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Difference between revisions of "Arcticturn Chem Prep"

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<math>\textbf{(A)}~</math> Sodium Cyanide <math>\qquad\textbf{(B)}~</math> Ammonia<math>\qquad\textbf{(C)}~</math> Hydrochloric acid <math>\qquad\textbf{(D)}~</math> Ozone
 
<math>\textbf{(A)}~</math> Sodium Cyanide <math>\qquad\textbf{(B)}~</math> Ammonia<math>\qquad\textbf{(C)}~</math> Hydrochloric acid <math>\qquad\textbf{(D)}~</math> Ozone
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<math>9</math>. Which indicator would be most suitable for a titration to determine the concentration of ammonia in a window
 
<math>9</math>. Which indicator would be most suitable for a titration to determine the concentration of ammonia in a window

Revision as of 17:16, 27 December 2024

2024

$8$. Which substance may be treated with bleach (sodium hypochlorite) to render it less hazardous?

$\textbf{(A)}~$ Sodium Cyanide $\qquad\textbf{(B)}~$ Ammonia$\qquad\textbf{(C)}~$ Hydrochloric acid $\qquad\textbf{(D)}~$ Ozone


$9$. Which indicator would be most suitable for a titration to determine the concentration of ammonia in a window cleaning solution using aqueous HCl?

$\textbf{(A)}~$ Eriochrome Black T $\qquad\textbf{(B)}~$ Ferroin$\qquad\textbf{(C)}~$ Methyl orange $\qquad\textbf{(D)}~$ Phenolphthalein

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