What is the formula for ammonium sulfide? capitalization and punctuation count!

What is the mass of 2.00 l of an intravenous glucose solution with a density of 1.15 g/ml?

If maltose undergoes hydrolysis what subunits does it results to?

For the reaction i2(g)+br2(g)←−→2ibr(g), kc=280 at 150 ∘c. suppose that 0.450 mol ibr in a 2.00-l flask is allowed to reach equilibrium at 150 ∘c. what is the equilibrium concentration of 2ibr, i2, br2