Chemistry

Today in chemistry I learned about hydrogen bonding. The polarity of the water molecule results in hydrogen bonding. The oxygen atom has a partial negative charge. Each hydrogen atom has…

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Chemistry

Today I learned in chemistry I learned about diffusion and effusion. Diffusion is the tendency of molecules to move toward areas of lower concentration until the concentration is uniform throughout…

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Chemistry

Today I learned about Dalton’s Law. Dalton’s law of partial pressures states that, at constant volume and temperature, the total pressure exerted by a mixture of gases is equal to…

Read More Dalton’s Law of Pressure :1

Chemistry

Today in chemistry I learned that the amount of gas, the volume, and the temperature are factors that affect gas pressure. An example is this is using a pump to force…

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Chemistry

Today in chemistry I learned that the  particles in a gas are considered to be small, hard spheres with an insignificant volume. Within a gas, the particles are relatively far…

Read More Chemistry: Kinetic Molceular Theory

Chemistry

Today in chemistry I learned about new principles relating to electrons. The Aufbau principle states that electrons occupy the orbitals of lowest energy first. Pauli Exclusion principle is an atomic…

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Chemistry

Today in Chemistry class I learned even more information on the Quantum Mechanical Model. This model is the probability of finding an electron within a certain volume of space surrounding…

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Chemistry

Today in chemistry I learned about the Bohr model. It shows the atom as a small, positively charged nucleus surrounded by electrons that travel in circular orbits around the nucleus.…

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Chemistry

Today in chemistry I learned about the different atomic models that changed through time. The first model I learned about was Rutherford’s model. He proposed that electrons move around the…

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Chemistry