Calculate the round trip time for a single click for each individual in table 3 remember an echo comes back to an object and then all the way back before a dolphin hears it

What layer of the atmosphere is directly above the troposphere?

Asolid that forms and separates from a liquid mixture is called

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