What is the name of this hydrocarbon?
3,3–dimethylhexane
4,3–dimethylhexane
4,4–methylhexene
4,4–trimethylhexyne done

Atank contains 240 liters of fluid in which 10 grams of salt is dissolved. brine containing 1 gram of salt per liter is then pumped into the tank at a rate of 6 l/min; the well-mixed solution is pumped out at the same rate. find the number a(t) of grams of salt in the tank at time t.

As you watch a surfer ride a wave towards the shoreline, what is the shoreline? a) displacement reference b) reference point c) coordinate plane d) cartesian boundary

What are the first three quantum numbers for the electrons located in subshell 2s?