Rates Of Reaction

Question 1

Step 1

Answer 1

Add sodium thiosulfate into the test tube up to 40cm^3 and draw a cross on some paper with pencil and place it under a beaker

Question 2

Step 2

Answer 2

Put the sodium thiosulfate into a beaker

Question 3

Step 3

Answer 3

Measure out 10cm^3 of the acid

Question 4

Step 4

Answer 4

add the acid to the sodium thiosulfate and instantly start a timer

Question 5

Step 5

Answer 5

Swirl it once or twice to mix it

Question 6

Step 6

Answer 6

Observe the solution from above

Question 7

Step 7

Answer 7

Stop the timer when the solution is too cloudy to see the cross through it

Question 8

Step 8

Answer 8

Repeat but with lower concentration and different proportions of sodium thiosulfate