Chemistry, 14.12.2020 20:40, jimennacastillo15
The sun is made of plasma (super-heated gas), which is easily compressed by gravitational forces. What process
counteracts gravity in the sun?
A Nuclear radiation pressure
B Gravity
C Hydrogen and oxygen bonding to form water
D Nucleic acid
E Helium splitting to form Hydrogen
Answers: 1
Chemistry, 22.06.2019 13:10, kellinvagneur
Which electron configuration represents the electrons in an atom of sodium in the ground state at stp
Answers: 1
Chemistry, 22.06.2019 19:50, jakaylathomas11
A2.5% (by mass) solution concentration signifies that there is a 2.5 % (by mass) solution concentration signifies that there is blank of solute in every 100 g of solution. of solute in every 100 g of solution
Answers: 3
Chemistry, 22.06.2019 20:40, ohgeezy
Select the correct value for the indicated bond angle in each of the compounds. o−o−oo−o−o angle of o3 90° 109.5° < 109.5° 120° < 120° 180° f−b−ff−b−f angle of bf3 180° < 109.5° < 120° 120° 109.5° 90° f−o−ff−o−f angle of of2 < 120° 120° 90° 109.5° 180° < 109.5° cl−be−clcl−be−cl angle of becl2 90° 109.5° 180° 120° < 109.5° < 120° f−p−ff−p−f angle of pf3 90° 109.5° < 109.5° 180° 120° < 120° h−c−hh−c−h angle of ch4 90° < 109.5° 180° 120° < 120° 109.5°
Answers: 1
The sun is made of plasma (super-heated gas), which is easily compressed by gravitational forces. Wh...
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