What is the value of the charge on an ion with 28 protons and 26 electrons?

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.

What is the standard unit of measure for acceleration?

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?