Category Archives: Chemistry

Chemistry Warm Up – 3/9/18

Complete on separate paper and submit to the In-Box: Hydrogen gas reacted with oxygen gas producing water vapor in a closed container.  The system then established equilibrium. Write the balanced equilibrium equation. Write the equilibrium expression (Keq = ??). 0.505 … Continue reading

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Chemistry – Warm Up – 3/7/18

Nitrogen gas reacted with hydrogen gas producing ammonia gas (NH3) in a closed container.  The system then established equilibrium. Write the balanced equilibrium equation (remember diatomics?) Write the equilibrium expression (Keq = ??). 2.0 grams of nitrogen gas and 0.10 … Continue reading

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Chem Warm Up – 10/16/17

Write the full and noble gas electron configuration for: Calcium Oxygen Copper Chlorine How many valence electrons would calcium and oxygen have? What are the charges if calcium and oxygen were to become ions?

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Chem Warm Up – 10/12/17

What were the positive ions for the unknown samples for the flame test lab? Describe the color of flame observed for Copper. Why do you think it produced that color? What is the full electron configuration for Copper?

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Chem Warm Up – 10/4/17

Write the electron notation (full) for the following: Sulfur Calcium Copper Americium Write the Noble-Gas electron notation for the elements from number 1. Draw the orbital diagrams for sulfur and calcium. What block are the elements from number 1 part … Continue reading

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Chem Warm Up – 10/2/17

How many protons and electrons do the following have: Oxygen Potassium Chlorine How many electrons fill the 3p sublevel? How many electrons fill the 3rd energy level?

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Chem Warm Up – 9/28/17

Fill out your Learning Target Sheet for the first 3 rows.  Make sure to include actual examples for Evidence. Determine the number of protons, neutrons and electrons for the following: Iron-56 Titanium-49 Osmium-186

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Chem Warm Up – 8/31/17

The warm up is on Google Classroom – Triple Beam and Vol Worksheet.  Complete and submit.

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Chem Warm Up – 8/29/17

A piece of metal is 42.65 pounds.  If 2.204 pound = 1 kg, determine the number of mg.  Show your setup and do not use Google! A pencil has a mass 7.23 grams.  How many pounds would this be?

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Chem Warm Up – 8/25/17

A piece of spaghetti is 2.25 miles long.  How many cm would this be?  Show your work and setup. If that piece of spaghetti 16.3 cm long has a mass of 0.86 grams, how many grams would the 2.25 mile … Continue reading

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