEM0705010
Which of the following are weak acid?
CHEM0705020
Which of the following statements are true for all strong acids in aqueous solutions?
CHEM0705030
0.5 mol of each of the following compounds was dissolved completely in 1dm³ of water. Which of the solutions would have the lowest pH value?
CHEM0705040
The pH value of 1mol dm⁻³ ethanoic acid, CH₃COOH is higher than the pH value of 1 mol dm⁻³ sulphuric acid, H₂SO₄. This is because the ethanoic acid
CHEM0705050
Which of the following facts is correct about the acids?
CHEM0705060
What is the colour of methyl orange/red in acid?
CHEM0705070
What is the colour of phenolphthalein in alkali?
CHEM0705080
What is the colour of bromothymol blue in acid?
CHEM0705090
Why is ammonia solution a weak alkali?
CHEM0705100
The figure above shows two aqueous solutions. Which of the following statements is true about the solutions?