How do you determine the molar mass of Al2(CO3)2 using the periodic table? Group of answer choices

Add up the mass of aluminum, carbon and oxygen

Add up the mass of aluminum x 2, carbon, and oxygen x 3

Add up the mass of aluminum x 2, carbon x 2 and oxygen x 3

Add up the mass of aluminum x 2, carbon x 2 and oxygen x 6

How have the greenhouse gasses increased from the year 2000 to 2018

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.

Amap that uses a range of colors and shading to represent the elevation, depth, or landscape of specific features on earth is a/an map.