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15. Write equations to show how carbon dioxide reacts with
Sodium hydroxide solution and st...
Chemistry, 28.04.2021 14:00 anabelleacunamu
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15. Write equations to show how carbon dioxide reacts with
Sodium hydroxide solution and state what would be
observed. (1 mark)
16. Name one process in each case by which the concentration
of carbon (IV) oxide in the atmosphere is
(a) Increased. (1 mark)
(b) Decreased. (1 mark)
21.1
2
17. (a) What is amorphous carbon. (1 mark)
(b) Give examples of amorphous carbon. (2 marks)
(C) State three uses of amorphous carbon. (3 marks)
18. (a) State three physical properties of carbon (IV) oxide.
(3 marks)
(b) State the uses of carbon (IV) oxide. (2 marks)
19. State two physical properties of carbon (II) oxide.
(2 marks)
20. Experiment was set as shown below.
To theβ
Answers: 2
Chemistry, 22.06.2019 04:00
The rules of engagement (roe) working group is often used to (select all that apply.)
Answers: 2
Chemistry, 22.06.2019 05:30
Liv sheldon given the balanced equation for an organic reaction: c2h2 + 2cl2 β c2h2cl4 this reaction is best classified as *
Answers: 1
Chemistry, 22.06.2019 15:30
Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.
Answers: 2
Chemistry, 22.06.2019 22:00
The diagrams to the right show the distribution and arrangement of gas particles in two different containers. according to kinetic-molecular theory, which of the following statements is true? check all that apply. if the temperatures of both containers are equal, container a has greater pressure than container b. if the volume of container a decreased, its pressure would decrease. if the pressure in both containers is equal, container a has a lower temperature than container b.
Answers: 2
Advanced Placement (AP), 02.12.2019 03:31
Mathematics, 02.12.2019 03:31
Mathematics, 02.12.2019 03:31
Mathematics, 02.12.2019 03:31
Mathematics, 02.12.2019 03:31
Mathematics, 02.12.2019 03:31
Mathematics, 02.12.2019 03:31
Mathematics, 02.12.2019 03:31
Mathematics, 02.12.2019 03:31