Balance this chemical equation. Choose "blank" for the box if no other coefficient is needed. Writing the symbol implies "1." HCl + Zn → ZnCl2 + H2

Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife

Select the correct answer. when carbon dioxide dissolves in water, it sometimes reacts with water to form carbonic acid as in this balanced equation: co2 + h2o → h2co3. if 495 milliliters of carbon dioxide at 25°c and 101.3 kilopascals reacts with excess water, what is the theoretical yield of carbonic acid? use the periodic table and the ideal gas resource a. 0.889 g b. 1.10g c. 1.27g d. 2.02g what's the answer! quick!

What does the mass of 0.7891 mol of ferric oxide (fe2o3)