Asample of mercury has a mass of 607.0 lb and a volume of 0.717 ft. what is its specific gravity? number sg= what are the units of specific gravity? ib/ft none g/cm2 kg/m

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3 -> a2cr(no3)3 + a3ag2so4

Rocks, as they are compressed, begin forming mountains above the earth's surface when two continental plates converge. the continental crust increases in depth as the mountains grow above. the himalayan mountains formed at a convergent plate boundary in this manner. the rocks are smashed together causing them to due to the intense heat and pressure from the colliding plates and eventually forming rock. a) melt; igneous b) layer; sedimentary c) recrystallize; metamorphic d) melt into the earth's interior; metamorphic