Number scale that indicates how acidic or basic a solution is. Halfway between 0 and 14 is 7 which is neutral.
It is great to use as a follow up to a class discussion classwork or to assign for homework.
Ph scale worksheet answers. Naoh na oh turns litmus ph paper to blue part 2. Ph is a measurement of how acidic or how basic a solution is. Compounds with a ph higher than 7 are said to be basic or alkaline.
How does acid eat through stuff. Using the information from the chart and simulation answer the following questions. Hcl h cl turns litmus ph paper to red bases alkalines sharp bitter taste feels slippery to touch decrease hydrogen ions h in solution increase hydroxide ions oh in solution example.
The worksheet gives a visual diagram of the ph scale and 15 questions based on the scale. As the ph approaches 0 what happens to the concentration of h 3 o ions. What are ph indicators.
So an acid like hydrochloric acid with a ph of 1 is a lot stronger than vinegar with a ph of 3. What happens when you combine an acid with a base. On the ph scale one unit of change represents a 10 fold change in the degree of acidity or basicity.
Acids have a ph below 7 and bases have a ph above 7. Students are required to answer literal questions make comparisons and draw inferences. For example a two unit drop in ph is a 102 or 100 times increase in acidity.
Acids bases the ph scale name. The ph scale will be covered with this quiz worksheet combo. As a solution becomes more acidic the concentration of h 3 o oh ions increases and the concentration of h 3 o oh ions decreases.
Alkalis have a ph of greater than 7. Tim and moby explore these questions and more in this non neutral movie on the ph scale. See what you know about.
The ph scale the ph scale is a measurement. Students are required to answer literal questions make comparisons and draw inferences. The ph scale starts at 0 and goes up to 14.
Acids and bases comparing acids and bases acids sour taste leaves burning sensation increase hydrogen ions h in solution example. Pdf 63 97 kb the worksheet gives a visual diagram of the ph scale and 15 questions based on the scale. Neutral solutions have a ph of 7.
Neutral solutions such as water have a ph of 7. Quiz worksheet goals. Answer questions on key topics such as acidic liquids and what the ph scale measures.
As the ph approaches 0 what happens to the concentration of oh ions. The lower the ph number of an acid the stronger the acid is. It is great to use as a follow up to a class discussion classwork or to assign for homework.
Acids have a ph of less than 7. Compounds are acidic if they have a ph lower than 7.