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Gram-Equivalent Weight and Gram-Milliequivalent Weight

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Gram-Equivalent Weight and Gram-Milliequivalent Weight

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Questions and Answers

What is the gram-equivalent weight defined as?

The weight in grams chemically equivalent to 1 kilogram of hydrogen

The weight in grams chemically equivalent to 1 mole of hydrogen

The weight in grams chemically equivalent to 1 gram-atom of hydrogen (correct)

The weight in grams chemically equivalent to 1 gram of hydrogen

How is the gram-milliequivalent weight (GmEW) defined?

GmEW + 1000

GEW / 1000 (correct)

GmEW x 1000

GEW x 1000

What does the term milliequivalent (meq) represent?

Number of gram-equivalents involved in a quantitative procedure

Number of moles involved in a quantitative procedure

Number of equivalents involved in a quantitative procedure

Number of gram-milliequivalents involved in a quantitative procedure (correct)

What is the concentration expression for normality?

Equivalents per liter Signup and view all the answers

How does molarity express the concentration of a solution?

Moles per liter Signup and view all the answers

What is the analogy provided to distinguish between equivalents and gram-equivalent weight?

A bag containing identical marbles Signup and view all the answers

What is the term used for the determination of the normality or molarity of a solution?

Standardization Signup and view all the answers

Which type of standard solution may be used to standardize a solution of hydrochloric acid?

Secondary standard Signup and view all the answers

What is titer defined as?

The weight of a substance equivalent to 1 ml of a standard solution Signup and view all the answers

What does each milliliter of 0.1 N hydrochloric acid contain in terms of equivalent weight of HCI?

0.03646 g Signup and view all the answers

How many equivalents of HCl are present in each milliliter of 0.1 N hydrochloric acid?

0.0001 equiv Signup and view all the answers

In the USP procedure for the assay of calcium hydroxide solution, what does each milliliter of 0.1 N hydrochloric acid equivalate to in terms of Ca(OH)2?

3.705 mg Signup and view all the answers