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ICH 191 Past Question and Answer PG 2

In this article we will be uploading the ICH 191 Past Question Paper and the possible solution, if the solutions are not yet complete please contact us on whatsapp.

In this article we will be uploading the ICH 191 Past Question Paper and the possible solution, if the solutions are not yet complete please contact us on whatsapp.

Table of Contents

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QUESTION NUMBER 10

An organic substance that changes color as ph changes is called —?

A. Agama Lizard

B. Titrated colors

C. Colorless gas

D. Indicator



ANSWER: D

QUESTION NUMBER 11

Standard solution is defined as ——

A. is not used for titration but used in other chemical combinations.

B. A solution of known concentration used for titration and other analytical methods.

C. Those solutions that can be used both in physics and biology practical’s.

D. They did not teach us this one oh.




ANSWER: B

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QUESTION NUMBER 12

The appropriate apparatus that could be used to transfer a solid in to a testube is ——-

A. Stick

B. Gas holder

C. Stainless tube

D. Spatula



ANSWER: D

QUESTION NUMBER 13

a molar solution is one which contains the molar mass of a compound in —-dm³ of the solution

A. 4 dm³ of the solution.

B. 3 dm³ of the solution.

C. 1 dm³ of the solution.

D. 2 dm³ of the solution.



ANSWER: C

QUESTION NUMBER 14

The strength of an acid is reduced by —–

A. Dilution.

B. Gas

C. Water

D. Air



ANSWER: A

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QUESTION NUMBER 15

the process of determining the exact concentration of a solution is called?

A. Total Moles

B. Total Mass

C. Solute

D. Titration



ANSWER: D

QUESTION NUMBER 16

the techniques of accurately measuring the volume of a solution requires to react with another reagent is ——–

A. Indicator

B. Acid

C. Titration

D. Water



ANSWER: C

QUESTION NUMBER 17

what will be observed when a sample of Fe(2) sulphide is warmed with excess HCL?

A. Hydrogen sulfide gas (H2S) is evolved.

B. Hydrogen sulfide gas (H2S) is omitted.

C. Hydrogen sulfide gas (H2S) is needed.

D. Hydrogen sulfide gas (H2S) is important.



ANSWER: A

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QUESTION NUMBER 18

Atomic mass of Na + atomic mass of O + atomic mass of H = ?

A. 25.7 g/mol.

B. 40 g/mol.

C. 20 g/mol.

D. 50 g/mol.



ANSWER: B

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