Answer:
Approximately .
Explanation:
Look up the specific heat of gaseous neon:
.
Calculate the required temperature change:
.
Let denote the mass of a sample of specific heat . Energy required to raise the temperature of this sample by :
.
For the neon gas in this question:
Calculate the energy associated with this temperature change:
.
I think it’s B 5.54 x 10^2g
Answer:
It represents the <em>number of atoms</em> of that particular element present in the compound. In C₂H₄O₂ there are 2 Carbon atoms, 4 Hydrogen atoms and 2 Oxygen atoms.
Answer:
OXYGEN
I don't know what to say for the 20 character limit