Help please At which boundary type would mountains, such as the Himalayans, most likely form? Question 6 options:

Divergent

Convergent

Transform

Slip Fault

Theoretically, which metal should be the most reactive? hydrogen lithium francium fluorine

Need on both questionswill markbr />

The volume of helium in a blimp is 6.28 x 10^9 millimeters. the density of helium in the blimp is .1786 kilogram/meter^3. find the mass of the helium in the blimp.