HELP ASAP Which statement correctly describes a pattern in the data table above?

Gases are usually nonmetals.
Reactive elements are usually gases.
Solids always have large atomic numbers.
Metals always have large atomic numbers.

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.

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?

How do you convert 4 mmol of bromobenzene to ml?