VHS PHY S2 09 06 Acid Neutralization Lab Report A Husseindoc
Name: Abdirizaq Hussein
Date:2/12/15
Graded Assignment
Lab Report
Answer the questions. When you are finished, submit this assignment to your teacher by the due date for full credit.
(3 points)
1. Write the goal of the lab or the question you tried to answer.
Answer: See what makes litmus paper change colors.
(3 points)
2. Which observations, experiences, or lesson materials helped you form your hypothesis?
Answer: The lab tutorial lessons, and quizzes helped
(3 points)
3. State your hypothesis.
Answer: Litmus paper's color will change to red if the matter is an acid
(6 points)
4. Use the data from your experiment to complete the data tables.
Answer:
First Run
Amount of NaOH added (mL)
Litmus
color
Approximate
pH
10
red
0
5 pink 4
15
Green
8
20
Blue
12
14
Light Green
7
13
Yellow
6
11
Light Blue
12
15
Dark Blue
14
9
Green
8
10
Red
0
5. How much NaOH was needed to neutralize the acid in the beaker? How could you tell that the acid was neutralized? Was you hypothesis validated, or did you have to revise it?
Answer: At least 10ML, yes
(3 points)
6. Compare your data with your hypothesis. Explain how the data supports or does not support your hypothesis. If your data does not support your hypothesis, use the data you collected to answer the original question.
Answer: The Hypothesis Was correct I made several test and two came back red when a acid was applied
Date:2/12/15
Graded Assignment
Lab Report
Answer the questions. When you are finished, submit this assignment to your teacher by the due date for full credit.
(3 points)
1. Write the goal of the lab or the question you tried to answer.
Answer: See what makes litmus paper change colors.
(3 points)
2. Which observations, experiences, or lesson materials helped you form your hypothesis?
Answer: The lab tutorial lessons, and quizzes helped
(3 points)
3. State your hypothesis.
Answer: Litmus paper's color will change to red if the matter is an acid
(6 points)
4. Use the data from your experiment to complete the data tables.
Answer:
First Run
Amount of NaOH added (mL)
Litmus
color
Approximate
pH
10
red
0
5 pink 4
15
Green
8
20
Blue
12
14
Light Green
7
13
Yellow
6
11
Light Blue
12
15
Dark Blue
14
9
Green
8
10
Red
0
5. How much NaOH was needed to neutralize the acid in the beaker? How could you tell that the acid was neutralized? Was you hypothesis validated, or did you have to revise it?
Answer: At least 10ML, yes
(3 points)
6. Compare your data with your hypothesis. Explain how the data supports or does not support your hypothesis. If your data does not support your hypothesis, use the data you collected to answer the original question.
Answer: The Hypothesis Was correct I made several test and two came back red when a acid was applied