Please help! i have 17 minutes left! the question is
2 Al + 6 HBr --> 3 H2 + 2 AlBr3

If 16.5g of aluminum reacts with 21.2g of HBr, how many grams of aluminum bromide will be produced?
I would also like to know the limiting and excess reactants for this question and
4 NH3 + 5 O2 --> 4 NO + 6 H2O

If 824g of NH3 reacts with 256g of O2, how many grams of nitrogen monoxide will be produced?

If a reactant was removed, did the new equilibrium system shift to make more reactants or more products?

3.) for each of the following compounds, draw the major organic product of reaction with hcl or naoh and circle whether the starting materials and products will be more soluble in organic solvent or water benzoic acid + hcl: benzoic acid + naoh: oh benzoic acid water/organic water organic fluorenone hс: fluorenone + naoh: fluorenone water/organic water/organic веnzocaine + hci: benzocaine + n»oh: h2n benzocaine water/organic water organic o=

Which metal exist in liquid state and can be cut with knife ?