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A solution has pH = 9.00. What is [OH⁻]?

A solution has pH = 9.00. What is [OH⁻]?

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What is the definition of the primary structure of a protein…

What is the definition of the primary structure of a protein?

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The empirical formula mass of glucose (CH₂O) is:

The empirical formula mass of glucose (CH₂O) is:

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According to the law of conservation of mass, in a chemical…

According to the law of conservation of mass, in a chemical reaction the total mass of reactants:

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For the endothermic reaction A → B with ΔH = +125 kJ, which…

For the endothermic reaction A → B with ΔH = +125 kJ, which statement is TRUE?

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Which compound is held together primarily by ionic bonds?

Which compound is held together primarily by ionic bonds?

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A compound with 40.0% C, 6.7% H, and 53.3% O has a molar mas…

A compound with 40.0% C, 6.7% H, and 53.3% O has a molar mass of 120.1 g/mol. The molecular formula is:

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In the reaction Fe + Cl₂ → FeCl₃, the balanced equation is:

In the reaction Fe + Cl₂ → FeCl₃, the balanced equation is:

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Which of the following is a balanced equation?

Which of the following is a balanced equation?

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A syringe contains gas at 760 mmHg in a 1.00 L chamber. If t…

A syringe contains gas at 760 mmHg in a 1.00 L chamber. If the plunger is pushed to 500. mL while the temperature remains constant, what is the new pressure?

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