monicahernandep3eizl monicahernandep3eizl
  • 31-01-2018
  • Chemistry
contestada

Help with number 20-22 please

Help with number 2022 please class=

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sharliebittle
sharliebittle sharliebittle
  • 02-02-2018
18. c
19. A
20. decomposition reaction 
21. 4 
22. 0.04%

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