Round the following number to 2 significant digits:

1.9999

Which of the following pairs of elements belong to the same groupa. h and he b. li and bec. c and pb d. ga and ge

The variability in marine salinity between habitats does not impact the fish living there. select the best answer from the choices provided t f

What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature