1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
soldier1979 [14.2K]
3 years ago
5

Cindy hypothesizes that if she adds salt to a weak acid, then its pH will be lowered. She develops the following experiment to t

est her hypothesis. Which of the following steps could compromise the validity of her experiment?
Fill two beakers with 50 mL of the same weak acid.
Add salt to the first beaker.
Add water to the second beaker.
Measure the pH of the solution in each beaker.
Biology
2 answers:
Alisiya [41]3 years ago
8 0
Measure the pH of solution in each beaker.
Bingel [31]3 years ago
5 0

Answer :step 3

Explanation:

You might be interested in
4. Which of the following is the best example of
lana [24]

Answer:

C.

Explanation:

Biodiversity refers to the number of unique organisms within a region. C best explains that with the 1200 species of plant.

P.S. Thanks for separating the options. It´s a small detail that helps my eyes.

8 0
3 years ago
Read 2 more answers
if there is no oxygen during the cellular respiration process, the Krebs cycle does not occur. True or False
Veseljchak [2.6K]
The answer is gonna be false
7 0
3 years ago
Read 2 more answers
A scientist has discovered a new plant species in the Amazon rainforest. She tells her fellow scientists that the plant she has
tatiyna

Answer:

<em>The correct option is C) It does not depend on insect pollination.</em>

Explanation:

Angiosperms can simply be described as the plants which produce flowers whereas gymnosperms are the plants which do not produce flowers.

Both, the gymnosperms and the angiosperms, are capable of producing seeds. However, the seeds of the angiosperms are enclosed in an ovary. The seeds of gymnosperms are not enclosed.

<u><em>One of the major differences between gymnosperms and angiosperms is that the angiosperms have to depend on animals for pollination. On the other hand, the seeds of gymnosperms are spread through the wind and are pollinated.</em></u>

7 0
3 years ago
I WILL MARK BRAINLYEST
Wittaler [7]
The correct answer is D: stable and not growing or shrinking. I hope this helped:)
3 0
2 years ago
What type of forest gets over 200 cm of rain a year ?
choli [55]
Temperate Rainforest and Tropical Rainforest
4 0
3 years ago
Read 2 more answers
Other questions:
  • Climate change can have a large impact on coral reefs. How does climate change impact coral?
    10·2 answers
  • Which process is used to transport molecules into the cell that are too large to move through the membrane?
    10·1 answer
  • What would Earth's magnetic fiedl look like if it was solid? Why?
    14·1 answer
  • The axon joins the cell body at a cone-shaped elevation called the?
    10·1 answer
  • In general, researchers indicate that genes that affect energy balance in the body appear to be very efficient as a means to pro
    7·1 answer
  • The release of an inorganic phosphate from the myosin molecule directly results in ________
    9·1 answer
  • Two organisms evolved from a common ancestor. Which process best explains why they now have different characteristics? *
    10·1 answer
  • What is a specialized cell? Give an example.<br> What does it mean when cells differentiate?
    14·1 answer
  • Human red blood cells can live from two to four months without a nucleus, and yet they continue to synthesize hemoglobin. This G
    13·1 answer
  • Help help help help please
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!