How many moles of propane reacts with 1.56 mol of oxygen?

The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397

Which element is least likely to undergo a chemical reaction

The independent variable in an experiment will be the variable that you o a) change ob) hold constant ng c) observe for changes