Given the fusion reaction: 2/1 H + 2/1 H → X + energy Which particle is represented by X?
A) 1/1 H
B) 3/2 He
C) 3/1 H
D) 4/2 He

Freezing and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

What substance has a mass of 9.5g and volume of 2.1cm^3

If the concentration of phosphate in the cytosol is 2.0 mm and the concentration of phosphate in the surrounding fluid is 0.1 mm, how could the cell increase the concentration of phosphate in the cytosol? a) passive transportb) diffusionc) active transportd) osmosise) facilitated diffusion