Hydrogen gas and chlorine gas react to produce hydrogen chloride. What mass of hydrogen chloride (in grams) is formed when 39.2 g of hydrogen gas and 689.7 g of chlorine gas are reacted?

Select the correct answer. given: 2libr + ba → babr2 + 2li in this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced? a. 1.18 mol b. 2.37 mol c. 4.73 mol d. 16.4 mol e. 32.9 mol

How do scientists think that gravity affected the formation of our solar system?

Apropane torch is lit inside a hot air balloon during preflight preparations to inflate the balloon. which condition of the gas remains constant