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
1.Wear a laboratory garment and wellbeing goggles to secure your face and body
- Take mind while conveying hardware
- Tie long hair back
- Dependably leave a Bunsen burner on the security fire (yellow) when it is not being used
- Don't wear counterfeit nails as they are profoundly combustible
- Do the test on a reasonable work area with nothing on it
- Never take a seat while doing an analysis in the event that something spills would you be able to can't escape the route in time and it goes on you, causing you hurt
- Tidy up everything suitably when teh explore is finished
- Be mindful so as not to touch or get as of late warmed protests as they might be hot
- Don't defile substances
2.Triangle with exclamation point means General Warning
Triangle with a flame means Highly Flammable
Triangle with a zig zag arrow pointing down means Hgh Voltage
The spacing is 14.4 nm (nanometers).
It is 14.4 * 10^(-9) m
And 1 mm = 1 * 10^(-3) m
14.4 nm * 105 = 1,512 nm = 1.512 micrometers = 0.001512 mm
Or : 1.512 * 10^(-3) mm
Answer: The total width of crystal is 0.001512 mm.
did it hurt when you fell from heaven ;)
Answer:
kilopascal, torr, and atmosphere
Explanation: