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Chemistry Quiz 9 (25 MCQs)

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1. Catenation in carbon compounds means

2. Which example is not matter

3. A substance that consists of only one type of atom

4. Name the quantity being measured below:0.035 K

5. What is the unit for molar mass?

6. _____ is the branch of chemistry that would study enzymes used in the digestion of food.

7. The smallest particle of an element that shows all the properties of that element.

8. The periodic table is arranged by

9. Which reaction occurs via a free-radical mechanism?

10. The mass of $ one\ MOLE$ of a substance is called _____

11. You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?

12. How many known natural silicates are in the world?

13. Unsaturated fats such as oils can be hardened by which type of reaction?

14. The pH of milk is 6.4. Based on this information, which of the following statements best describes milk?

15. A mixture in which substances are not evenly mixed

16. A material used for electrical wiring would need to be a good _____

17. Moles of CH4 & 0.5 moles of SO2 gases have equal:

18. Which of the following solutions exactly neutralises 25.0 cm3 of 0.05 mol dm-3 barium hydroxide solution?

19. Which factors increase the rate of a reaction?

20. Which list has the types of mixtures ordered from largest particle size to smallest?

21. What is the name of the ester formed when CH3CH2COOH and CH3OH react together?

22. The metals of Group 1 are commonly called the

23. The molecular formula for Heptane is

24. A _____ is like a recipe for a chemical substance.

25. The mass of $ CO_2$ is $ 44g$ . Then the molar mass of $ 1\ mole$ of $ CO_2$ will be:

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Chemistry Quiz 9 (25 MCQs)

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