PLEASE HELP Consider the following balanced equation depicting the combustion of ethanol: C2H6O + 3O2 --> 2CO2 +3H2O At STP, what is the maximum number of moles of water produced by reacting 22.8 liters of ethanol (C2H6O)?

What are the spectator ions in 2h+ + so42- + ca2+ + 2r → caso4 + 2h+ + 21?

Precision can be defined as the o exact center of a data set. o reproducibility of a measured value. o correlation between two variables that are measured in a data set agreement between a measured value and an accepted value.

The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth