Which is a balanced equation for this reaction? a. fe + h2so4? fe2(so4)3 + h2 b. 2fe + h2so4? fe2(so4)3 + h2 c. fe + 3h2so4? fe2(so4)3 + 3h2 d. 2fe + 3h2so4? fe2(so4)3 + 3h2

Which is not true about oxygen-17 and oxygen-18?

On a day when the barometer reads 75.23 cm, a reaction vessel holds 250 ml of ideal gas at 20 celsius. an oil manometer ( ρ= 810 kg/m^3) reads the pressure in the vessel to be 41 cm of oil and below atmospheric pressure. what volume will the gas occupy under s.t.p.?

Explain the comparisons between nature and packingtown that appears on pages 81 and 82 answer