1 mole of propane = 6.02*10^23 propane molecules
<span>2.12 moles of propane = 1.27624*10^24 propane molecules </span>
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The correct option would be 'electrons'
This is because electrons have a relative mass of zero.
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Answer:
a.)cations; free to move around
b.)cations; fixed in place
The answer is 2.7gm/cm^3 . Density is mass divided by volume .
All nuclear chemistry revolves around changing the identity of base elements.
The answer is the third statement.
Because nuclear chemistry is changing base elements' identities, the atomic number/number of protons is what is changing. While the number of electrons can change, your question is too general to know whether electrons are going to be gained, lost, or retained in the reaction.
