Calculate the number of moles of carbon atoms present in 1.4 g of ethanol (C2H6O). Answer in units of mol.

What is the mass of sodium in 3 moles of sodium chloride

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

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