Laboratory apparatus
chemistry equipment - and reading scales
Reading scales.
Question 1.
The piece of apparatus shown contains hydrochloric acid.
(ii) What volume of hydrochloric acid is in the apparatus?
⇓ ANSWERS BELOW IF YOU HIGHLIGHT THE SPACE ⇓
measuring cyclinder
44 cm 3
Question 2.
The student used a thermometer to measure the temperature rise.
The diagrams show the thermometer readings before and after adding the metal.
Use the diagrams to complete the table.
⇓ ANSWERS BELOW IF YOU HIGHLIGHT THE SPACE ⇓
M1 22.4; M2 17.7; M3 4.7
18.7 AND 26.8 GIVING A RISE OF 8.1 °C
Question 3.
The diagram shows the burette readings in one experiment before
and after adding the acid.
to the nearest 0.05 cm 3.
⇓ ANSWERS BELOW IF YOU HIGHLIGHT THE SPACE ⇓
(after) 22.60
(before) 2.75
(added) 19.85D 26.8 GIVING A RISE OF 8.1 °C
Question 4.
The diagrams show the thermometer readings at the start and at the end of one of the experiments.
Temperature at start ……………………………………….. °C
Temperature at end ………………………………………… °C
Temperature rise ……………………………………….. °C
⇓ ANSWERS BELOW IF YOU HIGHLIGHT THE SPACE ⇓
18.7 AND 26.8 GIVING A RISE OF 8.1 °C
