Use equation
number of moles= sample mass/molar mass
Each step of the food chain in the energy pyramid is called a trophic level. Plants or other photosynthetic organisms (autotrophs) are found on the first trophic level, at the bottom of the pyramid. The next level will be the herbivores, and then the carnivores that eat the herbivores.
Mercury is the smallest and closest plant to the sun
Larger nickel–zinc battery systems have been known for over 100 years. Since 2000, development of a stabilized zinc electrode system has made this technology viable and competitive with other commercially available rechargeable battery systems.
The element that is used as a rat poison and found of the murder mystery is Arsenic.
Hope this helped you!
