הירשם כמורה
Acids and Bases
תיאור Storyboard
Properties of Acids and Bases
טקסט Storyboard
- שקופית: 1
- • Hydrochloric Acid• Soda• Orange Juice • Vinegar• Bee Venom• Rubbing Alcohol• Milk• Coffee• Lemon Juice• Tomato Juice
- שקופית: 2
- • Has a pH of less than 7.• Dilute acids can irritate the skin. • Concentrated acids can be corrosive.• The universal indicator turns yellow/orange/red when added to an acid.• Acids taste sour.• Acids can neutralize a base.
- שקופית: 3
- • Salt Water• Oven Cleaner • Toothpaste• Sodium Hydroxide• Dish Soap• Bleach• Wasp Sting • Antacid Tablets• Drain Cleaner• Washing Detergent
- שקופית: 4
- • Has a pH of more than 7.• A base that dissolves in water is called an alkali.• Diluted alkalis can irritate the skin. • Concentrated alkalis can be corrosive.• Universal indicator turns blue/purple/black when added to an alkali.• They feel soapy.• They are used in cleaning products and used in antacids (medication to help upset stomachs).• They can neutralize acids.
מעל 40 מיליון לוחות סטוריבורד נוצרו
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