Aluminum, Carbon, Cobalt, Copper, Zinc, Tantalum
Answer:
1.750×10^-6 g
Explanation:
we know n is 10^-9. all you have to do is to replace n with 10^-9.
so the answer is
1.750×10^3×10^-9 g
which is equal to 1.750×10^-6 g
if anything is unclear, ask freely.
Multiplying the subscripts within the empirical formula by this number gives you the molecular formula H2O2.
for one you could do a bell, ringing noise, then say someone rang it.
For two you could do tunnel, echoing, then say someone yelled and it echoed.
for three you could do a bowl, ringing, spoon hitting it
hope i could help