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Author Archives: Anonymous

At a constant temperature of 20 a sample of gas expands as…

At a constant temperature of 20 a sample of gas expands as shown in the diagram below.  The initial pressure of the sample of gas is 1.35 atm what is final pressure of the gas sample after its change in volume?   

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What is the ground electron configuration of the ion Sc2+?

What is the ground electron configuration of the ion Sc2+?

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What is the electron geometry and molecular geometry for the…

What is the electron geometry and molecular geometry for the following molecules?  Molecule A has an Electron Geometry of [EGA] and a Molecular Geometry of [MGA] Molecule B has an Electron Geometry of [EGB] and a Molecular Geometry of [MGB] Molecule C has an Electron Geometry of [EGC] and a Molecular Geometry of [MGC]

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Present Progressive El escenario: Estás en una clase ahora….

Present Progressive El escenario: Estás en una clase ahora.  ¿Qué estás haciendo? Describe what you are doing at the moment. Include 3 sentences. Remember to respond using the present progressive tense in Spanish. 

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S.Pronouns Please translate the subject pronouns below: 1. y…

S.Pronouns Please translate the subject pronouns below: 1. yo 2. ella 3. nosotros 4. ellos 5. ustedes 6. tú

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Which of the following molecules are polar? 

Which of the following molecules are polar? 

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Below is an image for an entry on the Periodic Table of a th…

Below is an image for an entry on the Periodic Table of a theoretical elements violetium (Vi). How many protons and electron does an atom of Vi have?

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TIME ¿Qué hora es?  Please write your answer in Spanish (for…

TIME ¿Qué hora es?  Please write your answer in Spanish (for example “It is 7:30 in the evening”–but in Spanish). 1. 2:15pm 2. 10:30pm 3. 7:00am

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For the following hypothetical reaction how much heat is rel…

For the following hypothetical reaction how much heat is released in kilojoules (kJ) if 45.00 g of methane (CH4) is added to excess oxygen?   

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You are writing to introduce yourself to your host mother Ma…

You are writing to introduce yourself to your host mother Maria as part of a study abroad program in which you will stay with a host family in Madrid, Spain.  Please introduce yourself to your new host (tell your name, where you live, where you are from, what you study, and anything else you can think of).  Please be sure to write at least 5 sentences in Spanish.

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