Which of the following laboratory instruments can be heated up with a bunsen burner? erlenmeyer flask graduated cylinder plastic pipette  chromatography paper

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.

Match each object to its description: a. coma of a comet b. comet tail c. oort cloud haze surrounding a nucleus created by solar wind. hypothetical sphere around the solar system

Which feature do highland climates have that lower elevation areas do not?