Mass and atoms are the properties conserved in every ordinary chemical reaction.
Hope this helps!
The chemical formula for carbon dioxide is CO2, hope this helps.
Answer:
it is a physical change because when you heat up again a solution of sugar and tea you gonna obtain again sugar
Explain whether this is a chemical or physical change, and why. does it involve elements, compounds, mixtures, or pure substances?
If the process involves a chemical reaction then surely it is a chemical change where new bonds are being formed from the collision of the reactants.
Describe how many atoms are involved before and after. what do you notice about the number of atoms?
From the balanced chemical reaction, we see that we need 1 mol of N2 gas and 3 mol of H2 in order to form 2 mol of NH3.
