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What is the correct chemical formula of a compound composed…

What is the correct chemical formula of a compound composed of calcium ions and sulfate ions? 

Published January 26, 2025
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Calculate the percentage by mass (in %) of hydrogen in cispl…

Calculate the percentage by mass (in %) of hydrogen in cisplatin, PtCl2(NH3)2.

Published January 26, 2025
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What, if any, precipitate would form when solutions of KOH (…

What, if any, precipitate would form when solutions of KOH (aq) and Ba(NO3)2 (aq) are mixed together? Hint:  Consult the solubiltiy rules to determine the correct answer.

Published January 26, 2025
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A sample of pure copper contains 2.89 x 1023 atoms of copper…

A sample of pure copper contains 2.89 x 1023 atoms of copper. What is the mass (in g) of this sample of copper?

Published January 26, 2025
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A sample of pure silver contains 2.89 x 1023 atoms of silver…

A sample of pure silver contains 2.89 x 1023 atoms of silver. What is the mass (in g) of this sample of silver?

Published January 26, 2025
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Which of the following is best classified as a acid-base neu…

Which of the following is best classified as a acid-base neutralization reaction?

Published January 26, 2025
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Which of the following compounds does NOT contain any ionic…

Which of the following compounds does NOT contain any ionic bonds? Hint: Ionic bonds are found in ionic compounds and covalent bonds are found in molecular compound and within polyatomic ions. 

Published January 26, 2025
Categorized as Uncategorized

Simplify. Write the answer with positive exponents.-(7)0 + (…

Simplify. Write the answer with positive exponents.-(7)0 + (-5)0

Published January 26, 2025
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Solve.x = for y

Solve.x = for y

Published January 26, 2025
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Write the solution set using interval notation. < - 6

Write the solution set using interval notation. < - 6

Published January 26, 2025
Categorized as Uncategorized

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