Aluminum is 26.982 grams per mole, so 26.982/19.9 will give you the moles 1.3558794
4 grams , mass cannot be created or destroyed. it has to be the same on both sides of the equation
Answer:
b
Explanation:
Atom is the smallest particle of an element
A. True
Because Each element is made up of unique type of atom that has very specific properties
Answer:
B.
Explanation:
When we say "biosphere", we're referring to the atmosphere, geosphere, lithosphere and hydrosphere, and everything in them. You've probably heard of these in class as the "pillars of Earth" or the "pillars of our planet". In other words, when we talk about biosphere we're talking about life.
Organic compounds are all of the compounds that contain carbon, C, in them. You might know that CHNOPS* are the "7 molecules of life", and you might have noticed that Carbon stands first in the list, and that's not because it makes up a mnemonic, Carbon is indeed the most important one in many ways.
*Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus and Sulfur.
Hope it helped,
BiologiaMagister
