Explain what is meant by the atomic mass unit (amu) ?

5 examples of corrosion found in our everyday lives

On a hot summer day, heat waves can be seen rising from the asphalt. What type of heat transfer do the heat waves demonstrate? conduction convection radiation vibration

Which of the following elements are in the same period in the periodic table? A) Li & Ne B) H & Li C) Li & Mg D) Ne & Mg

What causes combustion in cars?

A bond formed when atoms transfer elentron is a bond

What percentage of the naphthalene molecules emitted a photon?

In an endothermic reaction, heat is absorbed from the surroundings. How does this affect entropy? A. The particles in the surroundings move slower and have decreased entropy. B.

The temperature of a sample of liquid water changes from 50°C to 30°C. Which statement best explains the change that must happen at the molecular level? A. The molecules move more quickly and their average kinetic energy increases. B.

The most important reason why solid sodium hydroxide is not used as a primary standard is

plate a and plate b are both continental plates. what is ghe most likely result if the two plates collide?