Answer:D - adding a catalyst
Explanation:
Answer: it’s b)
Explanation: that’s the only difference that is listed
Molecular weight it stands for molecular weight
Answer:
Lithium's mass number would decrease by 1
Explanation:
<span>My only guess is obtain a metal and heat it in a boiling water bath (of known temperature) this will be your initial temperature. Now obtain a calorimeter cup with water of known temperature as well. Place the metal into the calorimeter cup and record the temperature after 5 minutes. You now have delta T, mass of the metal, and Q. Solve for C.
Hope this helps xox :)</span>