Acids and Bases- Acid + Base -> Neutral

Acid + Base -> Neutral

Description: Using two color indicator, an acidic solution and a basic solution are mixed together to get a third color – indicating a neutral solution. An efficacious way of showing that mixing acids and bases gives neutral solutions.

Source: UW Card Catalog

Year: N/A Vol: N/A Page: N/A

Keywords: Acid, Base, Neutral, Indicator

Rating:

Hazard: Low

• Mild toxicity hazard
• Mild skin corrosion hazard
• Corrosive to metals
• Mild inhalation hazard

Effectiveness: Average

• Good connection from demo to course material
• Secondary observations
• Mild effects are seen by audience
• Moderate reliability
• Results are clearly observable with guidance

Difficulty: Medium

• Use of scientific glassware
• Volume-dependent addition required
• Precise, continuous manipulations required
• Prior training recommended

Safety Precautions:

• Gloves required
• Eye protection required
• Absorbent material on hand
• Sodium bicarbonate on hand

Class: Neutralization, Acid and Bases, Indicators

Division: General

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