A pond of cement is more dense
Answer:
it can help heat or cool a room.
Explanation:
I think this is right...
Answer:
The answer is 42, 39 grams of LiCl
Explanation:
We calculate the weight of 1 mol of LiCl, from the atomic weights of each element obtained from the periodic table:
Weight 1 mol LiCl= Weight Li + Weight Cl =6,94 g+ 35, 45 g= 42, 39grams
The atom theory has been around since the 19th centry
O2 is the limited reactant