Chemistry, 07.10.2019 18:00 dperdomo0015
Which of the following is not a subatomic particle contained in an atom?
a. electron
c. proton
b. photon
d. neutron
Answers: 1
Chemistry, 22.06.2019 01:30
There are main groups in the modern periodic table of elements
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Chemistry, 22.06.2019 06:00
There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit
Answers: 1
Chemistry, 22.06.2019 08:30
How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same
Answers: 2
Which of the following is not a subatomic particle contained in an atom?
a. electron
c....
a. electron
c....
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