GOB Chemistry

Learn the toughest concepts covered in your GOB - General, Organic, and Biological Chemistry class with step-by-step video tutorials and practice problems.

Matter and Measurements

Conversion Factors (Simplified)

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Conversion Factors are used to tie together 2 different units. 

Conversion Factors & Given Amounts

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Conversion Factors (Simplified) Concept 1

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The given amount contains one unit type and the conversion factor connects two different units together.

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Conversion Factors (Simplified) Example 1

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Conversion Factors (Simplified) Concept 2

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Conversion Factors (Simplified) Example 2

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Problem

A patient has approximately 83 mL of blood pumping by their heart at each beat. By assuming they have a pulse of 75 beats per minute it is calculated that the patient pumps 8.964 x 106 mL in one day. Identify the given amount and all conversion factors.

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Problem

For 7 hours, an intravenous bag delivers medication to a patient at a rate of 2.75 drops a second with a mass of 42 mg per drop. Identify the given amount and all conversion factors.

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Problem

The dispensing of prescription drugs are usually prescribed in units of mg per kg of body weight. A new prescription drug has a recommended dosage of 11 mg/kg. A 75 lb child requires three tablets each weighing 125 mg for their recommended dosage. Identify the given amount and all conversion factors.