N(Cu) = 7.8x10^21/6.02x10^23
n(Cu)=0.013moles of copper
Answer:
Circle Any 3 Red Spheres
Explanation:
All of these atoms are Carbon (C), as diamond is a network solid composed entirely of Carbon. They are all the same.
Answer:
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1. C. Linus Pauling
2. C. chemistry
3. A. atom
4. D. protons, neutrons and electrons
5. B. positively
6. A. negatively
7. C. uncharged
8. D. carries a charge
9. C. Au
10. D. protons in the nucleus
11. A. atoms
12. B. the pull of gravity on matter
13. C. protons
14. C. 112
15. C. symbols
16. D. compounds
17. C. sodium chloride salt
18. C. solids, liquids, and gases
19. A. the gaseous state
20. C. a number and a unit
21. B. the weight of an object
22. D. 1,000
23. C. 100
24. B. uncertain
25. D. 4
26. A. 1
27.C. 2.26 x 102
28. C. 5 x 10-3
29. C. atomic number
30. A. 5 g/cm3
31. D. temperature
32. C. meter
33. B. 2.2
Answer:
1. the end result of meiosis is haploid daughter cells with chromosomal combinations different from those originally present in the parent.
2. Prophase, metaphase, and telophase
