Neutral solutions have a pH of (7)
What colour represents neutral on the pH scale (Green)
What is the range covered by the pH scale (0-14)
pH is a measure of (Hydrogen ions) Oxygen Hydrogen Hydroxide
Acids and bases can combine to create water and salts (True)
Which is not a property of a base Sour taste Bitter taste Slippery (Sour taste)
There are a variety of strengths of acids and bases True False (True)
Vinegar is an example of a Strong base Strong Acid Weak Acid (Weak acid)
An acid’s pH is between (0-14)
What is true when acids and bases neutralize each other; (They react to neutralize then the acid and base properties will produce a salt.)
Water is produced Salt is produced Both water and salt are produced (Salt)
Does baking soda have a pH of 9? Explain your answer (“Yes” it have a pH of 9, making it a mildly alkaline substance.) ____________________________________________________________________________ __
The pH scale.
Hi Lars
ReplyDeleteYou have answered the quiz well. You could have improved this blog post by saying something that you learnt in your introduction and also by writing more common substance on the alkaline end of the scale.
Keep working hard and enjoying science!
Mrs Hastie