Suppose a student is given 5.375 g of a powdered mixture to separate. Because the mixture contains iron shavings, the student decides to separate them using a magnet and obtains 1.824 g of iron. What is the mass percent of iron in the mixture

14. complete and balance the equations for the single displacement reactions. a. zn + pb(no3)2 -> b. al + niso4 -> 15. complete and balance the equations for the double displacement reactions. a. agno3(aq) + nacl(aq) -> b. mg(no3)2(aq) + koh(aq) -> 16. complete and balance the equations for the combustion reactions. a. __ ch4 + o2 -> b. __ c3h6 + o2 -> c. + o2 ->

Given that 1 mi = 1760 yd, determine what conver- sion factor is appropriate to convert 1849 yd to miles; to convert 2.781 mi to yards.

Which suspect most likely committed the robbery and how do you know