07-PS1-6 In a laboratory experiment that measures heat energy changes in 1 point a chemical reaction, what is the most essential piece of equipment?*
Triple Beam Balance
Calculator
Hot Plate
Thermometer
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What is the strongest intermolecular force between an nacl unit and an h2o molecule together in a solution? covalent bonding dipole-dipole force hydrogen bonding ion-dipole force

How many neutrons does a atom of cobalt have?

Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.