The new volume of the balloon is 1.6L
HOW TO CALCULATE THE FINAL VOLUME:
Using Boyle's law, which states that the pressure of a given gas is inversely proportional to its volume i.e PV = KBoyle's law equation is as follows:
P1V1= P2V2
Where;
P1 = initial pressure (mmHg)P2 = final pressure (mmHg)V1 = initial volume (L)V2 = final volume (L)According to this question,
P1 = 760mmHg
V1 = 2L
V2 = ?
P2 = 950mmHg
Using P1V1 = P2V2
760 × 2 = 950 × V2
1520 = 950V2
V2 = 1520/950
V2 = 1.6L
Therefore, the new volume of the balloon is 1.6L
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Why are scientific journals considered a superior resource compared to other sources of scientific information?
Scientific journals are generally specialized for distinct academic fields or subdisciplines, and they are the most important way of communicating research findings.
In order to acquire a deeper knowledge of the facts and conclusions, the research frequently challenges prevalent assumptions and the research data given in the published research findings.Scientists disseminate these research findings in scientific journals to make it publicly available to the masses.Scientists describe the study they're building on in scientific publications and journals, as well as their research methodologies, datasets and data processing tools, and their data interpretation.On the other hand;
Scientific information is concerned with investigating the characteristics and behavior of information, the forces influencing the flow of information, and how it is being processed for optimal usability and usefulness.
It deals with the creation, gathering, categorization, retention, retrieval, interpretation, transmission, and usage of data.Thus, from the above explained concept we can conclude and agree that:
Scientific journals are far considered superior resources as compared to the sources of scientific information due to the fact that it is scientific journals are peer reviewed(i.e. experts in the field have used different research findings and methodologies) for its validation.
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Simon is comparing the communities of living things that live in two bodies of water a long river, and the ocean bay just beyond the mouth of the river.
Comparing which of these abiotic factors would be most useful for Simon to explain the differences in the communities? Assume that the water is
unaffected by pollution
A
the salinity of the water
O
B В.
the volume of water in each ecosystem
C. the rate of evaporation of the water
D
the sediments that are deposited on the river bottom or ocean floor
Review progress
The abiotic factor that would be most useful for Simon to explain the differences in the communities would be A) the salinity of the water. Salinity refers to the salt concentration in the water, and it can have a significant impact on the types of organisms that can live in the water.
What are abiotic factors?Abiotic factors are the non-living components of an ecosystem, including physical and chemical factors such as temperature, sunlight, water, soil composition, air, and nutrients. These factors can significantly affect the living organisms and communities within an ecosystem.
The ocean bay is likely to have a higher salinity than the river because of its connection to the open ocean. Therefore, the types of organisms that live in the ocean bay may be better adapted to higher salinity levels, while the river may support a different community of organisms that are adapted to lower salinity levels.
The other factors listed (volume of water, rate of evaporation, and sediments) may also impact the communities of living things in the two bodies of water, but salinity is likely to be the most significant factor.
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When examining the groupings for life on Earth, a student lists six major groups, including archaebacteria, true bacteria, protists,
fungi, plants, and animals. The student wants to organize the groups by similar features. The student knows that plants are
autotrophic and can photosynthesize to make their own food. Which other groups can be organized into the group that is considered
autotrophs because they have some species that can photosynthesize? Select ALL that apply.
A
Fungi
B
Animals
Protists
D)
True bacteria
Archaebacteria
Autotrops are the organisms that can prepare their own food by process called photosynthesis. True bacteria and some archaebacterias are the one performing photosynthesis like plants.
What are archaebacteria?Archaebacteria are a group of microorganisms evolved separately from the bacteria and blue-green algae.
Archaebacteria can also survive in extreme environment. Examples include Halobacterium, Pyrolobus, etc.
Both archaebacteria and bacteria are able to photosynthesize their food.
Thus, correct option is D.
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if you have a density of 2.5 g/mL and a mass of 5 g, what is the volume
Answer:
2
Explanation:
[tex]v=\frac{m}{d} \\\\v=\frac{5}{2.5}\\\\\v=2[/tex]
11.Oxides of sulfur and nitrogen that combine
with water vapor cause
a. hydrolysis.
b. acid rain.
c. mechanical weathering.
d. carbonation
Answer:
[tex]\huge\boxed{\sf Acid \ Rain}[/tex]
Explanation:
Oxides of sulfur and nitrogen combine with air and water vapors to produce more acidic substances (low pH) and consequently, acid rain is produced which can be of great damage for the living and non-living things on the Earth.
[tex]\rule[225]{225}{2}[/tex]
Hope this helped!
~AH1807Peace!Select the correct answer from each drop-down menu. are , which contain the information for building .
Answer:
Building information modeling is a process supported by various tools, technologies and contracts involving the generation and management of digital representations of physical and functional characteristics of places
Explanation:
copy and paste
YA'LL ARE SMART ! PLEASE HELP!
6 is valence electrons oxygen have!
why pancreas is called both exocrine and endocrine gland?
Answer:
This question is in my stored notes read below
Explanation:
Pancreas is an exocrine gland as it has a duct to store pancreatic juice secreted by the pancreas and use it whenever required. It is considered as a endocrine gland as it does not have a duct to store the hormones insulin and glucagon which are directly supplied to the blood stream.
The lock-and-key model of enzyme function shown in the image below, illustrates which important characteristic of enzymes?
Enzymes only fit with a specific substrate
Enzyme structure changes
Enzymes bind to any reactant
Enzymes work with any substrate
Answer:
Enzymes only fit with a specific substrate
Anaswer:
a!aaasd3qr2efa Arafat 22wc Ara dead F1 web fa add F1 CA add CA add few add few ev fa see E2 a few ea see eat f tea we Rea e R2-D2 22 andaskillful3nandaskillful333333333and a skillful effort to lobby Congress and the Roosevelt administration to pass a federal anti-lynching law to where black people and white people could sit
Explanation:
The amount of fertilizer used on plants when determining floral plant
growth is considered which of the following?
dependent variable
independent variable
control variable
I NEED A ANSWER
Answer:
Dependent
Explanation:
mm
Which one of the following is an adaptive immune defense?
a. Intact skin
b. Fever
c. The inflammatory response
d. Proteins that kill invading microbes
e. Antibody production
Answer:
e. Antibody production
Explanation:
100 POINTS!! ANSWER ALL PLEASE, AND EXPLAIN YOUR RESPONSE!
Students have a small steel ball and a large steel ball, and they have a short ramp and a tall ramp.
The students want to find out if a ball's size affects how far it can roll. They also want to find out if the height of the ramp affects how far the ball can roll.
They do the following experiment:
**Written Response** What can they conclude from this experiment? Why?
Answer:
I think the height of the ramp affects the distance that the ball can go, but the size doesn't affect it
and as you decrease th height of the ramp it will look like straight thing, when it look like that the ball might need a little force in order to get speed also to go far
but in this condition the size can affect the ball distance it also depends on how much you give to it
Thank you !
What is the formula for nitric acid?
Answer:
Explanation:
Hydrogen nitrate I believe
The chemical formula for the substance nitric acid is HNO₃. Based on the information from this chemical formula, this means that one single molecule of this substance nitric acid contains a covalent bond of one atom of hydrogen, one atom of nitrogen, and three atoms of oxygen. I hope I helped answer your question. Have a great day! Take care! :) :) :) :)
high levels of pollution will most likely
Answer:
It could cause acid rain.
is this right i dont know if it is
Answer: Yes
Explanation:
Astronomy and reincarnation are not Science.
Principles of building ecological towers. Advantages and disadvantages of ecological towers
Explanation:
in short answer,
advantages :
- more green more fresh air
- we are lack of rainforest these days, this is one way to taking care of greens by making it.
disadvantages :
- still require environmental damage for building the building itself, toxic waste and so on
- required $$$$ to buy the plants or seed itself
Which is a component of pseudoscience but not science
Question 10
If you see caribou, lynx, bears, and conifers, you are probably in
Answer:
great danger
beacause lynx and bears can eat you alive
If you see reindeer, lynx, bear, and conifers, you're probably in a biome taiga.
What is taiga?The Taiga or boreal forest is a biome formed mainly by conifer-type plants, so it is also called the Coniferous Forest.
The climate in this region is subarctic, characterized by a very cold, long and dry winter with temperatures reaching -50º C. Summer is short and humid, days are longer and temperatures can reach 20º C.
With this information, we can conclude that if you see reindeer, lynx, bear, and conifers, you are probably in a taiga.
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an organism's metabolism helps it to maintain homeostasis. this is evidence that it is a living thing since all living things
A.) have genetic material
B.) are made of one or more cells
C.) grow and develop
D.) use energy
Answer: C
Explanation:
Which cycle does NOT involve the atmosphere? *
A. water
B. nitrogen
C. carbon
D. phosphorous
Answer:
Phosphorous
Explanation:
What is epistasis?
traits where one gene interferes with the effect of another
traits whose genes are inherited separately
traits whose genes are inherited together
when a single gene controls a trait
Answer:
A
Explanation:
traits where one gene interferes with the effect of another
Modern inventions and discoveries:
A.support Scripture and creation
B. support the idea of evolution
C. do not relate to Scripture
D. falsify Scripture
Answer:
B
Explanation:
_________ feed on dead matter, causing it to decay while ________ feed on already decaying matter.
A. Decomposers, Consumers
B. Saprobes, Detritivores
C. Producers, Consumers
D. Detritivores, Consume
Answer:
Decomposers, Consumers
Explanation:
Answer:
B) Saprobes, Detritivores
Explanation:
Saprobes derive their nourishment from nonliving or decaying organic matter.
Detritivores feed on dead, organic material and play an important role in the breakdown of organic matter from decomposing animals and plants.
Describe the structure and function of bone.
Answer:
Bone is a mineralized connective tissue that exhibits four types of cells: osteoblasts, bone lining cells, osteocytes, and osteoclasts [1, 2]. Bone exerts important functions in the body, such as locomotion, support and protection of soft tissues, calcium and phosphate storage, and harboring of bone marrow
What is photosynthesis
Answer:
The process by which green plants and some other organisms in the presence of sunlight to synthesize nutrients from carbon dioxide and water is called photosynthesis.
what does erythropoietin do
Answer:
Erythropoietin (EPO) is a hormone produced primarily by the kidneys, with small amounts made by the liver. EPO plays a key role in the production of red blood cells (RBCs), which carry oxygen from the lungs to the rest of the body. This test measures the amount of erythropoietin in the blood 2020
Explanation:
Condition present: EPO level
Polycythemia: Normal or low
Anemia: High
3 ways of transporting carbon dioxide in blood
Carbohydrates stored in the liver are in the form of starch.
True
False
Answer:
It is false. carbohydrates are stored in form of glycogen.
Why do you blink
This is what it looks like when you blink with your eyes and mouth
LOL
Ans我们每一个人都在不断地眨眼，正常人每分钟要眨眼10～20次，每次眨眼的时间约0.2～0.4秒
除去睡眠时间，一个人一天要眨眼1万次左右，人体中最忙碌的算是提睑肌了
每次眨眼间隔时间仅4～5秒钟wer:
lanation:
The process by which plants produce food is known as photosynthesis. This process requires sunlight, carbon dioxide, chlorophyll and ……………..
A) Sodium B) Potassium C) Water D) Oxygen
Answer:
Option C. Water is the correct choice here.
Explanation:
Photosynthesis is the change of water and CO2 to glucose in the presence of chlorophyll and sunlight.
