According to the pH scale, which pH measurement is basic?

7.0

5.5

1.2

9.5

Answer:7.0

Explanation: Because acids are 1-3.9, 4 is neutral and bases are 4.1-7

QUESTION 2

In which relationship do both species benefit?

A.Mutualism

B.Commensalism

C.Parasitism

How does a solution with a pH of 2 compare to a solution with a pH of 1?

The pH 2 solution is ten times more acidic than that with a pH of 1.

The pH 1 solution is two times more acidic than that with a pH of 2.

The pH 2 solution is two time more acidic than that with a pH of 1.

The pH 1 solution is ten times more acidic than that with a pH of 2.

the difference between compound and element

Which of the following is a factor in natural selection?
A. Individuals of species compete with one another to survive.
B. Individuals better able to adapt to changes leave more offspring.
C. All species are genetically diverse.
D. All of the above.

At what pressure, in atm, will 1.8 mol O₂ occupy a volume of 56.0 L at 35°C? Round your answer to the nearest hundredths. Don't forget to label your units.

What is the average density of the Earth's inner core?
A. 10 g/cm 3
B. 20 g/cm 3
C. 15 g/cm 3
D. 5.4 g/cm 3

The answer for question 2

Question in the photos, any absurd answers will be reported ill give branliest to the most accurate answer

I need some help cuz i don't remember what that long word means!!

When discussing evolution, adaptation is *
A. An inherited trait evolved through natural selection
B. A skill that an organism has learned to help them survive
C. An adjustment in the physical appearance or behavior of an organism that happens over a short period of time

HCl + NaOH = H2O + NaCl
Explain what happened, the atoms ___.

Halp me need help with this question

The map shows watersheds with a high potential for soil, nitrogen, and pesticide runoff. If you were in charge of handling the problem of pollution from surface runoff in US watersheds, what would you need to know to help you come up with a solution? Write down at least five questions you would ask an expert to help you understand the data shown in the map and design a solution to the problem.

A rocket has a power output of 55,000 ft.-lbs./sec. while raising a small satellite into orbit. How many horsepower is the rocket engine?

550 H.P.
100 H.P.
10 H.P.
500 H.P.

Questions int he photo, any absurd answers will be reported and person will get branliest if its correct.

Some rocks are more resistant to acid rain than others.
True or False

Which statement describes how echolocation and ultrasound imaging are the same?

A. They both use the absorption of sound waves.
B. They both use the diffraction of sound waves.
C. They both use the reflection of sound waves.
D. They both use the transmission of sound waves.

Any files or absurd answers will be reported ill give brainliest to the most accurate answer

NEED THIS ASAP ILL MARK BRAINLIEST Nutrition is a common topic in the media, whether it’s a new diet plan or a new “superfood” on the market to benefit our health. Some of these products are scientifically sound, while others aren’t. How do we tell the difference?

. What animal did scientists study to create the brain–machine interface?
pls help! Science not chemistry 20 points

According to the dichotomous key, the organism pictured would be a member of the kingdom
A)Animalia.
B)Fungi.
C)Eubacteria.

How many internal parts or “organelles” are there in a plant cell?

im rewarding brainlist and 47 points too whoever answers this question ;-;

HELP ME PLEASE LIKE FRRR
That energy can be used by plants or animals that eat plants. Energy from ___ is then passed to___.
This can be seen when we observe a _________. Energy flows from____to____ when it is eaten. (Citation goes here)
Please help mee and ill give you brainliest thingy

Explain how the design of a two-tier ditch helps control farm pollution.

In this experiment, you need to examine the idea of thermal energy transfer. Using a controlled experiment, what might a good question about the variables that affect thermal energy transfer be? Thermal energy transfer depends on many properties, but limit your question to only two.In this experiment, you need to examine the idea of thermal energy transfer. Using a controlled experiment, what might a good question about the variables that affect thermal energy transfer be? Thermal energy transfer depends on many properties, but limit your question to only two.In this experiment, you need to examine the idea of thermal energy transfer. Using a controlled experiment, what might a good question about the variables that affect thermal energy transfer be? Thermal energy transfer depends on many properties, but limit your question to only two.In this experiment, you need to examine the idea of thermal energy transfer. Using a controlled experiment, what might a good question about the variables that affect thermal energy transfer be? Thermal energy transfer depends on many properties, but limit your question to only two.In this experiment, you need to examine the idea of thermal energy transfer. Using a controlled experiment, what might a good question about the variables that affect thermal energy transfer be? Thermal energy transfer depends on many properties, but limit your question to only two.In this experiment, you need to examine the idea of thermal energy transfer. Using a controlled experiment, what might a good question about the variables that affect thermal energy transfer be? Thermal energy transfer depends on many properties, but limit your question to only two.In this experiment, you need to examine the idea of thermal energy transfer. Using a controlled experiment, what might a good question about the variables that affect thermal energy transfer be? Thermal energy transfer depends on many properties, but limit your question to only two.

QUESTION 5
Match the symbol with the type of symbiotic relationship it represents
symbiotic relationships symbol

A.Mutualism 1.+/+

B.Commensalism 2.-/-

C.Parasitism 3.+/0

D.Competition 4.+/-

Which can change the solubility of a solid in a liquid?

stirring the solute

increasing the pressure of the solution

increasing the temperature of the solution

crushing the solute

Which of the following statements about biodiversity is TRUE?
A. More biodiversity → Less chance for an ecosystem to sustain itself
B. More biodiversity → Better chance for an ecosystem to sustain itself
C. More biodiversity → Less species in an ecosystem
D. More biodiversity → More pollution in an ecosystem

_______ are the smallest units of life.
A.
Cells
B.
Bones
C.
Eggs
D.
Bugs
I NEED HELP LIKE NOW PLZZZZZZ HELP ME

Think of another way that your body maintains balance when your environment (inside or out) changes.
Please help me
I will mark the BRAINLIEST answer!!!