For the readion 2Na + Ch> 2NaCl, how many grams of Ch are required to read completely with 450 g Na 71.6g
6.09g
3.54g
21.1g

Which type of stress results when two plates push against one another? a. compression b. tension c. force d. shear

Which of the following elements would you expect to have the lowest ionization energy value? fluorine, lithium, neon, nitrogen

Ammonium perchlorate nh4clo4 is the solid rocket fuel used by the u.s. space shuttle. it reacts with itself to produce nitrogen gas n2 , chlorine gas cl2 , oxygen gas o2 , water h2o , and a great deal of energy. what mass of nitrogen gas is produced by the reaction of 2.1g of ammonium perchlorate?