nitrogen and oxygen make up 99% of the atmosphere. Trace elements make up the remaining 1%. Argon, sulfur, carbon, and water vapor are trace elements and make up what percent of the atmosphere? A. 1% B. 99%​

What is the relationship of air masses and the temperature of oceans?

Which of the following is true for the actual yield of a reaction? it is always calculated as a ratio. it is the yield from the excess reactant. it is the yield from the limiting reactant. it is always less than the theoretical yield.

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