A teacher does a demonstration for her science class. She has two beakers that are each filled with 100 mL of colorless liquid. She also has two identical pieces of magnesium metal. She drops one piece of magnesium into beaker 1 and the other piece into beaker 2. Which of the following observations would provide evidence that the beakers contain different substances? A. Bubbling occurs around the magnesium in beaker 1, but there is no visible change in beaker 2. B. Bubbling occurs around th

2 answers
Question:

A teacher does a demonstration for her science class. She has two beakers that are each filled with 100 mL of colorless liquid. She also has two identical pieces of magnesium metal. She drops one piece of magnesium into beaker 1 and the other piece into beaker 2. Which of the following observations would provide evidence that the beakers contain different substances? A.
Bubbling occurs around the magnesium in beaker 1, but there is no visible change in beaker 2.
B.
Bubbling occurs around the magnesium in both beakers.
C.
The magnesium sinks to the bottom of both beakers, but the pieces land in different positions.
D.
There is no visible change in either beaker.

Answers

Answer:Explanation:A. Bubbling occurs around the magnesium in beaker 1, but there is no visible change in beaker 2.

Answer:AExplanation:B[tex]\neq \geq \geq \geq[/tex]

Similar Solved Questions

2 answers

Need help please anyone ? How does an island of development promote economic development? A. Islands of development contribute to mining industries because they continue to form mountains. B. Islands of development have been ruled by dictators since the 1950s as part of an economic experiment C. Islands of development promote international development by creating new islands. D. Islands of development stimulate job creation in underdeveloped nations.

Need help please anyone ? How does an island of development promote economic development? A. Islands of development contribute to mining industries because they continue to form mountains. B. Islands of development have been ruled by dictators since the 1950s as part of an economic experiment C. Isl...
1 answer

Can someone tell me all the answers pls don’t ignore it’s due in a hour

Can someone tell me all the answers pls don’t ignore it’s due in a hour...
1 answer

About 2/5 of the students participate in sports and drama. In what size school would you expect to find 130 students in sports and drama

About 2/5 of the students participate in sports and drama. In what size school would you expect to find 130 students in sports and drama...
1 answer

The Geiger counter detects a low rate of nuclear radiation, even when it is far away from the radioactive sources being tested by your teacher. a What do we call this radiation?

The Geiger counter detects a low rate of nuclear radiation, even when it is far away from the radioactive sources being tested by your teacher. a What do we call this radiation?...
1 answer

Brand loyalty, usage rate, and perceived risk are studied with which possible base of market segmentation?

Brand loyalty, usage rate, and perceived risk are studied with which possible base of market segmentation?...
1 answer

Please help!!!! Which point is on the graph of f(x) = 6*? O A. (1,6) O B. (6,1) O C. (0,6) O D. (0,0)

Please help!!!! Which point is on the graph of f(x) = 6*? O A. (1,6) O B. (6,1) O C. (0,6) O D. (0,0)...
2 answers

Find the slope of the line y=5/9x

find the slope of the line y=5/9x...
1 answer

A company offers rectangular pool sizes with the dimensions shown. Each pool includes a deck around it. Write a quadratic function to represent the area of the pool and the deck. If Carolina wants a 15 foot pool with a deck, how many square feet will she need ot have available in her yard?

A company offers rectangular pool sizes with the dimensions shown. Each pool includes a deck around it. Write a quadratic function to represent the area of the pool and the deck. If Carolina wants a 15 foot pool with a deck, how many square feet will she need ot have available in her yard?...
1 answer

Why is US Foreign Policy the most important aspect of US Government?

Why is US Foreign Policy the most important aspect of US Government?...
1 answer

At the end of the story, Arthur is mortally wounded by Mordred

At the end of the story, Arthur is mortally wounded by Mordred...
2 answers

Help plsss I’m a little confused We started this today :/

Help plsss I’m a little confused We started this today :/...
1 answer

Which two structures are found in plant cells but not animal cells?

Which two structures are found in plant cells but not animal cells?...
2 answers

What happened when the solid sulfur was melted?

What happened when the solid sulfur was melted?...
1 answer

Words used by a system that cannot be used for any other purpose are called __________ words. For example, in oracle sql, the word initial cannot be used to name tables or columns

Words used by a system that cannot be used for any other purpose are called __________ words. For example, in oracle sql, the word initial cannot be used to name tables or columns...
1 answer

Put these in order from smallest to largest Gene Nucleus Nucleotide Chromosome Homologous pair

Put these in order from smallest to largest Gene Nucleus Nucleotide Chromosome Homologous pair...
1 answer

Give a direct proof for each of the following statements about the integers. If x is even and y is odd, then x + y is odd.

Give a direct proof for each of the following statements about the integers. If x is even and y is odd, then x + y is odd....
1 answer

Please help me thank you!

Please help me thank you!...
2 answers

What technological advancement was necessary before scientists could begin to observe cells?

What technological advancement was necessary before scientists could begin to observe cells?...
2 answers

L'art de Picasso n'est pas très facile à comprendre. Choose the answer which correctly describes how Stéphane feels. Il déteste cet art. Nous aimons visiter le sud de la France. J'adore regarder les couleurs de Dali. Les couleurs de Manet sont toujours belles.

L'art de Picasso n'est pas très facile à comprendre. Choose the answer which correctly describes how Stéphane feels. Il déteste cet art. Nous aimons visiter le sud de la France. J'adore regarder les couleurs de Dali. Les couleurs de Manet sont toujours belles....
2 answers

What is the purpose of the structure shown in the picture below? O A. Addressing food shortages O B. Providing food for rural areas O C. Decreasing pollution D. Cleaning water

What is the purpose of the structure shown in the picture below? O A. Addressing food shortages O B. Providing food for rural areas O C. Decreasing pollution D. Cleaning water...

-- 0.045325--