How many oxygen atoms are there in 3.15 moles of hcl manganese (iv) oxide, mno2

When the following equation is balanced using the smallest possible integers, what is the coefficent of oxygen gas? c7h16o(g) + o2(g) → co2(g) + h2o(g) -1 -5 -8 -16 -21

Jose and eric were given four samples in lab. the results of their analysis are shown in the table. based on the data they collected, which sample is most likely a metal?

The appropriate concentration for an iodine sanitizer is