Chemistry, 09.04.2021 19:30 KekePonds1021
Influenced by a lower
2.3 A survey was carried out a local school. The findings of the survey detailing the nutritional content of
the learners breakfasts and the learners' concentration spans are given in the table below.
SUGAR
LEARNER
NAME
CONCENTRATION
SPAN
PROTEIN
CARBOHYDRATES
%
Jamie
1 hour
65
15
20
Sipho
5
3 hours
75
20
Stefan
65
30 minutes
5
30
Thembi
20
2 1/2hours
40
40
Benny
0
4 hours
85
15
Daily, nutritional content
Meerne breaerasest and the learners'?
centration Spans.
(2)
2.3.1 Provide a hypothesis fg the above investigation
2.3.2 What advice would you give to Jamie in order to improve his concentration
span at school?
2.3.3 State THREE planning steps for this investigation.
(2)
(3)
2.4
Discuss the special case of water in terms of its structure and properties.
(10)
2.5
Tabulate TWO differences between lonic bonds and Covalent bonds
(5)
Answers: 1
Chemistry, 22.06.2019 02:50
Consider the equilibrium system: 2icl(s) ⇄ i2(s) + cl2(g) which of the following changes will increase the total amount of of cl2 that can be produced? all of the listed answers are correct decreasing the volume of the container removing the cl2 as it is formed adding more icl(s) removing some of the i2(s)
Answers: 1
Chemistry, 22.06.2019 03:00
About 70 percent of the earth's surface is water-covered, and about 96.5 percent of all earth's water is salt water. identify the watery feature on earth that is made of freshwater rather than salt water. a) bay b) glacier c) ocean d) sea it is not incomplete this is the true question
Answers: 1
Chemistry, 22.06.2019 04:30
Use the drop-down menus to answer each question. which runner finished the 100 m race in the least amount of time? which runner stopped running for a few seconds during the race? at what distance did anastasia overtake chloe in the race?
Answers: 1
Influenced by a lower
2.3 A survey was carried out a local school. The findings of the survey detai...
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