Draw what a chromosome looks like during metaphase. identify the chromatids and the centromere

In this synthesis reaction what products will form

Melting 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.

If two atoms are bonded to a central atom with no lone pairs,how will they be arranged