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If physiological saline has a concentration of 0.90% (m/v) N…

If physiological saline has a concentration of 0.90% (m/v) NaCl, identify the following solutions as isotonic, hypotonic or hypertonic: [smaller]  0.25% (m/v) NaCl [justright]  0.90% (m/v) NaCl [larger]   1.8% (m/v) NaCl

Published June 11, 2021
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Compare two compounds of similar molar mass, in which A is c…

Compare two compounds of similar molar mass, in which A is comprised of nonpolar molecules and B composed of polar molecules. Which of the following statements is true?

Published June 11, 2021
Categorized as Uncategorized

We can predict whether or not a solute dissolves in a solven…

We can predict whether or not a solute dissolves in a solvent with the rule “like dissolves like.” This rule means that :

Published June 11, 2021
Categorized as Uncategorized

In a solution, the component present in the smaller amount i…

In a solution, the component present in the smaller amount is called the _________.

Published June 11, 2021
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Which of the following pairs of compounds contain the same i…

Which of the following pairs of compounds contain the same intermolecular forces?

Published June 11, 2021
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Water (H2O) has a higher boiling point than methane (CH4) be…

Water (H2O) has a higher boiling point than methane (CH4) because water has ________ between molecules.

Published June 11, 2021
Categorized as Uncategorized

In osmosis, two solutions with different concentrations of s…

In osmosis, two solutions with different concentrations of solutes are connected through a semipermeable membrane.  What type of molecules move through the membrane, and in which direction?  How does this process differ from dialysis?  

Published June 11, 2021
Categorized as Uncategorized

According to Henry’s law, the solubility of a gas in a liqui…

According to Henry’s law, the solubility of a gas in a liquid

Published June 11, 2021
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The predominant intermolecular force in CH3CH2F is:

The predominant intermolecular force in CH3CH2F is:

Published June 11, 2021
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An homogeneous mixture consists of 12% ethanol, 28% methanol…

An homogeneous mixture consists of 12% ethanol, 28% methanol and 60% water. Which of these is the solvent for the mixture?

Published June 11, 2021
Categorized as Uncategorized

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