Chemistry » Page 143

Chemistry

Hezekiah Klein

An atom with one valence electrons combines with an atom with seven valence electrons what is likely to happen to the atom with one valence

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Chemistry

Savion

How many Joules are there in 55 nutritional calories?

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Chemistry

Adrien Pruitt

What is the half-life (in seconds) of a zero-order reaction which has an initial reactant concentration of 0.834 m with a k value of 5.42 * 10-2 m/s?

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Chemistry

Kaylen

58. Explain why each successive ionization of an electron

requires a greater amount of energy. (6.3)

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Chemistry

Queen Bee

Define Average speed

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Chemistry

Diaz

Is the equation 3Br2+2Ga 2GaBr3 which of the following is not true

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Chemistry

Jordan Williams

What is the equivalent mass of HBr in a complete neutralization reaction?

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Chemistry

Aditya Joyce

What would be the total mass of the products of a reaction in which 25 grams of table salt decomposes into the elements sodium and chlorine?

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Chemistry

Vanessa Cardenas

How can you tell if a electron configuration is ground state or excited state?

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Chemistry

Albert Huffman

Which statement correctly describes the electrons in a water molecule?

Electrons are pulled closer to the hydrogen atoms.

Electrons are pulled closer to the oxygen atom.

Electrons are located inside the nucleus of the hydrogen atoms.

Electrons are an equal distance between hydrogen and oxygen

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Chemistry

Rivera

Which type of rock (metamorphic, sedimentary, igneous) can you find fossils in?

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Chemistry

Ramsey

What is the chemical formula for water

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Chemistry

Adrien Frank

For a reaction in which a diatomic molecule dis - sociates into atoms, what are the signs of ΔS and ΔH? Explain your answer. You may use the reaction N2 (g) ⎯→ 2N (g) as an example of such a reaction.

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Chemistry

Bowman

Which element is presented in all organic compounds

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Chemistry

Meyer

Which of these traits does not cause a change in the reaction rate? A. density B. temperature C. concentration D. particle size

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