2.91 mol Al * ( 26.982 g Al / 1 mol Al) = 78.518 grams
Answer: hello attached below is the complete question
answer :
attached below
Explanation:
Diagram of the all the observed products are attached below
note: through radical mechanism The free radicals are stabilized by resonance
Attached below
Answer:
One atom lf helium has a mass of 4 u
Know that 1 u =1.66. 10-24g
The giant piles of mining waste called tailings. These wastes consists of ground rock and process effluents from a mining plant. These wastes are stored on a surface either in a facility or in the form of piles. Also, sometimes it is stored underground in areas that are mined out.