Answer:
chemical energy is the energy of a chemical substance that is stored in the bonds of chemical compounds and is released when they undergo a chemical reaction and transform into another substance
Gold is the best pure substance. The answer is gold
It would be letter C, because the molecules of solids can have a little vibration in their places.
The first one is for gas, so it's wrong. The second one is for liquids. And finally, the third one is right.
Answer: d) 16.34 grams
Explanation:
To calculate the moles :
According to stoichiometry :
As 2 moles of are produced by= 4 moles of
Thus 0.292 moles of are produced by= = of
Mass of
Thus 16.34 g of will be needed