A chemist needs to find out how large of a container would be required to contain the products of an ammonia decomposition. If 8. 91 mol H2 are produced during the reaction, how many moles of N2 are produced? 2. 97 mol N2 26. 7 mol N2 8. 91 mol N2.

Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.

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

Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?