Homework Ph Chemistry Worksheet

Homework 1

Q1a). Describe how you could test the pH of a solution and obtain its pH value.

b) What colours do acids turn universal indicator?

c) What range of pH values can be shown by acids?

d) What colours do alkalis turn universal indicator?

e) What range of values can be shown by alkalis?

f) What colour do neutral solutions turn universal indicator?

g) What is the pH value of a neutral solution?

Q2a) As a homework exercise, pupils were asked to find the pH values of a

number of substances. Present this information as a bar graph.

HOUSEHOLD SUBSTANCE

pH VALUE

drain cleaner

coca-cola

milk

window cleaner

washing up liquid

b) Which of these substances is the least alkaline?

c) Which of these substances is the most acidic?

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