Table is repeated below.
Table
Mass of potato at start in grams
7.94
<...
Biology, 04.03.2021 01:10 angeladominguezgarci
Table is repeated below.
Table
Mass of potato at start in grams
7.94
7.95
7.96
7.93
7.93
7.95
Mass of potato after 24 hours in grams
10.14
9.10
8.21
7.53
7.18
7.00
Concentration of sugar solution
in mol/dm
0.0
0.1
0.2
0.3
0.4
0.5
Change in mass in grams
2.20
1.15
0.25
-0.40
-0.75
-0.95
01.5 Calculate the percentage change in mass for the potato in 0.2 mol/dm' sugar solution.
Use Table 1
Use the equation:
change in mass
percentage change in mass = mass of potato at start x 100
Give your answer to 3 significant figures.
[3 marks]
Answers: 3
Biology, 21.06.2019 20:00
What type of specimens where you able to see under each of the microscopes in the microscope activity
Answers: 1
Biology, 22.06.2019 10:30
Coral have a symbiotic relationship with what in order to eat?
Answers: 2
Biology, 22.06.2019 11:30
Which of the following statements is true about the relationship between genetic variation and natural selection? a. genetic variation must be present in a population before natural selection can act on it. b. genetic variation arises in a population as a result of natural selection. c. natural selection can act on a population whether there is genetic variation within the population or not. d. after natural selection acts on a population, the amount of genetic variation in the population always increases.
Answers: 1
Biology, 22.06.2019 21:30
Look at the inheritance patterns. what do you notice? can a single offspring inherit both chromosomes from one parent?
Answers: 2
Social Studies, 07.02.2022 14:00
Chemistry, 07.02.2022 14:00
Physics, 07.02.2022 14:00
Mathematics, 07.02.2022 14:00
Mathematics, 07.02.2022 14:00
Mathematics, 07.02.2022 14:00
English, 07.02.2022 14:00
English, 07.02.2022 14:00
Physics, 07.02.2022 14:00
Mathematics, 07.02.2022 14:00
Geography, 07.02.2022 14:00
English, 07.02.2022 14:00