use 4PH3(g) +8O2(g) P4O10(s) + 6H2O(g) calculate the mass of tetraphosphorus decaoxide produced from 12.43 mol of phosphine

Use the drop-down menus to answer each question. which runner finished the 100 m race in the least amount of time? which runner stopped running for a few seconds during the race? at what distance did anastasia overtake chloe in the race?

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive

Which terms are used to identify pure substances