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
The way that a mineral breaks can help to identify that mineral. Some minerals have a tendency to split evenly along specific or
luda_lava [24]

your answer is C. cleavage, fracture

cleavage the way minerals breaks apart, split easily along a flat surface,

fracture the way minerals break apart, breaks in an irregular way


8 0
3 years ago
Read 2 more answers
Hat percent of electricity in the UK will come from renewable sources by 2010? a. 1% c. 10% b. 5% d. 40%
Snowcat [4.5K]

Answer:

C, 10%

Explanation:

For the year of 2010, it's definitely 10%

7 0
2 years ago
Some students take care a vegetable garden. When it is time to plant in the spring, the students leave part of the garden empty
muminat

Answer:

i honestly think B might be the answer, most plants and vegetables get grown weeds and other plants grown around them, if not that C is the answer

Explanation:

5 0
3 years ago
Read 2 more answers
Which specialized doctor would the husband visit if he suspected that he was infertile?
gladu [14]
I'd say an <span>endocrinologist would be the best answer.</span>
3 0
3 years ago
According to scientific thought what is a theroy
Nimfa-mama [501]
A theory is a proposed explanation of an experiment or witness of.
4 0
3 years ago
Read 2 more answers
Other questions:
  • Select the correct answer.
    7·1 answer
  • What is true about microevolution?
    10·2 answers
  • Which statement is an example of cell division at work?
    5·2 answers
  • Your physical traits are linked to your what?
    14·2 answers
  • The gradual decline in men's testosterone levels in middle age can reduce their _____.
    9·1 answer
  • White-tailed deer eat green plants, acorns, fruits, nuts, and twigs.
    5·2 answers
  • Blology Period 3
    13·2 answers
  • Someone please me please help meeee!!! It’s due at 2 please help me
    7·1 answer
  • Elements or compounds that can only be separated or combined to make substances with new properties by means of a chemical react
    7·1 answer
  • Where would you find hemoglobin that is relatively o2 poor in a healthy resting person?.
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!