Pick the correct products for the following reaction acid + metal reaction: 6HClO4 + 2Al -->

1. 2Al(ClO4)3 + 6H
2. H2O + AlClO4
3. 2Al(ClO4)3 + 3H2
4. No products formed

There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit

At the current rate, a graph of carbon dioxide produced by fossil fuels over time would slope upward slope downward be horizontal be vertical

What does an electron configuration for an atom relate to the atoms placement on the periodic table